Epiphone Valve Jr Output Transformer Mod

There are many websites, kits, and forums dedicated to this purpose. What happened to Epiphone Valve Jr. 2 Epiphone Valve Juniors, nor the Harley Benton GA5. The original great sounding Epiphone Valve Junior with the coveted "Bitmo" mod which emulates the characteristics of a. Output impedance switch. Half the wave form on one tube, the other half on the other - taking one tube out clips off half the wave form creating a horrible sounding crossover distortion, and leaves half the output transformer running its signal into no load - this will burn the output transformer up in short order, the bias supply, the phase inverter and WILL NOT give. Best described as a Super 7 junior. A competent, reputable tech should be able to perform this mod for about $50. Gibson Heaven. Here's how to make use of it: Get a small 2-position SPDT toggle switch and mount it on the rear of the VJr chassis, next to the speaker output jack. Fender Fender Champ 5F1 Fender Champ AA764 Fender ChampReissue Fender Vibro Champ AA764 Fender Princeton 5F2A. NEMA 4 enclosure suitable for outdoor use. state amplifiers due to the need for an output transformer. This amp works o. The Epiphone Valve Junior Hot Rod Head guitar amp head gives you amazing, natural tube-driven tone just like the fancy boutique amps, at literally a fraction of the price! The 5-watt Valve Junior Hot Rod Head uses a single-ended Class A tube design, driven by an EL84 power tube. Model 26 (Woodie Deluxe) 5A3 5B3 5C3 5D3 5E3 5E3-A Layout Only 6G3 6G3-A AA763 AB763 Deluxe Reverb AA763 AB763 AB868 A1172 A1270 CBS 77-79 Vol/Boost Deluxe Reverb II: Harvard 5F10 6G10 K & F (Kauffman & Fender) 1x8 Combo 1x10 Combo Musicmaster Bass CFA-7010 PA Heads PA100 PA100 w/ rev sw PA135 PA Horn Crossover Princeton Woodie 5B2 5C2 5D2 5E2. Supro Supro 6606 Supro 6611 Supro 6616 Supro 6622. Shop our collection of hand-crafted speakers, guitar amps, custom built and designed speaker cabinets, and much more. Guitars amplifiers Deluxe Reverb Amplifier modifications Deluxe Reverb mods Electronics for music Epiphone Valve Junior modifications THD Univalve modifications Bassman 5F6a Weber Kit Bassman Redux tube guitar amplifiers Single coil noise reduction Dummy coil Noise cancelling Guitar Music Guitar Recording Telecaster Stratocaster G&L cascode preamp cascode guitar preamp Princeton Active Output. state amplifiers due to the need for an output transformer. It's capable of tone from clean jazz, crunchy blues, to raunchy classic rock. The Disclaimer section is filled with stuff to keep you, and/or your family if you should die, from suing me. I want to go on and add a tone stack (and gain mod the amp since the tone stack kills gain) eventually, but would rather invest that kind of time into a shiny V3 since the board's more stable for modding. ***** The voltages are lethal and you might just screw up your amp and have a very expensive repair bill. com, a forum site especially for SE (single ended) amps … I dove in head first. 0 JR50A-15 1703 52. This amp is put together well. 2575 Ohm / 200 DC Ohm What is an RV-MOD? The two connectors of a reverb tank can either be grounded or not. Epiphone Valve Junior V3 Head - No Longer Made. 6 watts RMS and really needed a bit more iron to improve the bass response. Also be aware that Epiphone or Hammond could change their design at any point, so this could easily become out of date. com You are here! This is the home of all kinds of single-ended tube (valve) guitar amp building and discussions! It is also the home of the largest collection of Valve Junior mods on the planet. The reverberation effect is created when an audio signal created by a transducer is sent through one or more springs, the movement of the springs is then converted back into an audio signal by another transducer at the other end, creating the unique sound. GUITAR AMP / PEDALS Fender Blues Junior III 15-Watt 1x 12 Combo w/ Supreme Fromal Mod-Kit and Upgraded Output Transformer- $725 w/ Fromal mod kit and upgraded output transformer (installed by Larry Kohut at Red Rock Amps). Enter the head amp. Comes with power cord. Featuring: Made in the U. com This is the home of all kinds of JTM45-type & Bassman tube (valve) guitar amp building and discussions! ppwatt. However, for those on the hunt for an authentic U47 experience, Telefunken has developed a new VF14 valve, which it pairs with a recreation of the M7 capsule in the current Diamond Series U47 microphones. Behind those is a row of four small preamp tubes. Real analog spring reverb for the valve junior The only prerequisite you need is a version 1 or 2 chassis. Awesome tone, simple one knob operation, and an incredible amp for any pedal you throw at it. enough transformers in a epiphone valve junior. Also known as drive fit and interface fit. Original Gibson & Epiphone guitar & bass wiring diagrams listed by guitar model. Guitar Amp Kits Directory. Convert your Epiphone Valve Jr. Egnater Tweaker Schematics I can't tell if there have been other mods at this point since the schematic isn't Does any tweaker owner out there have a watt meter to test their head unit? My Egnater Tweaker 40 has the common problem of a defective power transformer. Guess its lost its back panel info, which might have given me a model name or something to work with, sleeve and chassis are similar to the T&B but the hardware, iron and suchlike are different style. The VR doesn't actually have a valve power or pre amp, it just has a single 12AX7 in between them (supposedly to give the amp 'tube feel'). Peavey Peavey Windsor Studio. Single-ended / Class A circuit; 12AX7 pre-amp, 6BM8 output with the front triode section operating the Tremolo function, and a 5Y3 rectifier. In 2007, Epiphone released a speaker cabinet that can be used with the Epiphone Valve Junior, featuring a 1x 12" 16 ohm Eminence Lady Luck speaker rated at 70watts RMS. The unused red wire coming from the output transformer in the Valve Junior is actually for 8 ohm output. New: 19/06/09 - Spotted on e-Bay by our e-Bay spy, PaulC. I was running the head through a GK Neo 115 cabinet. to even greater heights! Retrofits a 6V6 tube into the circuit. The cab is a in house custom 1x12 pine housing a Celestion G12h made in england. org 2014-03-07 (Y-M-D) Bugfix: J5 connection Modification by based on Marshall Mod All Informations without any warranty. Drawbacks for me is not to have an effects loopback or a seperate output, but I can live with that and these still do not change my mind about how great this amp. It probably has a SS rectifier circuit, but judging by the number of preamp tubes it is probably has an all tube signal chain. Epiphone Valve Jr - Part 1 I really want the tube/output transformer sound, but it needs to be better controllled for any of: Epiphone Valve Jr - Part 3. The reverb tank is definitely a weak spot, but its most common problem is fixable if you have the time and patience. Find many great new & used options and get the best deals for Epiphone Les Paul Electric Guitar Player Package Vintage Sunburst E. Mercury Magnetics mod kit with transformers demonstrated with Gibson Les Paul '68 Custom at various volume levels and different pickup combinations. (Mind you, a V3 Valve Junior includes a rectifier exactly where I put mine, and includes the updated output transformer). The color coded wires made the connections a snap. My valve jr. Amp kits are usually provided with detailed instructions of how to install the components such as the transformers. Switchable Output Impedance - Here's a useful mod that's very easy to do. This mod kit is specifically for the V. As I don't have any complaints about it, I did not need to mod it, however it is possible to change the stock speaker with a better one like Celestion or Jensen for a louder volume. I'd go with upgrading the transformer first. Optional 40W transformer set features the TO40MT output transformer and larger TRCH choke (available for $25). The original great sounding Epiphone Valve Junior with the coveted "Bitmo" mod which emulates the characteristics of a. As for the truth, we will probably never know. Likewise, on the other end, will this apply to the 8ohms side. A great upgrade for the Epiphone Valve Jr. There's a Kindle version for 99 cents, and if you buy the paperback you get the Kindle free. Behind those is a row of four small preamp tubes. I want to go on and add a tone stack (and gain mod the amp since the tone stack kills gain) eventually, but would rather invest that kind of time into a shiny V3 since the board's more stable for modding. Contact Mojo Tone for in-stock Heyboer audio transformers. The VJ is a great little tube amp that was i. I've seen them priced as low as US$160. The circuit laid out on a circuit board is known as the LiteIIb. These can be used as an upgrade for these amplifiers as well as others such as the Marshall Class 5**, Epiphone Valve Jr. This is a compact set, and has a mains transformer rather than resistor. Valve Special and Valve Standard: 8 Ohms" I have the Standard. Combo version 1 has front panel stripes that run along the centre of the front panel and has a 4 ohm output only and an AC filament voltage. The output is. Skip to main content. I have a epiphone valve standard and was wonder can I. A while ago, I delighted in the fact that my little Epiphone Valve Junior 5 watt practice amp had been modded to include a line feed from the output transformer. 047's work, but I have some Sprague. It has a boost knob as well as a 3 position toggles switch to choose between 3 different output levels. Epiphone Valve Jr. Airflow-Valve Servosystem. A very compact tankless water heater delivers heat in proportion to demand. Introduction This guide contains instructions for the "conversion" of an Epiphone Valve Junior, Harley Benton GA-5 or Legacy Valve Edition chassis and cabinet into a host for the construction of Tube (AKA Valve) amps based on the Wattkins Universal PCB. The VHT is my favorite!!! The amp came in this past Monday. About the Amp About 5 years ago I read on the internet about the Epiphone Valve Junior amp and all of the mods done to them. Epiphone Valve Special Features Five-watt, Class A single-ended (using two 12AX7s and one EL84) circuit design with master volume, three-band EQ, DSP effects plus separate digital reverb with level control, 10″ speaker. SEWAGE PUMPING STATION DESIGN IS BASED ON THE USE OF SUBMERSIBLE TYPE PUMPS IN A WET PIT APPLICATION AND THEN PUMPING TO METERING PUMPS IN A DRY PIT LOCATION FOR A. The ideas and theory at work here can easily be tweaked, modded, and applied to the modding of most any Single Ended tube amp similar to the VJr, such as the venerable Fender Champ. enough transformers in a epiphone valve junior. (If NO, see Output Lights pg. THE TORII JR VS TORII MK4 The TORII JR takes our most popular amplifier, the TORII MK4, and shrinks the physical size down by having one large power transformer instead of two smaller ones. AshBass library of Guitar Wiring Mods for Gibson and Ibanez. Since the blog format is a bit awkward to navigate through, I thought I'd make up a table of contents for my Fender Champion 600 Mod posts. Twin Output Transformers - 2x OPTs are Fitted with a Switch on the Lower Panel to Select the OPT you want to use. Epiphone Valve Jr - Part 1 I really want the tube/output transformer sound, but it needs to be better controllled for any of: Epiphone Valve Jr - Part 3. Comes with power cord. The unused red wire coming from the output transformer in the Valve Junior is actually for 8 ohm output. This amp is put together well. 12" speaker. The Epiphone Valve Senior Amp Head is a 20 watt workhorse that uses the Valve Junior 112 Extension Cabinet. Standard Transformer Corp Instruction sheet, lots of info for output transformers. There are already SEVERAL mod schematics for this amp floating around on the web. The Epiphone Valve Senior Amp Head is a 20 watt workhorse that uses the Valve Junior 112 Extension Cabinet. There are some good tube amps out there that don't cost a fortune. This is the best test to determine if your transformer has failed!!!. The high end is fantastic on this. ) JR15A-10 700 16. Write down any part or serial numbers or names. It is clipped to one of the Output Transformer bolts (Star Ground is a better location but this was an easier location to photograph. It's back-ordered but I should see it in two weeks. com, a forum site especially for SE (single ended) amps … I dove in head first. I'll try the simple non-powered up transformer checks. Far more than tubes, speakers or other amp components, the transformers establish the platform for shaping your amp's unique sound. And don't worry about tube amps wearing out. They can be used with 6V6, EL84, EL34 and 6L6 output tubes. Mods COMPONENT VALUES Based on Version 2 DC Heater - Head version Original Burchtone's Baby Vox Hoffman "Schedule 40" Gibson GA-5 Bad Cat Mini Cat Notes R1 68K 1M 1M 1M Along with R2, creates a voltage divider that determines how much input signal gets into the amp. The cab is a in house custom 1x12 pine housing a Celestion G12h made in england. and i am considering purchasing an Epiphone valve junior 5 watt tube head. The circiut board it is mounted on is labeled as an "input & eq module" and has "sonic services inc" etched in it also. This amp is put together well. I've got an audio output transformer here that's listed as 1000ohms - 8ohms. Hi and welcome to my listing for this mod kit for a V. No marks or tears. When going 6l6 to EL34 is where you have to do some modding. Find great deals on eBay for epiphone valve junior. Epiphone Valve Junior Valves. Thanks for the info guys. I've seen them priced as low as US$160. The input impedance is the F which is 1,475 Ohms. If you take a look at its immediate competition, such as the Epiphone Valve Jr, this baby looks like a spaceship. Guitar/Buying an Amplifier. Gain, bass, mid, and treble controls let you hone the perfect sound. There is a fair bit in common between the Special 6 and some of the Fender amps that have borne the Champ designation. Sounds much better than the factory version! Used on many gigs and recordings; I'm only selling because I can't ship it to new location. It is NOT suitable for V. Moving to the right, it goes V2, V3, V4. New: 19/06/09 - Spotted on e-Bay by our e-Bay spy, PaulC. The radio had two sets of mounting holes, so this one fit perfectly even though it was a little bigger than the original. No marks or tears. My valve jr. I was reading on the internet and find that the Epiphone Galaxy is 10watts and the circuit is almost indentical but with a EQ and Gain control and has a 6L6 in the output with the same output transformer of 5kohm in the primary. 300B-JJ TESLA JJ Tesla The JJ 300 B has established itself as one of the best 300 B types for audio applications. Mod The owner of this amp had already purchased an oversized pine cabinet and a vintage Jensen P12N (nice!). Analog Output for each channel, 0-5 VDC standard, 4-20 mA optional. There are many websites, kits, and forums dedicated to this purpose. You get what you pay for. Come on in and find out what makes Ted Weber famous. However, for those on the hunt for an authentic U47 experience, Telefunken has developed a new VF14 valve, which it pairs with a recreation of the M7 capsule in the current Diamond Series U47 microphones. (the combo version does not compare to the head alone) Now as the title suggests, can i plug the Valve junior directly into the "pwr in" jack on my frontman to use it as a cabinet? show more I currently have a brand-new fender frontman 212R. Like the Champs, the Special 6 is a single‑ended design that uses a single ECC83 (or 12AX7 if you prefer) preamp valve and a 6V6 output valve, although its rectifier is solid‑state. The baskets lower with a 24 VDC output from the controller. Epiphone Valve Junior Stock Valve Junior Hot Rod Valve Junior. GAIN/LINE mode switch, gain is reduced by 30 dB in LINE mode. Turned up the power supply is sagging due to the power transformer! Small output transformer= less low end and less harmonic content and less headroom. 0 seconds), input insulated/output grounded, designed for vertical wall mounting, long axis horizontal, connectors up. Optional 40W transformer set features the TO40MT output transformer and larger TRCH choke (available for $25). Here's some good reading though: Premier Guitar article on modding a Valve Jr GearScore. Gibson Gibson GA5. This mod kit is specifically for the V. and i am considering purchasing an Epiphone valve junior 5 watt tube head. This sounds like a great opportunity to get my feet wet with amp mods. ok i found out the problum why it is not working. Maybe an Epiphone Valve Junior. 0 JR50A-20 2049 52. 5K and 4/8/16/32 ohms. 11 LINE AMP brand new never used cancelled ordercan assist with delivery or collection. Ampeg schematics · Fender schematics · Supro schematics. Tiny terror, valves glow but no sound. When it comes to output transformers for the JTM45 amp,. Â Excellent price of 85 Located in Ashford. 6 1/3 hp 1 5. They are a good bargain and put out some good tones. The Tramp began as a low-powered, practice-bedroom amp concept that turned into a full blown practice-home-studio-gigging amp. The Baby Will is a PCB simplified version of the legendary Marshall 18 Watt 1974x circuit. Mods Based on Version 2 -DC Heater - Head version V Jr Original Silver/Gold "Marshallized" V Jr "Fenderized" V Jr Notes R1 68K 1M 1M Along with R2, creates a voltage divider that determines how much input signal gets into the amp. The following pages will describe the features of the Junior MAX and give you. Epi Valve Jr. psu (442 bytes). The output impedance with feedback is 0. Since the blog format is a bit awkward to navigate through, I thought I'd make up a table of contents for my Fender Champion 600 Mod posts. Just like the Bad Cat Mini Cat, Epiphone Valve Junior, Dr. They are rated at 26 watts not 35-40 as stated above. Was inspected and tested by an electrician on 18 May and it works perfectly. Not only that, but the form factor makes the Epiphone a pretty cumbersome setup to move around. I managed to mod my MT-2 and TS9, so why not upgrade my skills to tube amp!. Mercury Magnetics'' Epiphone Valve Jr. WEM “Control” ER 15. 3 O'Clock seems best for powerchords and all the way around to 5 O'Clock for lead work. Epiphone Valve Junior Mods. Vox AC4 AC4. The Hammond 125C is a universal OT for a Push-Pull amp. When you connect a voltmeter to the 24VAC terminals (red & yellow wire) on the terminal board you do not measure 24 - 27VAC. For example, following is a link to a ClassicTone distributor, Triode USA amp kits page: Tube Amp Kits and Gear Thanks for your interest in our ClassicTone transformers! ClassicTone Transformers By Magnetic Components, Inc. It probably has a SS rectifier circuit, but judging by the number of preamp tubes it is probably has an all tube signal chain. "Click" on thumbnail photos below for a full size photo of each part. Interference Valve Angle. 143 Tube Amplifier Schematics (OTL,211,6080,300B,VT4C) WW · 1500W Fender - Blues Junior Schematic · Fender TwinAmp model-5c8 · Fender. My main guitar is a 62 Strat but I also use a Tele, a Gibson 355 BB King, Gretsch Country Gent and a Ricky 360 x 12 string. Combo version 1 has front panel stripes that run along the centre of the front panel and has a 4 ohm output only and an AC filament voltage. Plexi Jr Build - Day 1 So, it took almost two whole day to finish it all up! but for the first fire up, smokes came out of the Power transformer!!!!! damn! Troubleshoot it with the help of Razi for a couple of hours until i realise that the rectifier used was not compatible with the PT. On the M7 I used Jensen JT-115K-E's and a 250k pot with a 383kohm resistor in parallel to simulate a 150k variable resistor. The output transformer of the Valve Junior has an 8 ohm "drop" that isn't wired in on the original version of the combo amp. A few minutes later the sound will fade back in. And your prices are killer Glad I discovered your company. I got this one for $129 with free shipping. The final piece of the puzzle in the WA-47 is the AMI output transformer. The manufacture of tube amps was very popular until the 1970s, when triodes and If using a kit, one does not need to source parts or choose a schematic. Once i wired it up i now had a nasty hum from the R845A. This part is the latest released model of the SPC, it replaces models 8200-224 and 8200-225. com This is the home of all kinds of JTM45-type & Bassman tube (valve) guitar amp building and discussions! ppwatt. 5 lb) to frequencies of 500 hertz with a 2068-N/cm2 (3OOO-psi) hydraulic supply pressure. peavey electronics electronic amplification system. Turned up the power supply is sagging due to the power transformer! Small output transformer= less low end and less harmonic content and less headroom. They are rated at 26 watts not 35-40 as stated above. Valve junior replacement output transformer. L & M Bloor Boxing Week Sale - Dec. Rickenbaker Rickenbaker M-10. However, I chose to use the Model 2 schematic. The Transformer 112 and 212 are modeling amps in that they do model other amps, but. Thanks for the info guys. Most players were modifying their stock Valve Juniors, so I guess Epiphone decided, shoot we'll make even more money off of this great i…. There are many websites, kits, and forums dedicated to this purpose. As aficionados will know, this means that I can get all the tone that a simple valve amp creates, but because I'm bypassing the speaker I don't need to wake the neighbours. into a Lite IIb 18 Watt amp using the "Baby Will" kit. Guitar Valve Amplifier Mods and Modification - Power Scaling - Effects Pedals, and Carbon Fibre Guitars. An overdriven output transformer can induce a great amount of distortion into the signal, higher order harmonics that sound harsh. This is the best test to determine if your transformer has failed!!!. Despite the ultra-low price, the Valve Junior's minimalism and retro stylings make for one cute little unit, with construction quality robust and confidence inspiring. There is a fair bit in common between the Special 6 and some of the Fender amps that have borne the Champ designation. Gates M3529B Tube Limiter,vintage tube limiter compressor-acquired from radio station-unit just serviced-caps replaced-resistors were checked and replaced if necessary-all transformers are good-new line cord-unit appears totally original-will be shipped with all new USA tubes-cosmetically good-a few minor scratches-looks like a hole was drilled lower front panel below chrome trim-shipping. The original OT is sized for an 8 Ohm speaker impedance. The Junior Plus, Junior DC and now the Junior MAX make this the most versatile, highly featured and economical controller series on the market today. VCB is a method for controlling the power supply voltages within a valve amplifier. The Vintage Sound Blackface Style Champ Output [MOJO771] - Primary: 7000 ohms Output Taps: 4/8 ohm Dimensions: 2(W) x 1 5/8(H) x 1 3/4(D) X Mount with 2-7/16 2-Hole Mounting centers Used in the Gibson GA5 Les Paul JR. Yes I could get even better sounds out of a 1x12 cab, but I enjoy the portability factor and the 8 is a nice trade-off. A competent, reputable tech should be able to perform this mod for about $50. Tiny terror, valves glow but no sound. It can be used in higher wattage, single ended amplifier projects that requires up to 15W. The Culligan® Side Mount heavy-duty softener reduces hard water contaminants*, even for large flow volume applications, reducing scale buildup that can affect equipment performance. Epiphone has come out with a winner in its low-cost bare-bones tube amp. Convert your Epiphone Valve Jr. is an excellent buy. This Bitmo Spring Reverb kit contains all the parts and instructions necessary to convert an Epiphone Valve Junior head into a stand-alone, 100% tube driven spring reverb unit. As used in the Gibson GA5 Les Paul JR. This is Guitar Kit Builder's directory of amplifier kits. When you connect a voltmeter to the 24VAC terminals (red & yellow wire) on the terminal board you do not measure 24 - 27VAC. - Hard wire pins 1 and 8 together on the output tube sockets, or better yet, hard wire pins 1 straight to ground. > With one split humbucker for noise-free operation, this full-size classic style bass delivers all the bass tone you need without leaving a gaping hole in your wallet! Model Pickups Hardware Jack Casady Bass 1 JCB-1 Low Imp. Golden Age Project Pre73 MKIII Microphone Preamp Features. 3 (version 3) Epiphone Valve Junior 5W Class A Combo or Head amp (black circuit board and 14 digit serial numbers). L & M Bloor Boxing Week Sale - Dec. a group of 4 ferranti transformers, an af5c, 2 output transformers and one other transformer. + Epiphone Valve Jr Junior Output Transformer. maine musical instruments - by owner - craigslist make and model. Most folks eventually put all their circuit mods back to stock and decided that the speaker I bought was the best mod. I used Hammond 125ESE's for my two Valve Jr. Supro Supro 6606 Supro 6611 Supro 6616 Supro 6622. Not only was it a noticeable upgrade, it was a revelation in just how important the role of quality iron in an amp is. I'd go for the C1 any day, but bear in mind that it will probably need to be played louder since alot of the AC tone is from the power section breaking up. The output impedance is the B which is 2,250 Ohms. There are some good tube amps out there that don't cost a fortune. However, I chose to use the Model 2 schematic. Power Supply. There are about a zillion people on the net modifying these little tube amps, but most mods seem to be focused on adding features like a tone knob, a gain knob, or a totally useless standby switch. Guitar Amp "power Soak": Guitar players generally love tube amplifiers, especially when they are driven hard to get that nice, creamy tube distortion. Wrong impedances for the VJr, too. Prior to our conversation, I had the opportunity to witness the remarkable transformation of an Epiphone Valve Junior modified from stock to hot-rodded, using one of their transformer upgrade kits. 1x 12AX7 EH Gold, 1x EL84 EH Selected. this section is intended for major new projects that are multiple contract and is not suitable for single contract pumping stations at smaller facilities such as a state park. It's a loud 7 watts and takes pedals amazing. I would not go above double the rated load on any tap. This one is difficult to find any information on. 2575 Ohm / 200 DC Ohm What is an RV-MOD? The two connectors of a reverb tank can either be grounded or not. Find many great new & used options and get the best deals for Epiphone Les Paul Electric Guitar Player Package Vintage Sunburst E. I've played my 5 watt Epiphone Valve Jr. Guitar Discussion Forum Archive - February, 2005 impedence whilst it is switched on. Epiphone Valve Junior V3 - Third Issue with Up-graded Output Transformer, Several Component Changes on the ‘Black’ PCB and a Nice ‘Eminence’ 8 inch Speaker. And don't worry about tube amps wearing out. More often than not, your amp's output is more than your ears can handle. 5K and 4/8/16/32 ohms. Hand-built all-valve amplifier driven by 4 x EL34 valves with a monstrous output transformer; Two preamp channels with 4 input jacks perform in separate, parallel or cascaded operation, bridging the tonal eras of the '60s, '70s and '80s; Vintage hot-rodded preamp mod from the early '80s featuring 3 x ECC83 valves for terrifying tone and classic. Layboomo's Valve Jr Gold/Silver Mods thread @ the Epiphone User Forums S2 Valve Junior Upgrade Kit Installation Instructions (The kit is no longer available, but the instructions are GREAT!) Our own Tunghaichuan's Valve Jr. pritty much any relay will work but i. The Culligan®-exclusive Smart Controller allows you to efficiently set up and manage your water treatment. There are some good tube amps out there that don't cost a fortune. We can also install the kit in your amp here for an additional fee of course. Compare that Epiphone's extremely limited controls and you will get the idea. It was the one mod that made the biggest change in tone. This makes the Amp a lot More Versatile with. These systems ensure product safety on packaging lines around the world. (Mind you, a V3 Valve Junior includes a rectifier exactly where I put mine, and includes the updated output transformer). The difference between the valve face angle and the valve seat angle. Epiphone Valve Special Features Five-watt, Class A single-ended (using two 12AX7s and one EL84) circuit design with master volume, three-band EQ, DSP effects plus separate digital reverb with level control, 10″ speaker. Worth it if you can find a native 120V version, or use a step down transformer. Valve junior replacement output transformer. - Axiom Power Transformer - Axiom Output Transformer (4, 8, 16 Ohm Taps) - Axiom Mini-Choke™ - Other parts necessary to make the mod - Fully illustrated step-by-step color manual, with wiring schematics and instructions - BONUS! The "6V6 Mod. That and a carefully reworked output transformer that was designed from the start to match the classic sound achieved by the original Hafler A470 allow the newest Series 3 a new level of bass authority that gives everything more apparent weight and palpability, even when listening from around the corner. The manufacture of tube amps was very popular until the 1970s, when triodes and If using a kit, one does not need to source parts or choose a schematic. This model was originally fitted with a foot-switched reverb tank to be fed in a very awkward way from an independent separate amp where this amp was to 'echo' the original signal. Add that to Epiphone's ongoing mission to deliver the best value in fine instruments and you've got an unbeatable combination. The Classic 30, and its companion model the Delta Blues, which shares the same amp chassis, are notoriously difficult to service or mod. Doepfer A 118, A134²², A160/161, A175²²,A185-2, A 138abc. 's, but the 125DSE is lighter and sounds almost as. I see on the OT that is has 4 ohms and 8 ohms leads and the 8 ohm one is marked and not being used. I need help locating specs including pinouts on a Beyer Dynamic mic input transformer. For number 2: I tried a mini Z the other day and it is a rock machine. Epiphone Valve Junior Amplifier Head. "Click" on thumbnail photos below for a full size photo of each part. There are some who like a smaller transformer; indeed many of the vintage amps had the smallest OT that the builder could get away with. And don't worry about tube amps wearing out. Tweed 5E3 PCB Valve Junior Conversion Build Manual v3. Spring reverb tanks are used to create a unique reverberation effect in guitar amps and organs. I was working on a Motorola 397 car radio with a blown output transformer. Epiphone Valve Jr Junior Output Transformer. The reason I asked the question is I would not like to have to spend the money on a new output transformer, if I didn't have too, because I already did that when I had an EL84 output tube.
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