Bassman Transformer

Not all distributors or resellers are alike! Many offer various other brands besides ClassicTone. It is important to note that the rectifier is not in the signal path of an amplifier but rather the power supply. Warning: Not all amplifier models of the same name use the same transformer model. Fender 15" 8 Ohm '05-Present Bassman 115 Bass Guitar Amp Cabinet Speaker 0069148000. Power Transformer Power Transformer for Fender Bassman, Concert and Pro. >I don't know what this thing is. I am not familiar with the MOJO Bassman kit. If you don't have cashapp we will send you an invite to grab the app along with an invoice. Fender Bassman output transformer, removed from working amp. Vintage Fender Amp Repair specializes in do-it-yourself repair, modifications & upgrades, as well as vintage Fender amp schematics and layout diagrams. Re: Bassman Ten Transformers Post by Flames1950 » Sun Oct 11, 2009 2:20 pm The power tranny number (022756) matches up to a silverface Twin Reverb of early-70's vintage. Throughout the decade it would be modified and improved until culminating in the model 5F6-A. We believe that this is the most complete, highest resolutio. 2 Push-Pull 50 Fender Tweed Bassman, • Designed for drop in replacement of original tube guitar amplifier output transformers. LOOKING TO TRADE FOR AN AMERICAN STRAT HSH. Transformers are only a bassman 50 watts and transformer info. (This includes both electric and acoustic vintage guitars. Original Fender part. Fender Bassman 70 Schematic Countless guitar players have rediscovered the great simple pleasure of plugging into this amp, and today's '59 Bassman® LTD delivers wide stage coverage. Chopstick the amp. If you want more power, clean headroom and attack from your Pro Reverb you may replace the original OT with one from a Twin Reverb or a Bassman head. Thank you for visiting CeriaTone, home of quality and affordable guitar tube amplifier. The 70's Fender circuitry wasn't all that great for guitar, so I rebuilt the amp to resemble the 60's AB763 Fender Blackface circuit. Output, 50W / 60W - 4/8 Ohm Made by Magnetic Components Inc. Perfect chance to restore your project or make the ultimate clone. Facebook gives people the power to share and makes. In almost every Fender amplifier there are several EIA (manufacturer) codes followed by a date code, typically found on the speaker(s), transformer(s), tubes, caps, and occasionally pots. The 5B6 uses 5881 power tubes, which are essentially identical to the 6L6's in the organ amp. 50Watt Power Transformer for Super Reverb, Pro Reverb, Bandmaster Reverb, Tweed Bassman. If you ever wanted a Fender Bassman, this is the one to buy. Beware of these substitutes! These may be substandard products that are not true replacements, use inferior construction methods and materials and lack the great features and pricing of our ClassicTone transformers. Shop with confidence. Black fibre turret board for building Fender 5F6A Tweed Bassman Fits the 5F6A chrome plated steel chassis. 62 Inch Length, 0. If this same 30 watts is supplied to a 4-ohm speaker utilizing the 4-ohm transformer tap, the voltage will be approximately 10. To answer your questions, the UL transformer doesn't a larger voltage swing IMO. This is truly a special amp. Measures approx. I F would mean the transformer was made about the same time as the amp- June of '98. Primary: 117 Replacement power transformer built to vintage specs withg correct interleave ratios and lots of iron. Came out nice. Generally the OT has been replaced by a generic "bassman" OT that is 100% not blonde but rather blackface. S cratch built Bassman Ultra Phonix voiced amp $2,299 + shipping, add $100 for Mercury Magnetics output transformer. Hey guys! I'm building a Bassman ab165 (with a different preamp etc. For Sale: 1 used, old-ish, Fender Bassman output transformer. Love This : Hammond Transformers Model 290DX. Most of the pots are also original. The result – and the original partner to the Showman amp head – was an oversized closed-back cab with a 15″ speaker mounted on a “tone ring,” a circular metal mount attached to the rearmost of two wooden baffles. specializes in amplifier transformers! More than 80% of our transformers manufactured is for this market and bring over 70 years transformer manufacturing expertise to our product. 56 ClassicTone # 40-18075, Marshall JCM900 Style, 50W Laydown Power Transformer. It uses two TAD 6L6GC power tubes for a power rating of 50 watts. 88 Inch Width, Center Tap. A more complete schematic for this design is shown in Figure 2. classictone Fender Bassman, Super Reverb, Hot Rod DeVille Style 50W / 60W Output Transformer 2/4/8 Ohm ClassicTone 40-18000 40-18000 $84. The Bassman was introduced in 1952 as a bass guitar amplifier. See why the Tweed Deluxe 5e3 remains the first choice of top musicians. Our products satisfy the professional and non-professional alike. Power Transformers Power Transformer, Chassis Mount, Leads, 25 V A, 1. ⦁ All parts are upgraded with better caps, a USA made output transformer and other quality parts to get an authentic Bassman sound ⦁ 5881's are used in place of the 6L6GCs for a more vintage Bassman sound. Non-original cabinet, but with original Fender Bassman badge. Add to Cart. The Bassman sounds browner than the AB763-amps, particularly the AB165 model, and it has more preamp distortion and mids when the volume is turned up. Maybe the power transformer is a 1966, that would be easier to swallow. They’re integral to the nuances of your guitar amp’s sound. 5VDC at 10A Secondary in Series, 1. Electronic Component's Source www. The Bassman was introduced in 1952 as a bass guitar amplifier. pdf), Text File (. Amplifier and amplifier modification kits. 3v heater current to satisfy the EL34's appetite for 1. One of the unique features is that it uses a pair of 6L6's for the Bassman warm blues - Jazz tones and a pair of EL34's for the Bluesbreaker classic rock tones. My amp was noisy as hell, and it was never more than an experimental chassis. The Original 2 Ohm version! The classic! This output transformer has zinc plated hardware just like the originals. Another reason is for aesthetics in tone. How to mod a Fender Bassman guitar amp for EL34 power tubes. Fender Bassman, Super Reverb, Hot Rod DeVille Style, 50W / 60W Output Transformer,. One exception is the feedback loop was connected to the 16 ohm tap on the power transformer on the JTM45, compared to the 2 ohm on a Bassman. 5 percent of the primary impedance for the plate. It is important to note that the rectifier is not in the signal path of an amplifier but rather the power supply. Great vintage constructed power transformer for Tweed Bassman and early Tweed Super and Brown Super amplifiers. All three have a similar tone, IMO, with the Champ sporting the most distortion. Facebook gives people the power to share and makes. The King of rock ‘n’ roll and blues. Paper layer wound like the original transformers! Another reasonably priced version of the classic! Replaces Fender # 022855-4-8 & 125A9A. It's tubed with 2 matched Ruby 6L6's / 3 NOS Telefunken 12AX7's in the preamp section and 1 NOS Mullard GZ34 rectifier. Mate has had this since he bought it on Beale Street whilst touring in the US in the 60s. Please make sure the amplifier transformer which you are replacing has a Fender number matching the equivalent Fender transformer number listed here. 78 KB Fender Bassman AB165. With that tube complement (in a 5F6A circuit), you'll have plenty of gain but will get good cleans as well. I once designed a few transformers with an older transformer guru who I discovered was a musician as well. The Bassman sounds browner than the AB763-amps, particularly the AB165 model, and it has more preamp distortion and mids when the volume is turned up. To repair techs: If you require a replacement transformer for your customer's vintage amp that won't degrade its value, then take comfort in knowing Mojotone transformers are manufactured on the same equipment and from the same materials as the original part. Kendrick has been making superior quality products since 1989. I've encountered pretty much every different Bassman circuit and prefer the AB165. 5 horizontal Weight: 2. FWIW I modded my '68 back to AA864 spec. Replaced output transformer from 1955 and four Jensen speakers also dating from 1955. The Fender Bassman 5F6A Circuit 29/05/09 09:44 ohm transformer output and grounded. 3 amps per tube so your power transformer must be rated for at least 4 amps of 6. Condition is Used. Whether 8 ohm cabs or 4 ohm cabs would optimize your power output, is anyone's guess. The bassman more than likely is a 4 ohm loadWhat is the cab and does it have just one speaker or more? As long as the cabinet's ohm rating is higher than the amp's rating,you won't risk damage to the output transformer,but it will be a mismatch and you will lose some outputTell us more about the speaker(s) and their ohm ratings. Dahl series of custom transformers & chokes to our transformer offering. If it’s a silverface amp, that 6 indicates 1976. Change Masks and add something. The things to look for would be originality of tweed, speakers, transformers, tube chart, and circuit. 40 watts of audio dynamite on a small chasiss loaded with features not available in the original Bassmanincluding a Plexi preamp for the M channel. Common (and safe) bias currents for Bassman 6L6 tubes are between 20 and 50 ma per tube. The power transformer 022814 8316802, output transformer 022871 606803, and choke 022699 606803. This is a scratch built Bassman 5F6A type amp. F Style 50w Output Transformer - Tweed Bassman. Transformer Testing: The industry standard testing called HIPOT Testing (it stands for "High Potential") applies a high DC voltage between each transformer lead and the case, and in some instances between individual leads. I am often asked how upgrading an amplifier's transformers will improve tone. 00 Mercury Magnetics O/P Trans. It has the AA165 circuit and is built with modern components (including SOZO blue molded capacitors), but has a vintage Fender chassis and transformers, and a reproduction Mather cabinet. Please make sure the amplifier transformer which you are replacing has a Fender number matching the equivalent Fender transformer number listed here. If you want to use 2 cabs there must both be 4 Ohm. This code can be found on the power transformer, output transformer, choke, and reverb transformer. boards by Watts!Fender Bassman AB165 set Comes fully soldered with long flying leads. I got into it several years ago when I happened to be browsing the Internet under the influence of some delicious (and apparently potent) local IPA, and before I knew it I had ordered a DIY guitar pedal kit from Build Your Own Clone. IMHO a tweed Bassman sounds the best with the 12AY7 in V1, 12AX7's in V2 and V3, and NOS 6L6GC's as the power tubes. 5 horizontal Weight: 2. I own a 59 Fender Bassman re-issue ( 1991 by date code) I was intrested in any quality modifications to help this amp sound closer to an original 59 Bassman. III) and they work exceptionally well to put the final touches on an amp with our modification kits. We are currently integrating the Peter W. Some do and some don't, this one does. If I hook it to the power tube power i can play the amp but get a delay when hitting a massive chord. transformer, you will need to divide the current reading on each side by the number of tubes used. Guitar Amp Books for Professional Builders Books, Tutorials, and Technology for Guitar Amplifier Circuit Design. Unfollow fender bassman 135 to stop getting updates on your eBay Feed. 1750L Transformer for Tube Guitar Amps 60watt Fender Bassman and Hot Rod Deville Hammond Part Number Primary (Ohms) Secondary (Ohms) Amp Type Power (Watts) Plastic Bobbin or Paper Wound Coil? Amplifier Model Names Equivalent to Manufacturer Part No. OMG do I miss those days but nowadays I couldn't handle it. Hi Folks! I wanted to share with you my recently finished Bassman amp project. The re-issue documentation say their transformers are made from their original blue prints from 1959. The 1959 Bassman model 5F6A, was known to a lot of people in the business as "The '59 Bassman", or the "Tweed Bassman" because of its stylish 50's cabinet. Condition is Used. Chana B Bassman is on Facebook. For more on impedance matching and cabinet wiring, check our speaker wiring FAQ. You also get XLR line output,plus a tuner output and effects loop. You need three conditions to safely run EL34 power tubes hard in a 5F6A Bassman: The power transformer must put out enough 6. For example, the Hammond Tweed replacement has an impedance of 4200, the '59 has 4150 and the "Bassman" is 4000. Fender Power Transformer, 0036483000. If you are building this amp from scratch, it's a good idea to install a blackface or later Marshall style bias supply with an adjustment pot. Some do and some don't, this one does. To repair techs: If you require a replacement transformer for your customer's vintage amp that won't degrade its value, then take comfort in knowing Mojotone transformers are manufactured on the same equipment and from the same materials as the original part. All work performed by David Allen, EE and guaranteed. First off, let's examine what an output transformer is and why someone would inquire about replacing it. 6G6 Bassman Output Transformer Post by RightLurker » Sun Feb 07, 2010 6:10 pm I'm working on a 1962 6G6 Bassman, and just noticed that the OT is part number 45548, which is the OT used in a 6G8 Twin. For example, a 6V6GT in a single ended amp will only have an output of 5. '59 Bassman®, YES, YES. It has the original chassis, choke, and power transformer. Fender Bassman, Super Reverb, Concert Style 50W / 60W Output Transformer 4/8/16 Ohm with M-6 Upgrade Classictone 40-18001 40-18001 $86. A company called Fuchs (awesome) hotrods silverface amps to make them more like blackface amps on steroids. Works as it should with no issues. The 5F6-A originally shared the power load between two 5881 tubes, but new-production versions of the 6L6, which have nearly. FENDER OUTPUT TRANSFORMER Replacement for Fender® Super Reverb, Concert and Tweed Bassman Combo amps. For more info & specs, click on each item. 4 & 8 Ohm version of the classic. DripEdge, blacklines, Schumacher (606) transformers and choke from 1966 and 1967 : Old preamp tubes still well and alive ! Bassman recap’ed, bias checked with new power tubes (there is not bias pot on this model), hum balance set, let’s rock !. Please make sure the amplifier transformer which you are replacing has a Fender number matching the equivalent Fender transformer number listed here. It's tubed with 2 matched Ruby 6L6's / 3 NOS Telefunken 12AX7's in the preamp section and 1 NOS Mullard GZ34 rectifier. Measures approx. That chicken scratch might say I F or J F. There is also the 6G6-B model which has a "blackface" but is really "brown" or "white" in the nature of the circuit (had a presence control), and had white barrel knobs so it is really not a part of the "blackface" family. All original electronics with updated voltage transformer, original 2 x cabinet with period correct Oxfords. I removed the bell cover and checked for a bias tap, none found. Back to the Bassman 135 Amp; I've played it through an Ampeg 4x12, an Ampeg 8x10, an SWR Goliath II 4x10, an SWR Goliath Jr II 2x10, an SWR Son Of Bertha 1x15 and a BagEnd S15D. I just checked the schematic for the Bassman 70 in Aspen Pittman's Tube Amp Book Vol. Finally, making the upgrade to a tube amp. Replaced 6L6, not sure which is original. A transformer uses both of these methods of “induction” at the same time. Our transformers look, smell, and perform like the original without a high price tag. This 50 Watt reissue features a lacquered tweed covered, finger-jointed pine cabinet, 4 Jensen special design speakers, and internal bias pot to adjust bias on the two 6L6GC Power tubes. "Click" on thumbnail photos below for a full size photo of each part. Induced hum Placement of the amplifier near other equipment can sometimes cause it to pick up radiated hum from other equipement. I just finished a build based on the 5F6 Fender Bassman schematic for this project and I have no sound. Output transformer for the Sunn 300T und the Bassman 300 PRO. Mains transformer for Fender 75, Bassman Ten, Bassman 70 (= 013895 ) and all versions of the Bandmaster Reverb, Super Reverb and Pro Reverb with 70/75 Watts power output. Magnetic Components Inc. Vintage Heathkit SA-2 Integrated Stereo Tube Amplifier EL-84 phono SEE CONDITION. Physically, parts were designed to look similar to original factory units (where possible). 40 watts of audio dynamite on a small chasiss loaded with features not available in the original Bassmanincluding a Plexi preamp for the M channel. On the other hand the Eden has a punch the Bassman can't come close to, even with the solid state rectifier. Mint Condition Guaranteed. Unfortunately the Bassman was one of the first amps that CBS laid their hands on after buying the company from Leo Fender. It had all the eyelets on the board. 'Prior to the crash I had posted a thread about a '69 Fender Bassman head that I found in my. pdf 83 KB Fender Bassman Schematic. Unfollow fender bassman 135 to stop getting updates on your eBay Feed. Description and pack size will be displayed. I'll arrange for a professional musician to stop by for a demo and get some feedback. The Bassman's nonlinear behavior can clearly be seen in the output as. In the above example, the transformer was made in either 1966 or 1976, week 45. 4,000 ohm primary to 4/8 ohm secondary. Power Transformer Power Transformer for Fender Bassman, Concert and Pro. If you'd like to help out on this project, please fill out the form for each of the. 25VDC at 20A Secondary in Parallel, 1. Super clean and original 59 5F6-A Fender Bassman. bassman_ab165_layout. Hi Folks! I wanted to share with you my recently finished Bassman amp project. Many Bassman heads left the factory biased either 'hot' or 'cold', but this is all relative to today's accepted 'norms'. Anyone recognize or know how to determine who the manufacturer of this HV tube power transformer is from this label? It was in an off name amp a buddy had and I wanted to reverse engineer it and figure out the voltages and such but he sold it before I got the chance. In doing the research for this amp, I saw some interesting circuits in the stack of schematics and my hunches were confirmed when I was able to buy an old Fender Bassman amp. Found the ground Diode D10 blown. "Click" on thumbnail photos below for a full size photo of each part. Mains transformer for Fender 75, Bassman Ten, Bassman 70 (= 013895 ) and all versions of the Bandmaster Reverb, Super Reverb and Pro Reverb with 70/75 Watts power output. Re: Brownfaced Bassman. The Retro Bassman 100 with the tube rectifier gives a rounded sound that is very articulate in how it represents effects. Re: Tweed Bassman query The most desirable and the one that was used as a model for the JTM 45 Marshall would be the 5F6A Bassman. GENUINE Fender® OUTPUT TRANSFORMER Replacement for Fender® 65 Super Reverb Reissue, 59 Bassman Reissue, and the Fender® Vibro-King and Custom Vibro-King. FENDER OUTPUT TRANSFORMER Replacement for Fender® Super Reverb, Concert and Tweed Bassman Combo amps. Unnecessary parts replacement and poor quality repairs will ultimately decrease the value of your vintage amp. The Bassman Micro's single channel preamp circuit was inspired by the 5F6A Bassman's Bright Hi channel and the phase inverter is from the earlier 5E6A Bassman. 5VDC at 10A Secondary in Series, 1. Bassman,(general replacement/ upgrade), Hot Rod DeVille, Blues DeVille, 93 Concert / Super, Output Transformer. Transformers – Allparts UK. Bassman 60 Manual - Free download as PDF File (. built-in thermal fuse Made in Germany. This Vintage Fender Bassman 50 amplifier head was made in the USA in 1967(pots date 66/67 and transformers date 1967) This is an early silverface model with the drip edge grille. Induced hum Placement of the amplifier near other equipment can sometimes cause it to pick up radiated hum from other equipement. Find many great new & used options and get the best deals for 5F6A TWEED BASSMAN Power Transformer at the best online prices at eBay! Free shipping for many products!. Immediate results were very pleasing. Magnetic Components Inc. A Ratio meter is a great device for determining proper impedance. I also own a 6G12 Concert which is a punishing amp. Paper layer wound like vintage era originals!. The Blackface Vibrolux, Vibroverb, and Pro Reverb all share this smaller OT, and it is a key ingredient to the vibe of these amps. Premium guitar amplifier power transformers, output transformers and chokes. 1968 Fender Drip Edge. Fender - Hammond Transformer Chart POWER OUTPUT CHOKE REVERB 6G15 68319 NA 125C3A 194A 125A12A 6G15 125P24A N/A 125C3A 194A 125A12A 6G14 67233 45550 125C1A 194B N/A AA763 125P34A 290FX/291FX 125A30A 125C1A 194B N/A Dual Showman AB763 125P34A 290FX/291FX 125A29A 1750W/1760W 125C1A 194B N/A 6G4 8087 45216 125C1A 194B N/A. The idea is to test for shorts that occur as a result of arcing between the leads and the winding wires in the transformer. Determining production date by serial number and transformer codes is better, and you should also inspect the circuit to be completly sure. Fender Bassman Ab165 Layout >>>CLICK HERE<<< May 19, 2015. Completely re-capped, all original transformers!. Transformer - Hammond, Guitar Amplifier, replacement for Fender | Antique Electronic Supply. Another reason is for aesthetics in tone. Some replacement transformers have this feature and if so, it negates the need for the "ground lift" resistors. I removed the bell cover and checked for a bias tap, none found. A damaged amplifier is an obvious reason for changing parts out. Steel tube covers. Assume the short fat one, because that way the amp would sit on its transformers when out of the sleeve. Output, 50W / 60W - 4/8 Ohm Made by Magnetic Components Inc. In my 5F6A Bassman it just caused strange noise layered on top of all the notes. ) JTM45 100 (early model 1959 JTM100 Super Lead) amplifier head (in November 1965) First 100-watt amplifiers; Pete and John bought the first four made, likely pre-production models. txt) or read online for free. Blackface Bassman/Mojotone 5F4 5E7 Power Transformer. Hammond Transformers and Inductors, catalog 5C-08. Insulation protects the wires, and a coolant,. Submitted by gpadmin1 on Wed, 05/08/2013 - 23:23. The re-issue documentation say their transformers are made from their original blue prints from 1959. No choke on these. Transformers regulate the voltage in circuits, but in some cases these can go bad and cause a circuit to not. By providing a master volume. transformer replaced with '73 Bassman/Pro solid state unit, rectifier tube socket has diode wire Sustain and tone boost, with box and manual. The 5F6A's preamp tubes use. Come on in and find out what makes Ted Weber famous. This leads to some poor soul complaining that his Bassman doesn’t sound like the one used by his favorite guitar player. About 5 Watts of Class A power into a six inch speaker. The Bassman sounds browner than the AB763-amps, particularly the AB165 model, and it has more preamp distortion and mids when the volume is turned up. I am not familiar with the MOJO Bassman kit. A Ratio meter is a great device for determining proper impedance. Blackface and Silverface models such as the Showman, Dual Showman, and Showman Reverb employed the same "piggyback head" design as the Bandmaster and the Bassman. BASSMAN FENDER 1965-DELUXE-REVERB FENDER FENDER BASSMAN 250 FBA SCHEMATIC REV-A FENDER BASSMAN 5D6A SCH Even the relatively brawny 45 watt Fender Bassman won't handle a lot of input It's very much like the original Fender 5F6 schematic except of course for the Vacuum tubes are powered by high voltage DC (250 – 500 volts) while. Amplifier and amplifier modification kits. The typical transformer fault occurs when a winding opens up, usually due to an over-current, over-voltage or overheating condition; less common is a shorted winding resulting from the same "over" conditions. 6,000 + (and growing) factories in our existing network are eager to make it for you. Allen Amplification offers quality repairs of vintage 60s and 70s Fender™ tube amps with a typical turn-around time of 2 weeks or less. If you want to: - Make product changes; - Create something not in stock. The Retro Bassman 100 with the tube rectifier gives a rounded sound that is very articulate in how it represents effects. Fender - Hammond Transformer Chart POWER OUTPUT CHOKE REVERB 6G15 68319 NA 125C3A 194A 125A12A 6G15 125P24A N/A 125C3A 194A 125A12A 6G14 67233 45550 125C1A 194B N/A AA763 125P34A 290FX/291FX 125A30A 125C1A 194B N/A Dual Showman AB763 125P34A 290FX/291FX 125A29A 1750W/1760W 125C1A 194B N/A 6G4 8087 45216 125C1A 194B N/A. WARNING: Transformers should always be installed by a professional electronics technician since there are high voltages involved and may result in serious physical harm to yourself, the transformer and/or your equipment if installed incorrectly. 80 lbs RoHS Compliant. "Click" on thumbnail photos below for a full size photo of each part. The output transformer will handle a 4-ohm load, but it will result in slightly less power due to the impedance mismatch. All Mojotone transformers are made in the USA. '65 Deluxe Reverb®, YES, YES. The power transformer looks to be the same as used in the 100 watt Twin Reverb, but the output transformer is noticeably bigger. It perfectly bridges tweed and 6G sounds. With LOADS of bass and clean headroom you will never he short of volume. Re: Bassman Ten Transformers Post by Flames1950 » Sun Oct 11, 2009 2:20 pm The power tranny number (022756) matches up to a silverface Twin Reverb of early-70's vintage. Mains transformer for Fender 75, Bassman Ten, Bassman 70 (= 013895 ) and all versions of the Bandmaster Reverb, Super Reverb and Pro Reverb with 70/75 Watts power output. Power transformer for the blackface-style Bassman amplifier Primary: 120v Z Mount: 3-1/2'' x 2 3/4'' 4-bolt centers. Mains Transf. Measures approx. To answer your questions, the UL transformer doesn't a larger voltage swing IMO. This Bassman amp has fixed bias so it does not have a power tube Cathode Resistor. This is in great condition. ) This is why some were rated at 35 watts and some were 40. If you want to use 2 cabs there must both be 4 Ohm. If you haven't experienced the genius and simplicity of 5E3 circuitry, you owe it to yourself to build one. I would not be afraid to buy a 1969 or 1970 Bassman because if worst comes to worst you can modify it to the AB165 circuit. We can’t begin without talking about his Number One Strat, which Stevie claimed to be a ’59, since that was the date stamped on the back of the pickups… this was incorrect, however, as guitar tech Rene Martinez (who oversaw SRV’s guitars since 1980) found the stamp of 1963 on the body and 1962 on the original neck (the neck was replaced in 1989 after it could no longer be refretted. Some 12AT7s that will work just fine as phase inverters (V6) will crackle and hiss in this position. Leads were added to ensure they reach the turret board. Locking nut for use with 8/32 inch thread screws, recommended for mounting transformers and chokes. You may have to dig deep into the site to find an exact model, but everything should be here about any particular vintage Gibson, Fender, Martin, National, Dobro, Gretsch, Epiphone guitar. In amps with two wire cords, defects of the "ground reverse" switch and/or capacitor can cause hum. All of them sounded great with each lending a different flavor to the aural feast by virtue of it's inherent sound differences by design. A damaged amplifier is an obvious reason for changing parts out. The one that the fabled tweed bassman uses. These are invaluable reference tools if you are digging around inside of your vintage Fender amplifier. There's a lot of iron in a power transformer, so these tend to be the most expensive part in an amp and thus can potentially be the weakest link in the signal chain that contributes to quality. mains transformer for Fender® 135W models: This 013830 mainstranformer is used for all 135 Watt Fender amps of the 1970s: Twin Reverb, Dual-Showman Reverb, Bassman 135, Quad Reverb and Vibrasonic Reverb. (This includes both electric and acoustic vintage guitars. Can anyone explain the different styles of Fender amps? I know they have like different families of amps that are related to one another and have similar sounds. Fender Bassman Ab165 Layout >>>CLICK HERE<<< May 19, 2015. It perfectly bridges tweed and 6G sounds. Happy Shopping!. My son is a bass player, and (lucky for me) he appreciates the sound of the "old school" tube bass sound. Fender Amp Knob for Bassman 25, 60, 55776 Fender Amp Knob for Bassman, 0055776000 | Parts Is Parts - Guitar Parts, Amplifier Parts, Korg Keyboard Parts 800-590-0014 802-365-7257. Studio only. Combining the best of authentic Fender bass sound with modern power, the Bassman 800 Head is an easily portable powerhouse with flexible, thunderous tone. If this same 30 watts is supplied to a 4-ohm speaker utilizing the 4-ohm transformer tap, the voltage will be approximately 10. The amp sounds great but every couple of years I have a problem with the power transformer, (I think). This Bassman amp has fixed bias so it does not have a power tube Cathode Resistor. Fender® Capacitor Cover for '59 Bassman® JavaScript seems to be disabled in your browser. A transformer? Sure, works great. Single phase and three phase power transformers Small printed circuit to 30 KVA Complete prototype design and product testing Custom power applications and tube type audio High voltage, medical, and power amplifications Large machine tool and control type UL, CSA, VDE, CE, and IEC specifications. Fender Deluxe Reverb, Deluxe Ampeg Jet Mounting Centers:3 1/8" 2×6V6GT Output Transformer 8ohm. The EIA code will consist of 3 numbers followed by a date code of 3 or 4 numbers designating the year and the week. The ODS50 use all of the three transformers from the Bassman. For more info please email or call us: 818-998-7791 for a quote. WARNING: Transformers should always be installed by a professional electronics technician since there are high voltages involved and may result in serious physical harm to yourself, the transformer and/or your equipment if installed incorrectly. The one that the fabled tweed bassman uses. The transformer needs to match the tube plate load to the speaker impedence [load]. You may have to dig deep into the site to find an exact model, but everything should be here about any particular vintage Gibson, Fender, Martin, National, Dobro, Gretsch, Epiphone guitar. I've had a few that sounded pretty good with the original P10R's (which blew up on a very regular basis), but too often they sound like they are missing a lot of mids and they get too clanky. Used primarily by John Entwistle (Pete preferred a Fender Bassman top or Fender Pro top through the Celestion G12-loaded Marshall 4×12 cabinets. Sounds great and the tolex is excellent. Machine Gun Amps The Rectifier Tube. The output transformer has a big impact on how any tube amp sounds, with the laminate core size, type of steel it is made of, the way it is wound, whether it is wound on a plastic bobbin or paper former & if applicable, the thickness of paper between layers, along with whether there is interleaving of the primary & secondary or not (& more) all affecting how the transformer sounds. It is in perfect condition, never gigged. pdf 83 KB Fender Bassman Schematic. When I last write, I had RCA pre's and a Sovtek LPS in the PI. FENDER OUTPUT TRANSFORMER Replacement for Fender® Super Reverb, Concert and Tweed Bassman Combo amps. Browse products from the Transformers & Chokes category - listing products sorted by popular, showing only products where Brand value is Fender, page 1 Transformers & Chokes - Fender | Antique Electronic Supply. To repair techs: If you require a replacement transformer for your customer's vintage amp that won't degrade its value, then take comfort in knowing Mojotone transformers are manufactured on the same equipment and from the same materials as the original part. 56 ClassicTone # 40-18075, Marshall JCM900 Style, 50W Laydown Power Transformer. Featuring the most accurate Drake and Dagnall audio output and power transformers. I just checked the schematic for the Bassman 70 in Aspen Pittman's Tube Amp Book Vol. I F would mean the transformer was made about the same time as the amp- June of '98. WARNING: Transformers should always be installed by a professional electronics technician since there are high voltages involved and may result in serious physical harm to yourself, the transformer and/or your equipment if installed incorrectly. ERMCO single phase pole mounted distribution transformers are designed and manufactured in compliance with all applicable ANSI and RUS standards. Please note that the Proluxe is a very different. 3uf remove the boomyness and increasing the plate resistor to get more grind. Fender Princeton Chorus. Fender® Guitar and Bass Amplifier Owner's Manuals and Schematics Hard Copy Archives ORDERING ARCHIVED AMPLIFIER SCHEMATICS AND OWNER'S MANUALS For your free PDF copy, please email [email protected] Mains transformer for Fender 75, Bassman Ten, Bassman 70 (= 013895 ) and all versions of the Bandmaster Reverb, Super Reverb and Pro Reverb with 70/75 Watts power output. "Click" on thumbnail photos below for a full size photo of each part. Harp Amps – every component will be hand selected for tone, tone, tone. A damaged amplifier is an obvious reason for changing parts out. One of the unique features is that it uses a pair of 6L6's for the Bassman warm blues - Jazz tones and a pair of EL34's for the Bluesbreaker classic rock tones. For some reason, techs who wouldn’t dream of replacing the original pots in a ‘57 Strat have no problem gutting a ‘57 Bandmaster. Kendrick has been making superior quality products since 1989. ) JTM45 100 (early model 1959 JTM100 Super Lead) amplifier head (in November 1965) First 100-watt amplifiers; Pete and John bought the first four made, likely pre-production models. Looking to hear our parts in action? You can find audio and video samples of many of our products on our site, or you can check out our YouTube channel to see what else we've cooked up! Amplified Parts channel. My "AB165" '68 Bassman was actually the AC568, which brings a whole different set of problems to the game. the Bassman 10 used four 32-ohm speakers in parallel. You also get XLR line output,plus a tuner output and effects loop. Comparatively, the spec sheet for a 5F6 Bassman indicates the use of a larger stack for the same configuration of 5881s.