Mcintosh Tube Amp Schematics

Whether your desires run towards vacuum tubes or solid state, monoblock, stereo or multi-channel configurations, McIntosh has your home audio amplifier solution. Please note I'm selling only the MC60 manual - the picture is included only for identification - the amplifier's not included! Dated 1955, this 7 page b&w manual. The results have been clear: Parasound products have won best-in-class awards in the most popular audiophile publications year after year. A qualified technician is available to do this mod for you, if. Sumiko Audio. Peter Millett. Selling a well cared for Cronus Magnum II with the cap/resistor upgrade ($600 value with shipping to and from the factory). It's been a while since I've had a classic amplifier in my system, and McIntosh Laboratory's MC275 is as classic as they come. AnalogAlley. This has been around a 3 year project for them. A dream come true. The output of first stage transistor T 1 is connected to the input of second stage transistor. A few amps that have been made over the years that have an input impedance that is lower than normal. Manley Neo-Classic 250 Monoblocks. It all started with a quest to design a high quality, low distortion amplifier and has grown to a highly-respected brand that produces. by audiomike33 · 4,135 views. Some tubes are missing, and there is some rust on the. pdf: hfe_mcintosh_ma6850_en. pdf: 30/07/20: 1399 kB: 11: Mc INTOSH: hfe mcintosh ma6850 en: hfe_mcintosh_ma6450_en. Fortunately, it is very simple to build these amplifier circuits when good tube circuits and good output trans-formers are available. Supplier of vacuum tubes for guitar, audio, and recording applications. The silk screening for all the tubes is legible. The Sovtek 5881 delivers a warm, round tone that "sweetens" any vintage or modern guitar amp design. Could you please enlighten us to what choice of speakers you used to test your creation. A GZ34 / 5AR4 rectifier tube is used in the power supply. Condition is "Used". Interstation noise suppression, tuning indicator, FM multiplex indicator, individual channel bass. If ever a product deserved the title, this is the ‘Big Mac’. Although amplifiers like those designed in 1936 by Jefferson Electric could produce 60 watts of output power from a pair of 6L6 tubes, the 50 watt McIntosh amplifier enhanced performance with a wider bandwidth of 20 Hz to 20,000Hz and a lower distortion of less than 1%. The receiver includes a 7591 tube output power amp, a transistor preamplifier section, and a fabulous tube tuner with the original Telefunken driver tubes, which test very strong (technical details below). This has been around a 3 year project for them. Both have there own unique sounds But maitain the MCintosh tube sound. They are ideal for voltage doubler use in many. Input sensitivity and impedance: high level 0. 5% coupon applied at checkout. favorite this post. The 300 Watt vacuum tube amp in the MC901 uses McIntosh’s patented Unity Coupled Circuit output transformer – the same technology McIntosh was founded on in 1949 – to deliver its full 300 Watts into almost any speaker regardless if it has 2, 4 or 8 Ohm impedance. This index has a wide collection of Vacuum Tube or valve circuits or schematics, that can be very useful for the enginner or the student who need a circuit or schematic for reference or inf at category vacuum tube valve circuit : Audio CircuitsCircuits and Schematics at Next. The MA6100 amp is a few years newer and it uses solid-state components, while the MR71 tuner uses tubes, but together, they make beautiful music. Type: (PDF). Tube integrated amplifier. Facebook Email Instagram. If this has happened to you the chances are it's a ground loop between your Cable TV and another component in your system (like an amplifier or powered subwoofer). 13 meaohm R,: 0. 00: MI May 17, 2021: 5. The pure tube design provides a smooth, almost liquid sound that has made this amp a reviewer favorite. comMcIntosh Integrated Amplifiers: Amplifier & Preamplifier Al. The resistance was 1. Type: (PDF). 143 Tube Amplifier Schematics (OTL,211,6080,300B,VT4C) WW - Free download as PDF File (. The output section of the SQ-38u, which doesn't sport particularly huge output transformers, sounded like a much, much bigger amp. The Williamson amplifier is a four-stage, push-pull, Class A triode-output valve audio power amplifier designed by D. (42 pages long) Buy Now. The vintage made in England Mullard ECC83 has been accurately recreated in the Tube Amp Doctor 7025 S. But the same unconventional thinking that spirits our subwoofer design drives the thinking behind our amps and theater speakers. This hybrid amplifier is a two-stage, DC-coupled, single-ended Class A amp, capable of delivering around 30 W in an 8-Ω load, or 15 W in a 4-Ω load. Those are fantastic speakers by the look and would likely benefit from a more powerful amp. The MA6100 amp is a few years newer and it uses solid-state components, while the MR71 tuner uses tubes, but together, they make beautiful music. 5 dB in all the audio range (and better than 0. comVintage talking machines, McIntosh - A Tradition of Excellencespecializing in quality McIntosh audio components. McIntosh knob info. Dealer/Distributor orders to McIntosh are quite high. 00 Mcintosh ad, 1966, 275 tube amplifier, mr 71 tuner, c24 preamp, 1 page, rare! I have to sell preamplifier McIntosh C24 is in perfect condition, there is no noise and hum, all switches and dials are no. Tube amps schematics and layouts. Few others stock as many amplifiers as McIntosh. The results have been clear: Parasound products have won best-in-class awards in the most popular audiophile publications year after year. Works and includes tubes, new faceplate, Schematic, copy of Maintenance Pre-Amp Vacuum Tube Green LED Night Light with Valve from a McIntosh Amplifier. MSRP: $159. Tube amplifier parts and accessories catalog and reviews. Shipped with FedEx Ground. The Mcintosh Model MC-60 is a 60 watt high fidelity power amplifier designed for home entertainment systems and professional applications where high power and distortion free performance is required. PicClick Insights - Mcintosh Amp Amplifier Mc-30 Tube Rare Used Collectible F/S Gobby Music Japan PicClick Exclusive. McIntosh Tube Tuner $1,250 Vintage Bogen tube gear manuals, schematics $35 Dynaco Dynakit St-70 tube amplifier $900. Marantz manuals | Hifi Manuals Free: Service Manuals, Owners Manuals, Schematics, Diagrams, Datasheets, Brochures online for free download and free to your amplifier. This site helps you to save the Earth from electronic waste! MCINTOSH MC275 MK4 TUBE POWER AMPLIFIER SM. The Most Musical Mobile Tube Amplifier - BaM. Search for:. 6J1 Tube Amplifiers Board, Pre-Amp Amplifier Audio Board Tube Audio Amplifier HiFi Channel Class A Volume Control Tone Preamplifier Board Kit. Includes a rare manual, schematics, and Audio Classics service receipts. operates on 6Ж32П (6J32P) and 6Н23П (6N23P) directly replaceable with EF86 and 6DJ8 or ECC88. Hi-Fi Amps Dr. Here is anarchive of some of the best built bass and guitar tube amplifier schematics. Direct Coupled Amplifier. WARNING: A tube amplifier chassis contains lethal high voltage even when unplugged--sometimes over 700 volts AC and 500 volts DC. Nt - viridian 12:55:02 08/19/20 ( 4 ) I sold mine 18 years ago, or so. All inputs are fully functional. 5% coupon applied at checkout. He threw in a Lafayette stereo master control center. it 6bg6 6bg6. I have it playing with maranz model 5's, it sounds wonderful. Harp, or bass with a few mods OR use it for a PA or home audio amp. Amplifier Sources Amplifier Schematics - Alphabetical BAMA Schematics and Manuals AmpsLab Schematics McIntosh Schematics Heath Kit Schematics and Manuals EICO Schematics and Manuals Misc Audio Schematics Technical Amp Info - Duncans Page Cathode Bypass Cap Calculator Audio Tube Equipment Forum Audiophile Clubs Antique Radio Collection Pictures. Schematics Amps. Mcintosh Diagrams, Schematics and Service Manuals - download for free! Including: 1977 parts price list new , mac50w1p new , mc22 new , mc30 new , mc40 new , mc40 power amplifier, mc60 new , mc60 power amplifier, mc60 sch new , mc60volt new , mc240 new , mc240 power amplifier, mc240 sch new , mc275 new , mc275 power amplifier, mc275 sch new , mcintosh 20w2 owners manual, mcintosh 50w2 owners. A quick word on the EL156 - this was originally a 10-pin European socketed pentode designed by Telefunken to be used in cutter amplifiers and has a big 50W plate dissipation with a 450V/8W screen. work on that spreadsheet you left at home, perform software updates on your. The circuit for the Grason-Stadler 162K allows less audio input signal then does the circuit for the McIntosh MC40 but it can easily by rewired to match McIntosh's. Response 20-20kHz. Ampeg Carlson Stromberg AP-8Hi-Fidelity Amplifier Fender Hiwatt LaneyA100H Leslie Marshall McIntosh Hi-Fidelity Orange Vox ©. Will ship with original manual. Did not know what I was getting into. Stereo Amplifiers, Pre-amps and Integrated amps: Vintage stereo control power amp / preamps & amplifiers, integrated amplifier / amp for sale that have been completely serviced / refurbished / restored with a warranty; by B&K AV2500 5-channel power amp, Dynaco, Fisher Studio Standard CA, Hafler, Kenwood Basic C, KA KC, KM, NHT SA-3 subwoofer power amp, Onkyo A, Pioneer SA, SAE Mark, Sansui AU. McIntosh MC50 Restore. My Photos On Flickr. Tube Compliment 3 - 12AX7A Inputs and Phase Inverters 4 - 12AT7 Voltage Amplifier and Drivers 4 - KT88/6550 Power Output Power Requirements 100 Volts, 50/60Hz at 360 watts 110 Volts, 50/60Hz at 3. Connecting High Level To A Tube Amplifier The output circuit of most vacuum tube (valve) amplifiers features an output transformer—generally offering multiple impedances. The MK VI has completely different tube numbering than the earlier 275’s. Schematics of great amplifiers from other web sites: Ampeg, Fender, Marshall, McIntosh, Stromberg-Carlson, Vox, Wurlitzer Modern demands upon a musician's sound quality and flexibility have led to the following designs: 20 W Guitar Amplifier schematic Guitar Preamp schematic 40 W Stereo Power Amplifier schematic. If you're looking at this amplifier you already know the MC501 as one of Mcintosh's most sought after amplifier with amazing sonic acumen and build quality. 8kg fighting weight, increasing to 60. All 27 non-bat. These signals drive each half of a push-pull power. In Chapter 2, data are presented from 1170 diagnostic submissions for ABLV testing by fluorescent antibody test (Centocor FAT). The output section of the SQ-38u, which doesn't sport particularly huge output transformers, sounded like a much, much bigger amp. The tuners looks very nice cosmetically works great with lively sounds and pickup stations in my area oldest but goodies. Legacy CONCERT-MASTER. You can purchase any of our products here from these web pages, making payment with a credit card through PayPal, or sending us a money order. Backup Systems & Accessories. Description: Two-channel, tubed stereo (switchable to parallel mono operation) power amplifier. Nothing else comes close. All are available for free download. ELECTRICAL: Powered by McIntosh tube amplifiers or separate D 8 or D 8A power supply. I'm the owner of an MC240 amplifier. Willsenton R8 KT88/EL34 x4 Tube Integrated AMP Power Amplifier Headphone (Silver) BoyuuRange A50 MKIII 300B HiFi Intergrated Tube Amplifier Single-end Class A with Tube Cage. maintenance, pickups, deliveries, etc. For movies, mcintosh will likewise power amp my front speakers while Onkyo drives my other 5 speakers. A dream come true. McIntosh Model MC-240 (Serial ilP001 and Mc INTOSH MODEL MC-240 McIntosh Laboratory, Inc. 22 megohm R7, 47000 ohms. The MK VI has completely different tube numbering than the earlier 275's. I learned that the McIntosh MA252’s preamp section uses a pair of 12AX7a tubes and two 12AT7 tubes, while the solid-state amp delivers 100 watts per channel into 8 ohms or 160 watts into 4 ohms. 2-Channel Vacuum Tube Amplifier. The first 50 years. High reliability and exceptional music - listening experience. The amplifier was called the McIntosh 50W1 Amplifier. Amp/Preamp Asylum. 06 New Article: Eugene Karpov. VACUUM TUBE AUDIO POWER AMPLIFIER REVIEW SPECIFICATIONS. High-End: $1,000 - $2,000. We are the only tube supplier you will ever need. Vintage Vacuum Tube Power Amplifier. Preamplifiers. In Chapter 2, data are presented from 1170 diagnostic submissions for ABLV testing by fluorescent antibody test (Centocor FAT). 00: MI May 17, 2021: 5. 2x12" 3600 Watt Sub. Enjoy low prices and great deals on the largest selection of everyday essentials and other products, including fashion, home, beauty, electronics, Alexa Devices, sporting goods, toys, automotive, pets, baby, books, video games, musical instruments, office supplies, and more. There is more information available about. klick on the red links (project names) to view the schematics or a…. 50 W 2 Mcintosh Tube Amp Working But (44% similar) No power supply. Partial Inventory as of June 07, 2021. For technical books, tube data, vintage data, transformer data, and McIntosh data, go to: www. Free of corrosion. "Hafler amps have been in my studios going on 20 years now. 6l6gc 6l6gc 12ax7a 12ax7a 12ax7a @ 12ax7a back of the amplifier power transformer rev. McGary Audio SA 1 Stereo Vacuum Tube Amplifier. All 27 non-bat. Top Rated seller. Capacitors come in 2 main types: electrolytic, which are used with vacuum tube and transistor power supplies, and non-electrolytic, which are used to regulate direct current surges. Tube Pre-Amplifier Stereo Preamp DIY. This page is about Tube Amplifier,contains McIntosh MC2152 2-Channel Vacuum Tube Amplifier,Single-ended Monoblock Tube Amplifier,Elekit TU-8200 Tube Amp Kit,J&K Audio Design: 300B Tube Amplifier and more. This page described a vacuum tube PHONO preamplifier, built around ECC88 and ECC83 vacuum tubes. r 1 f Melntosh MA-5100 SOLID STATE INTEGRATED AMPLIFIER Page ~1- Servicing the McIntosh MA-5100 solid state amplifier ie easy. Schematics and Service Information for Baldwin Electronic Tube Organs DIY Tube Guitar Amp Page Super Radioradio information from Spain Interique. Tubes 4 HiFi is also known as Vacuum Tube Audio Our best known product is the VTA ST70 PCB modification for the Dynaco ST-70 amplifier, that first appeared in a Glass Audio magazine article in 1989. Older Readers may remember it because it was used in the vertical deflection pattern of most tube TVs. NON ELECTROLYTIC TUBE SCHEMATICS -- Sangamo, k73-16 , Mullard , K42Y-2, KSO-2G. The VTA M-125 mono-tube power amplifiers are the flagship products of the Vacuum Tube Audio (VTA) Company. Please visit my Tube Amplifier Forum Here's the place you can go to ask tube amplifier questions. The power supply is also very simple. Early LP12s had a bit of a bloom at lower frequencies that gave them a rich, fluid and highly musical character. 150W Per Channel Stereo Power Amp w/ Balanced Push-Pull Design: The McIntosh MC152 is solid state stereo amplifier that delivers 150 watts of power into two channels at 2, 4, or 8Ω with less than 0. 8kg packed, and the £12,995 price tag. Rusty but trusty. Tube Pre-Amplifier Stereo Preamp DIY. Thanks for your question. Nothing else comes close. Up to $50 off GPS & Navigation. 5% coupon applied at checkout. H Scott Fisher Eico Heathkit Hammond Wurlitzer Dynaco Dynakit kit. YAQIN B-2T Tube Pre-amplifier Tube 5AR4 rectifier EL84 stabilivolt with Remote 100% Brand New Declaration All items are guaranteed to be 100% brand new in the original box. High-End: $1,000 - $2,000. If you're looking at this amplifier you already know the MC501 as one of Mcintosh's most sought after amplifier with amazing sonic acumen and build quality. It's been in storage and it sort of looks that way. Does it work? It did a few years back (maybe 5). ---- VIEW DETAILS ----. com Service Manual archives main page. The resistance was 1. We have them all, in stock, and we have them at the best prices! Try us! Give us a call today at 1-800-326-4140 and find out for yourself why we are #1. Find many great new & used options and get the best deals for McIntosh MC 2500 Stereo Power Amplifier Amp Rare Original Schematic Diagrams Set at the best online prices at eBay! Free shipping for many products!. MSRP: $119. It has a warm tone with good 'bite. 02-Nov-2020. McIntosh Electronics Production History (1949 to 1999) T=Tube, SS=Solid State, W=Watts, AF=Autoformer, PG=Power Guard, DC=Direct Coupled, SL=Slim Line : Model: Product: Type: Description: Years: Price: MR55: Tuner: T: AM-FM-Mono: 1957-1959: $249. The original McIntosh MC275 stereo tube power amplifier is a thing of beauty. pdf: 14/07/20: 1297 kB: 21: Mc INTOSH: hfe mcintosh ma6450 en: hfe_mcintosh_mr55a_en. The vintage made in England Mullard ECC83 has been accurately recreated in the Tube Amp Doctor 7025 S. Here at Dynakit™ you will find the right parts to restore, repair or upgrade your original Dynaco™ vacuum tube amplifier. Original 60's McIntosh MC275 MC 275 power amplifier 75w per channel US Audio Mart $3,800 Apr 21, 2021. McIntosh C-11 stereo preamp schematic McIntosh MC-30 power amplifier manual (inc. We service Large CRT, Plasma, Projection, LCD and DLP TV’s. 00: Vintage McIntosh MAC 4100 Stereo Receiver Excellent condition $2,200. comMcIntosh Integrated Amplifiers: Amplifier & Preamplifier Al. Condition is "Like New". When using a self-powered McIntosh Audio Compensator or Pre- Amplifier, connect the audio output from the pre-amplifier to the input of the MC -60 using the cable supplied with the pre-amplifier. Z Amps Duncan Amps & Data Dynaco buyout Amps & Data Dynaco parts/mod sources Bob Schneider Electron Valve Tubes Elexs Tubes EMT Turntables Engle Guitar. We have them all, in stock, and we have them at the best prices! Try us! Give us a call today at 1-800-326-4140 and find out for yourself why we are #1. tube amp schematics. Wi-Fi Systems & Cell Phone Boosters. It's been in storage and it sort of looks that way. It is incapable of powering a 9. Currently we have 27502 Diagrams, Schematics, Datasheets and Service Manuals from 978 manufacturers, totalling 16. Here is the schematic of the 12AU7 Tube Preamp I came up with (sorry about the over sized schematic). Our technologies bring you closer to the music at a price you won't believe. Then around the fall of 1968 Crown who was known as a manufacturer of tape decks introduced the first commercially available high power amplifier the DC300. Introduced in 1961, the Mac 275, in its original hardwired edition, was produced until 1970. McIntosh Products History. McIntosh MC8207 200 Watt Multichannel Power Amplifier. It's the Count Dracula of power amps. Service Notes:. 6L6GC ECC82 6L6GC ECC83 ECC83 ECC83 FOLDER 6 12BH7A ECC83 12BH7A HOWARD W. ORIGINAL LITERATURE/BROCHURE MODEL C26. It is incapable of powering a 9. In Chapter 1, the literature relating to rabies virus and the rabies like lyssaviruses is reviewed. screens lets you connect back to your mac, windows or linux pc and control it from the comfort of your living room, the corner coffee shop or anywhere in the world. (Enter US $2,168. McIntosh MA2275 Service Manual. Tube amp schematics. McIntosh MC 2250 Amplifier Owners Manual / Schematics excellent. The output of first stage transistor T 1 is connected to the input of second stage transistor. For perspective, the flagship McIntosh MC-275 powerhouse amp was listed at $444 then. Preliminary information - 1 page. 12AX7 Preamp Schematic; Tube Stereo Preamplifiers; Simple Tube Amp Schematic; 6SJ7 PreAmp; Preamp Tube 26; 6SN7 Tube Preamp Schematic; Tube Amp Layout; 300B Tube Amplifier; High-end Audio Tube Amplifier; Best Tube Phono Preamps; Tube Amp Chassis; Tube Phono Stage; Tube Preamp Power Supply Schematic; Tube Monoblock Amplifiers; DIY Tube Headphone. CONTROL AMPLIFIERS. If you are visually impaired and are having difficulty navigating this site, please call our Customer Support line via our toll free. Looking to revitalize your amp? We maintain an extensive list of amplfiers and their required components - browse to your amp manufacturer below and select your amplifier to see a listing of the components which you can replace in your amp - we will show you all of the components which are interchangeable so that you can select the one that works best for you. My bet is it doesn't disappoint. Also See for MA2275. Jun 2, 2018 - Wiring Schematic Diagram: tube 12AX7 (6N2P) + EL84 (6BQ5, 6P14P) 14Watt hifi Amplifiers. for best results, replace with evh original equipment tubes only. Casual Listener. Japan manufacturer of tube amplifiers such as Petrus III and stereo pre amplifier Monbrison. Whether you're a beginner or seasoned Guitar electronics enthusiast, you can re-build an existing generic tube amplifier which will rival the name-brand units in performance when used with an electric guitar. Here are links to schematics and manuals for the KnightKit KG-865, a 50 Watt integrated power amp kit made by Knight. McIntosh MC40 amplifier schematic. Foreword: I get so many questions about amplifiers going into protection (or blowing fuses after remote turn-on voltage is applied) that I've decided to provide a page to help determine if the amplifier is faulty or if a fault in the system is causing a problem. The Williamson amplifier is a four-stage, push-pull, Class A triode-output valve audio power amplifier designed by D. Manley Neo-Classic 250 Monoblocks. You'll find new or used products in McIntosh Vintage Tube Amplifiers Amps on eBay. McIntosh Audio A tradition of excellence. McIntosh doesn't typically disappoint but they've goofed on a couple things. Original 60's McIntosh MC275 MC 275 power amplifier 75w per channel US Audio Mart $3,800 Apr 21, 2021. There is also a rear IR and RS232 input for control for use with a smart remote or home. it 6bg6 6bg6. I have not plugged it in. I remember the Mac 275 fondly—rather like girlfriends from my college years. Entry-Level: $100 - $500. It needs a little cleaning up. In addition, we offer an array of new "select" Dynakit™ classic vacuum tube. My Photos On Flickr. Tube amp kits DIY. McIntosh Model MA6100 Integrated Amplifier (1977) This McIntosh model MA6100 integrated amplifier pairs nicely with my McIntosh MR71 FM tuner. McIntosh C-8-M Tube Amplifier Main Schematics - PDF & Tech Help* | English $7. , AM/FM tuner, 3. Amplifier Construction. Bogen DB15 schematic. McIntosh MC240 Owners Manual. Works and includes tubes, new faceplate, Schematic, copy of Maintenance Pre-Amp Vacuum Tube Green LED Night Light with Valve from a McIntosh Amplifier. Ships from and sold by Amazon. Browse by subject or by course. We burn-in, test and match all tubes. work on that spreadsheet you left at home, perform software updates on your. Favorite H H Scott Tube Integrated Amplifier. They show a typical single channel wiring scheme. Summary of Tube Amplifiers. 2 views per day, 191 days on eBay. Download MCINTOSH MC275 MK4 TUBE POWER AMPLIFIER SM service manual & repair info for electronics experts. Whether you're a beginner or seasoned Guitar electronics enthusiast, you can re-build an existing generic tube amplifier which will rival the name-brand units in performance when used with an electric guitar. 00 Instant Link in Order Confirmation Email McIntosh Catalog 038-117 Tube Amplifier Main Catalog - PDF & Tech Help* | English $1. Partial Inventory as of June 07, 2021. Abt Electronics. McIntosh has been perfecting vacuum tube amplifiers since the 1940s and solid state amplifiers since the 1960s. pdf: hfe_mcintosh_ma6850_en. MUZISHARE X5 Integrated Amplifier EL34 x4 Push-Pull Vacuum Tube AMP with Remote. control your computer from anywhere. It seems from my research that there is not any other major amplifier design at Mcintosh which was designed by Milo except these superb Mc/Mi3500 amps. Noise and hum -80dB high level, 2uV phono. 00: MR55A: Tuner: T: AM-FM. Email me at : 100amplifiers at gmail. Push-Pull (PP) EL84 (6BQ5) or 6V6 (6AQ5) Tube Amp Schematic with Dynaco A-410 Transformers The power supply uses a 5Y3 tube rectifier and a C-R-C filter. In the mid 1960s the McIntosh Mc275 75 watt per channel amplifier was among the most powerful and best tube amplifiers available for home high fidelity use. Shipped with USPS First Class. 6J1 Tube Amplifiers Board, Pre-Amp Amplifier Audio Board Tube Audio Amplifier HiFi Channel Class A Volume Control Tone Preamplifier Board Kit. Cool Schematics - Guitar amps and effects Dynaco (tube) schematics from Gary Kaufman Unofficial Dynaco Page - the rest (I have an SCA-80Q and two pairs of A-25s) Eico Audio Components - gone - try the Wayback Machine - schematics here Fender Field guide - photos, info, many schematics Firebottle audio schematics. pdf Sun Audio Model SV with output triode VT25 sunvt25--new--. I think my surround system has somewhere around 225w per spkr, the sub has 400w available. Immediately after placing the amp in my system a very noticeable 60Hz hum starting pouring from my speakers. The power supply is also very simple. The Cronus Magnum needs no introduction in the audio world - quite simply it is one of the best values for price to sound quality and has been well received and reviewed across. Mcintosh Theater Pre-amp C39. Electric Thermometers. Our amplifiers have been used at many historic events including presidential inaugurations and Woodstock, as well as in landmark sound systems like the Grateful Dead's Wall of Sound and Despacio. McIntosh Schematics. Tube Complement Pre-Amp: 12AX7 Phase Inverter: 12AU7 Voltage Amp: 12BH7 Driver: 12AX7 Output: 2-1614 Rectifier: 5U4-GA Auxiliary Equipment connection ("Pre-Amp input" receptacle) Designed to power C-8 and other McIntosh Pre-Amplifiers Weight 30. Or at least ‘Big Mc’, for the McIntosh MA9000 is huge in every respect, from the sheer bulk of the thing – at least by the standards of most integrated amplifiers – to the 45. How to Bias a Tube Amplifier. In Chapter 2, data are presented from 1170 diagnostic submissions for ABLV testing by fluorescent antibody test (Centocor FAT). 70 years in the making, the new MC901 is the ultimate solution for bi-amping loudspeakers: a 300-watt valve amplifier for midrange and treble, plus a 600-watt solid-state amp for bass, all in one chassis! £39,995 per pair. The TPA-1 is meant to be used as a guitar tube power amplifier simulator for live playing and jamming, tracking or mixing inside hosts capable of VST or AU Plug-Ins support. It is incapable of powering a 9. Brand : MCINTOSH. With an educator account, you can: Customize your teaching materials in less time with Course Hero’s library of more than 10,000,000 lesson plans, study guides, and more. More information about tube power suppies is available in the Power Supply Design for Vacuum Tube Amplifiers article. The last few amplifiers that I've designed used pentodes and lots of NFB to get low distortion. McIntosh Labs MC312 Power Amplifier. Understanding Vacuum Tube Amplifier Schematics Push Pull Part 3 Youtube. jpg 2,400 × 1,800; 1. Chokes Explained. LED VERSION OF ORIGINAL LAMP. By way of legendary amp engineer Ed Jahns, Fender would produce the most powerful production tube amp ever made, the Fender 400 PS. screens lets you connect back to your mac, windows or linux pc and control it from the comfort of your living room, the corner coffee shop or anywhere in the world. 5 pounds net Finish Chrome and Black-1-. 02-Nov-2020. We are always adding more as we find them so check back often. Here is anarchive of some of the best built bass and guitar tube amplifier schematics. I have had this around for years and finally decided I'm never going to use it. Download FREE diagrams, schematics, service manuals, operating manuals and other useful information for a variety of products. MCINTOSH 50-W-2 TUBE Amp + P-50-D Power Supply from 1950s All Original Rare - $2,174. This circuit omits the footswitch and its circuit and it omits the Half-Supply resistor divider. Tube Pre-Amplifier Stereo Preamp DIY. "It's a big collector piece," explains Fernando Zorrilla owner of New Jersey-based SkyFi Audio, a joint venture with New York City's Stereo Exchange that deals in vintage. Williamson during World War II. Tube amps: build, repair, modify • Phase inverters. So what should you look for in a headphone amplifier? Analogue inputs mean you can plug in a traditional source, such as a CD player, but more modern amps boast digital inputs and a built-in DAC. If the receiver/amplifier also has left and right RCA plugs for. Brand : MCINTOSH. McIntosh C-8-M 1st Release English Schematics Only - Immediate Download. Free shipping Free shipping Free shipping. Where To Download Mcintosh Service Manual Series Schematic Page 1 McIntosh MX110 Z Series Schematic Page 2. Otherwise, if all source components are good, connect them back to the original receiver/amplifier and set them to play some input. Completely free, without registration free! find the instructions your hifi equipment McIntosh with search engine Vintage hifi. Another oldie but still a goodie, the Gram Amp 2 holds its own a full five years after first coming on the scene. Please visit my Tube Amplifier Forum. Tube complement: four KT88, three 12AX7A, four 12AT7. Total investment $2,000. I’ve also been into the amp and made modifications. Tube Tuners. Does it work? It did a few years back (maybe 5). US Audio Mart. This collection of schematics is for the benefit of the audio community. This amp has been gone over by the professional tech at Branson Sound works in NJ. Tube amp schematics. Vintage Original McIntosh MC240 Amplifier Tube Cage / Cover. " McIntosh C20 Tube Preamp. Existing glass faceplate is damaged and cracked. Following up to my 1st ever full-blown Audio Review on my Photo Blog which was the review for my Sonus Faber Guarneri Evolution Speakers I am now sitting down to write a full-blown review for what has become the best integrated TUBE amp I have ever owned in my life. McIntosh amplifiers blend eye-catching aesthetics, power and sonic integrity in a way that has been capturing the imagination of music lovers and home theater enthusiasts for decades. ' This modern version is able to tolerate higher voltages than its 5881 / 6L6 cousins. work on that spreadsheet you left at home, perform software updates on your. We will concentrate on the best performing, and then most popular tube units that in general are still available on eBay. The 1966 Hi-Fi News notes, "The TD124 has long been recognized as the Rolls-Royce of transcription motors. Onkyo l50; Phillips Tape Recorder schematic; Dealer News Q-tron Audio OTL amplifiers; New Ideon Audio. McIntosh Integrated Amplifiers Schematic mc 240 power tube amps Kalamazoohttp://www. operates on 6Ж32П (6J32P) and 6Н23П (6N23P) directly replaceable with EF86 and 6DJ8 or ECC88. Has internal solid state rectifier for DC filaments. Upcoming Auctions - Schulman Auction, LLC. Loudspeaker outputs: separate gold-plated, 5-way binding posts for 4, 8, and 16 ohms. More information about tube power suppies is available in the Power Supply Design for Vacuum Tube Amplifiers article. Here at Dynakit™ you will find the right parts to restore, repair or upgrade your original Dynaco™ vacuum tube amplifier. The Golden Age Of Audio. This hybrid amplifier is a two-stage, DC-coupled, single-ended Class A amp, capable of delivering around 30 W in an 8-Ω load, or 15 W in a 4-Ω load. 50 W 2 Mcintosh Tube Amp Working But (44% similar) No power supply. This amp is rated at 10w to 4ohm speakers, that'd be 5w for 8ohm speakers, your speakers are rated at 15ohm which would likely thin the power of this amp too much. Manley Labs Absolute Headphone Amplifier. The exterior is free of damages. Amplifier Sources Amplifier Schematics - Alphabetical BAMA Schematics and Manuals AmpsLab Schematics McIntosh Schematics Heath Kit Schematics and Manuals EICO Schematics and Manuals Misc Audio Schematics Technical Amp Info - Duncans Page Cathode Bypass Cap Calculator Audio Tube Equipment Forum Audiophile Clubs Antique Radio Collection Pictures. Mcintosh MC275CE Amplifier. 5 pounds net Finish Chrome and Black-1-. 00: Vintage McIntosh MC30 MC 30 6L6 12AX7 Monoblock Tube Amplifier Fixer Project Amp $898. If you're looking at this amplifier you already know the MC501 as one of Mcintosh's most sought after amplifier with amazing sonic acumen and build quality. 8-channel Mic/Line/DI Preamplifier with with 70dB of Gain, Neve Marinair Transformers, Switchable Impedance, 48V Phantom Power, Highpass Filters, and Digital I/O Module. Dynaco™ replacement parts & vacuum tube audio amplifier kits. pdf: hfe_mcintosh_ma6850_en. 00: CA Jan 11, 2021 - 3 : FOR SALE: McIntosh MC-240 Tube Amplifier Power Amp: Tube Amplifiers: $3750. While its design is new, the MC2152 incorporates the lessons we’ve learned and the techniques we’ve. Amp Design. 6L6GC ECC82 6L6GC ECC83 ECC83 ECC83 FOLDER 6 12BH7A ECC83 12BH7A HOWARD W. Find Pictures Of Crusher Amp Amp Amp Screens ‎screens on the app store - apple inc. 6J1 Tube Amplifiers Board, Pre-Amp Amplifier Audio Board Tube Audio Amplifier HiFi Channel Class A Volume Control Tone Preamplifier Board Kit. MSRP: $159. FOR SALE! One vintage original McIntosh Model 50-W-2 vacuum tube power amplifier with matching 112082636775. One amplifier can used wiht tube EL34, KT88 or 6550, so, you. The McIntosh MC152 stereo power amp utilizes a Balanced Push-Pull design from input to. Sumiko Audio. Click here for a PDF copy of the McIntosh MC60 Service Manual parts list and Schematic. Favorite H H Scott Tube Integrated Amplifier. Original 60's McIntosh MC275 MC 275 power amplifier 75w per channel US Audio Mart $3,800 Apr 21, 2021. Then it is perhaps not so strange that one of them, MC312, easily disappears in the crowd. The JJ 6550 is an excellent choice for bass heads, tube organs, and Hi-Fi amplifiers. "The BaM-235 coupled with audiophile gear and high efficiency speakers can be very revealing. These signals drive each half of a push-pull power. Top Rated seller. The MK VI has completely different tube numbering than the earlier 275's. I think modern (post 1979 production) McIntosh equipment is a travesty. The MA9000 is specified to deliver 300Wpc into 8, 4, or 2 ohms. The result is freedom from listening fatigue, full dynamic range at all volumes if you want, and complete music realism. Since 2003, PrimaLuna has created tube amplifiers with a unique construction found nowhere else. Although amplifiers like those designed in 1936 by Jefferson Electric could produce 60 watts of output power from a pair of 6L6 tubes, the 50 watt McIntosh amplifier enhanced performance with a wider bandwidth of 20 Hz to 20,000Hz and a lower distortion of less than 1%. The 12AU7 (ECC82) is a Twin Triode vacuum tube, it is very popular in the audio world because it is rather rugged and can be operated at lower voltages. The tube amp market is small and getting smaller. Over the years Linn’s developments have steadily moved the deck into becoming a more neutral performer. Introduction. 00 Instant Link in Order Confirmation Email. thetubestore. Condition is "Used". Get the best of Shopping and Entertainment with Prime. The RA-1572MKII Integrated Amplifier brings your music to life with exceptional fidelity delivering 120 Watts of Class AB output into 8 ohms with deep, controlled bass energy. mottled brown and green body about 1/4" in diameter and 3/4" long. All inputs are fully functional. Les meilleures offres pour McIntosh MI200A MI200B Power Amplifier Tube Amp Copy Owners Manual + Schematics sont sur eBay Comparez les prix et les spécificités des produits neufs et d'occasion Pleins d'articles en livraison gratuite!. Save 5% with coupon. Will ship with original manual. Article and schematic for the original (1949) McIntosh tube amplifier (2 megabytes) (thanks to Tom Bavis) Fisher FM200B stereo tube tuner with "Microtune" (2 Mb) Homebrew/Construction Projects Building a 15 to 30 watt amplifier using KT55 or KT66 tubes (450 kb) Building a 30 or 60 watt amplifier using KT77 tubes (366 kb). 005% distortion for all frequencies from 20Hz to 20,000Hz. Measurements summarized in table 2 shows that its transfer function comply with the standard RIAA curve with a difference which is less than 0. In the mid 1960s the McIntosh Mc275 75 watt per channel amplifier was among the most powerful and best tube amplifiers available for home high fidelity use. When using a self-powered McIntosh Audio Compensator or Pre- Amplifier, connect the audio output from the pre-amplifier to the input of the MC -60 using the cable supplied with the pre-amplifier. Use a Tube Preamp Distortion Pedal. I'd rather let be buyer handle it. MCINTOSH 50-W-2 TUBE Amp + P-50-D Power Supply from 1950s All Original Rare - $2,174. The power supply filtering sections have been duplicated for each channel for this 300B triode. Technically speaking, McIntosh amplifiers are, of course, well-known for their transformer coupling. pdf: hfe_mcintosh_ma6850_en. McIntosh C-22 12AX7 tube preamplifier mcintosh-c22-schematic. I have not plugged it in. Automotive. McIntosh C22 Tube Stereo Pre Amplifier Amp Tested. McIntosh MC240 Original Sales Brochure. Programming manual - 21 pages. The McIntosh MC240 Stereo Amplifier. go look at any SS tube amp schematic. Input sensitivity and impedance: high level 0. McIntosh MC-40. Using it to drive Rogers LS 3/5a's, the palpability and realism on vocals and lead instruments can be startling at times. The Most Musical Mobile Tube Amplifier - BaM. Sonus faber &. The tuners looks very nice cosmetically works great with lively sounds and pickup stations in my area oldest but goodies. "It's a big collector piece," explains Fernando Zorrilla owner of New Jersey-based SkyFi Audio, a joint venture with New York City's Stereo Exchange that deals in vintage. Designed for supreme tonal quality. Looking to revitalize your amp? We maintain an extensive list of amplfiers and their required components - browse to your amp manufacturer below and select your amplifier to see a listing of the components which you can replace in your amp - we will show you all of the components which are interchangeable so that you can select the one that works best for you. Another oldie but still a goodie, the Gram Amp 2 holds its own a full five years after first coming on the scene. Few others stock as many amplifiers as McIntosh. I would like to dispel some of the myths, misinformation, rumors, and guesses out there about using and restoring vintage amplifiers. Tube Pre-Amplifier Stereo Preamp DIY. Contact us at 570-992-9901 or by email ©1996-2021, Rogue Audio, Inc. Output rated 2. Tube integrated amplifier. The last few amplifiers that I've designed used pentodes and lots of NFB to get low distortion. Assorted Amps - there are all new and I haven't had a chance to add them to this page, but I wanted to make it available to everyone U1226 (1 - 64KB, 2 - 137KB) U1011 (1 - 48KB, 2 - 144KB) U1221 (130 KB) U1236 (91 KB) U1246 (97 KB) 25W Tube Amp (111 KB) U1000 (131 KB) U1050 Bass Amp (103 KB) U1061 (115 KB) U1075 (120 KB). Your expertly-crafted music collection deserves to be delivered without distortion. 94 shipping + C $5. It replaced the 45-watt MA 5100 ($449. Capacitors come in 2 main types: electrolytic, which are used with vacuum tube and transistor power supplies, and non-electrolytic, which are used to regulate direct current surges. Vintage McIntosh C20 Tube Preamp. Replaces your old worn out McIntosh C20 volume control. The Cronus Magnum needs no introduction in the audio world - quite simply it is one of the best values for price to sound quality and has been well received and reviewed across. Product Research. Service Notes:. Stereo 30 Watt El34 Tube Amplifier. The MC225 has on one chassis two 25 watt power amplifiers. The circuit for the Grason-Stadler 162K allows less audio input signal then does the circuit for the McIntosh MC40 but it can easily by rewired to match McIntosh's. Free Shipping on orders $105 and over. 5V at 500k, phono 1 5mV at 100k, phono 2 variable 6. The original McIntosh MC275 stereo tube power amplifier is a thing of beauty. The Kefs love the power of these amps. The VTA M-125 amplifiers are available both as kits and as fully-wired, ready-to-play products. But the same unconventional thinking that spirits our subwoofer design drives the thinking behind our amps and theater speakers. Dust Cover McIntosh MC611, MC2301, MC1. The HT-5R guitar combo amp takes the tone and features of the HT-5C and adds the same stereo reverb used in the acclaimed HT Venue Series. A new plastic reproduction faceplate is included. JoLida made its name with what used to be called "popular priced" tubed electronics that offered exceptional value-for-dollar. 1 year warranty!! Product features: B-2T bile rectifier, bile regulator, tube pre-amplifier: High-quality tin-sprayed double-sided 2A copper epoxy fiberboard. The pix below will show the original underneath of the chassis before any work was done on the amps. The 300B SET amp uses a 6SN7 direct coupled driver stage and an all low mu triode array. Tower Speaker System. It's been a while since I've had a classic amplifier in my system, and McIntosh Laboratory's MC275 is as classic as they come. McIntosh C-22 12AX7 tube preamplifier mcintosh-c22-schematic. AX84 Tube Guitar Amp Project Balanced Audio Technology Amps McAllister's Vintage Radio & Audio Information Chelmer Valve Tubes Cornford Tube Combo Amps Demeter Amps Divergent Tech. There is more information available about. Mar 19, 2013 - McIntosh MHT-200 , Original Service Manual • PDF format suitable for Windows XP, Vista, 7 , 8 , Linux and Mac • Chassis & Electrical • Wiring diagrams • Most Complete Service Manual Available • Numerous Illustrations & Schematics • Technical Diagnostic Procedures • Disassembly & Installation Procedures • Written by the…. High-end tube amplification. 50 at the time, plus an additional $24. Thanks to David for sharing these files. favorite this post. Oct 7, 2016 - Enjoying the retro revival going on in the hi-fi industry right now? Then you'll no doubt enjoy these updated classic McIntosh valve amplifiers, the MC75 and C22. Shipped with USPS Parcel Select Ground. It needs a little cleaning up. Radial and axial configuration. Appreciate it if you could let me know if getting the mcintosh power amp will help significantly in my stereo listening though there is a slight difference in power between the mcintosh and onkyo. With Mark Levinson in available Lexus models, your listening room is wherever you are. JL Audio F212V2-GLOSS. Find many great new & used options and get the best deals for McIntosh MC 2500 Stereo Power Amplifier Amp Rare Original Schematic Diagrams Set at the best online prices at eBay! Free shipping for many products!. Reading Schematics. Indianapolis 6. Mcintosh Mc2301 Schematic. Ampeg Carlson Stromberg AP-8Hi-Fidelity Amplifier Fender Hiwatt LaneyA100H Leslie Marshall McIntosh Hi-Fidelity Orange Vox ©. TubeAmplifier Schematics. september 2020 with amplifiers from Wyred 4 Sound, and will be will be continuously updated. The Tube amp Library of information Click the link above for Tube amp info, Schematics, Board building information, Projects, Mods, Transformer diagrams, Photo's, Sound clips. This hybrid amplifier is a two-stage, DC-coupled, single-ended Class A amp, capable of delivering around 30 W in an 8-Ω load, or 15 W in a 4-Ω load. 6v6 12at7 12ax7 amps Caps Dynaco Mk III monoblocks dynaco st-70 fail Fisher Fisher for sale FM tuner for sale forsale Guitar Amp heathkit Kay kt88 Marantz Marantz Preamp forsale Marantz Tube Power Amp Mcintosh McIntosh For Sale mini 9 pin mono amp mono blocks Music potentiometers pots power tubes Princeton Reverb resistors Scratch Built sold. You can purchase any of our products here from these web pages, making payment with a credit card through PayPal, or sending us a money order. This page is about Tube Preamp Schematic,contains A Few Interesting DIY Audio Projects c. I've run across 7 names for different phase inverter circuits, but have only found 4 in the guitar amp schematics that I've looked at. McIntosh MC-1700 You can find info on the MC-1700 stereo receiver in the wonderful Roger Russell Page. Jan 9, 2019 - Explore David Parsons's board "Tube Amps" on Pinterest. I can do some basic carpentry, change the brakes on a car and would call myself mechanically inclined. Repairs/Info: [email protected] mcintosh mc60 tube amplifier sch If you want to join us and get repairing help please sign in or sign up by completing a simple electrical test or write your question to the Message board without registration. McIntosh MC2105 Power Amplifier Vintage $1,750. This will be enough voltage to enable you to signal-trace, compare voltages between the good channel and the defective one, etc. Up to $50 off GPS & Navigation. ALL the feeding sources are electronically stabilized. Shipped with USPS First Class. 3 amperes RI: 5. Note the very sturdy parallel-cathode-follower output (the 12AU7 section). Older Readers may remember it because it was used in the vertical deflection pattern of most tube TVs. - Select Model -. Amp/Preamp Asylum. Instead of Dynaco transformers, Hammond 1608A audio output transformers and a Hammond 272HX power transformer were used. Super high amount of views. Dynaco™ replacement parts & vacuum tube audio amplifier kits. The McIntosh MC 275 power amplifier has been born yet again. 87 shipping. The McIntosh MC257 is a 7 channel, 200 watts per channel amplifier capable of driving. 06 New revision of Micro-Cap 6,7 library. In addition, we offer an array. Measurements summarized in table 2 shows that its transfer function comply with the standard RIAA curve with a difference which is less than 0. 00 DEMO*6299. 12 LED LAMPS. Facebook Email Instagram. An autotransformer is an electrical transformer with only one winding. This is a great tribute to a talented designer in your efforts to clone his work. The tuners looks very nice cosmetically works great with lively sounds and pickup stations in my area oldest but goodies. Frequency response: 20Hz to 20kHz. The pure tube design provides a smooth, almost liquid sound that has made this amp a reviewer favorite. B1 call us. For those of you who have been following along, Mr. Going forward, for copyright/legal reasons, full access to the archives will require login. McIntosh MC-1700 You can find info on the MC-1700 stereo receiver in the wonderful Roger Russell Page. pdf: hfe_mcintosh_ma6450_en. Find Pictures Of Crusher Amp Amp Amp Screens ‎screens on the app store - apple inc. The MA-5100 is a full-function integrated amplifier with phono section and 45 watts per channel. Here's a hi-res scan of an original McIntosh MC60 (tube) 60W power amplifier instruction manual, including specs and schematics. If you have a link to a schematic which is not listed here, please let us know - we will be more than happy to add it. The EL34 output stage is push-pull and the dynakit ST70 amplifier is rated at 35 Watts per channel. Mcintosh MC275CE Amplifier. Understanding Vacuum Tube Amplifier Schematics Push Pull Part 3 Youtube. Manley Labs Absolute Headphone Amplifier / Preamplifier. I removed the good choke and measured it on my HP 4342A Q-meter. My interest in the tube hi-fi hobby started about 20 years ago when I was lucky enough to find a just-serviced pair of McIntosh MC30 amplifiers and a Scott 130 preamp and 330C tuner at a really reasonable price ($140. Tube amps recommend a db of 90 or better to be driven easily. Click here for a PDF copy of the McIntosh MC60 Service Manual parts list and Schematic. Distortion 0. pdf: 30/07/20: 1399 kB: 11: Mc INTOSH: hfe mcintosh ma6850 en: hfe_mcintosh_ma6450_en. This manual is spiral bond with a thick black plastic backing and a clear cover for protection. McIntosh Stereo Tube Power Amplifier Amp MC240 MC-240. When using a self-powered McIntosh Audio Compensator or Pre- Amplifier, connect the audio output from the pre-amplifier to the input of the MC -60 using the cable supplied with the pre-amplifier. Course Hero’s platform allows educators to access millions of Course Hero resources contributed by students and educators. Hello all - I am new here, and signed up because I have an old Mcintosh 225 amplifier I want to restore. Experience tube amplified. The McIntosh MC240 stereo amplifier sold from 1960-1969 for around $288, depending on the year. Uses the exclusive McIntosh high efficiency output circuit and bifilar output. With the advent of stereo in 1959, Dynaco launched its first stereo amp, the ST-70, available as a kit for $99. 06 New Core library for ORCAD. McIntosh Schematics. I own a MK VI, its service manual and schematic. McIntosh C-11 stereo preamp schematic McIntosh MC-240 power amp schematic McIntosh MC-275 power amp schematic, voltage & resistance chart McIntosh MC-30 power amplifier manual (inc. Does it work? It did a few years back (maybe 5). Chokes Explained. 50 at the time, plus an additional $24. Beyond aesthetics, many of us, both inside and out, of the r/VintageAudio community. Please visit my Tube Amplifier Forum Here's the place you can go to ask tube amplifier questions. Shipped with USPS First Class. Electro-Harmonix 12AX7 EH Preamp Vacuum Tube. The audiophile grade DAC, analog, digital, aptX TM and AAC Bluetooth, PC-USB supporting MQA and Moving Magnet Phono stage ensure exceptional detail and immersive soundstage. EL34 SE V Tube Amplifier BOM> 09-Mar-2012 04:22 34K EL34 SE V Tube Amplifier User Manual> 09-Mar-2012 04:22 227K EL34 SE V Tube Amplifier Schematic> 09-Mar-2012 02:46 14K LM3886 Amplifier BOM> 09-Mar-2011 03:27 23 LM3886 Amplifier User Manual> 09-Mar-2011 03:29 4. This Tube Amp Web Ring from Triode. Mcintosh mr-75 tuner. 00) from 1966 and was itself replaced by the 75-watt MA 6200 ($1,899. You are bidding on a very nice McIntosh MC225 stereo tube power amplifier with hood and transformer for 220/230 volts The tube amplifier was carefully and extensively restored a few years ago. High-end tube amplification. MUZISHARE X5 Integrated Amplifier EL34 x4 Push-Pull Vacuum Tube AMP with Remote. The output stage of the circuit is a Cathode Follower and is suitable to drive a low impedance amplifier.