Bassman Transformer

Mate has had this since he bought it on Beale Street whilst touring in the US in the 60s. Mains Transformer for Fender 59 Bassman Reissue Primary 230, 240V , incl. F Style 50w Output Transformer - Tweed Bassman. If you ever wanted a Fender Bassman, this is the one to buy. Add to Cart. A 1964 Fender piggyback Bassman head and cabinet in Rare Blonde Tolex, very good condition. here you can plug a single 8 Ohm cab. Paper layer wound like the original transformers! Another reasonably priced version of the classic! Replaces Fender # 022855-4-8 & 125A9A. If it's a silverface amp, that 6 indicates 1976. With 4 x 10 speakers, it realy fills the room with a great 3D like sound. 50 Watts - 2 ohms. DripEdge, blacklines, Schumacher (606) transformers and choke from 1966 and 1967 : SerialChassis · transfos1 transfos2 transfos3 · tubes. There will be saturation and sag. Generally the OT has been replaced by a generic "bassman" OT that is 100% not blonde but rather blackface. Whether stepping down for low voltage electrical equipment or creating a custom wiring project that requires a current transformer, today’s industrial and technology companies need transformers for a wide range of projects, and Grainger is ready to meet that need with these reliable products. Measures 11. New Never Installed Power Transformer for Guitar Amp, maybe someone can use this for a DIY amp project or. The Bassman was introduced in 1952 as a bass guitar amplifier. The flagship of the Fender bass amp lineup is the mighty Super Bassman. That is, the higher the output power, the more current is needed. 20" X 4&1/8" X 2&5/8" deep. I used the stock D'Lite 33 watt transformer, though later I decided to sub in the Bassman style transformer from my Boogie SOB, to my surprise the Heyboer/D'Lite transformer sounded better, I dare say the quality of the Mesa Boogie transformer wasn't that great. Note: If your power transformer has a center tap for the green heater wires and you replace it with a non center tapped power transformer, You will have to add two 1/2 watt 100 ohm resistors to the heater circuit to make an artificial center tap. Browse products from the Transformers & Chokes category - listing products sorted by popular, showing only products where Replacement Type value is Replacements for Fender, showing only products where Type value is Output, page 1. A small 6-Volt transformer was added to supply power for the switching relay circuit. These examples all have the GZ34 rectifier tube (as found in the 6G6), yet the tube charts are 6G6-A. The 5F6A's preamp tubes use. As part of the standard maintenance/tune-up service, we clean all pots, jacks & switches, clean & re-tension all tube sockets, test all tubes, bias power tubes, tighten all pots, jacks, switches & transformers, and give the entire. Shipped with FedEx Ground or FedEx Home Delivery. The transformers are all original and date to late 1966. Because of the high demands placed on this tube by the Fender reverb driver design, it's important to get a good quality 12AT7 for this slot. Notable not only as one of the first high-powered amplifiers, Fender's tweed Twin of point-by-point from Fender's 5F6-A. The Plus Series offers Fender* and Marshall* type amplifier transformers for general replacement, upgrades and additional features such as international voltage taps. 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. Some blackface Fender amps use an 8-ohm, center-tapped transformer. The output transformer and choke are pulls from a 1961 blond bassman purchased on ebay. 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. 80 lbs RoHS Compliant. The 5F6A's preamp tubes use. In contrast, the larger Bassman/Super Reverb trannies will relate the vacuum tube and circuits' clipping before the tranny hits the ceiling, which accounts for the fast, grainy. Fender amp frequently asked questions. Mojotone Quick Order Form! Please, follow these basic instructions to place your order: Add only the numerical characters of the Item Number. This Bassman amp has it going on. Material used & design specs. 1957 Fender Bassman Power Transformer Triad 8087 and 45249 Output Transformer Rare to find these. New Never Installed Power Transformer for Guitar Amp, maybe someone can use this for a DIY amp project or. The power transformer is from a 1970 super reverb. Secondaries 2,4,8ohms. ERMCO single phase pole mounted distribution transformers are designed and manufactured in compliance with all applicable ANSI and RUS standards. Finding Unknown Values for Output Transformers (A little Math is required) If you have an Output Transformer with unknown values and want to find the intended speaker impedance for a given tube type there are several things to consider. Another reason is for aesthetics in tone. I actually sacrificed an original 5F6A Bassman output transformer to the tone Gods to find out just exactly what was the Mojo behind this incredible sounding output transformer. For more info & specs, click on each item. I beefed up the output transformer, made the channels interactive (no jumper required) added bias points on the back for ease/convenience, and I reworked the phase inverter to use a 12AX7 (rather than a 6CG7). 50Watt Power Transformer for Super Reverb, Pro Reverb, Bandmaster Reverb, Tweed Bassman. See why the Tweed Deluxe 5e3 remains the first choice of top musicians. will not be able to use a tube rectifier for this amp because the Hammond tweed Bassman power transformer I bought does not have the 5. Manufacturers of Racks, Enclosures, Transformers & Outlet Strips. 5881 power tubes, rectifier tube, blue alnico speakers. Commodores I made a few changes to the Mods for the Bassman 10 to make them easier to implement. While this article is intended primarily for the “homebrew” builder, it will also be useful background for the kit builder. I have used the NSC Bassman replacement (the "universal" type), and Plexi 100W mains transformers. 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. How to Test a Transformer. Equivalent to #125A9A & #022855. Mercury Magnetics transformers are the highest quality transformer upgrades for the Blues Junior (all versions, including the new Blues Jr. Fender Bassman Ab165 Layout >>>CLICK HERE<<< May 19, 2015. The OT was designed to have a flat response down to 20Hz. Don't have a Bassman, but I do have a '62 Concert (which I THINK has the same-or similar-transformer as a Bassman) which I adore as well, but it doesn't sound the same as the Bandmaster when cranked. 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. The signal transformers are a common topic of conversation. A few books are available for dating Fender amps, which have information on the history of Fender amplifiers. Warning: Not all amplifier models of the same name use the same transformer model. This is the same exact amp as the Blackface. Items must be returned in original, as-shipped condition with all original packaging. 5 hammerhands 4 years ago I think losing the player interaction, while interesting and informative, means you lose part of the character of the transformer. Material used &; design specs. I've been squirreling away parts for this project and the sticking point has always been acquiring a chassis. I was lucky enough to be given steel preamp tube covers for my preamp tubes. Fender amp frequently asked questions. Scribd is the world's largest social reading and publishing site. Paper layer wound like vintage era originals!. The picture below shows a 1969 transition model amp. If the transformer is a power transformer, watch out for connections to filament windings or solidstate rectifiers. Join Facebook to connect with Vincent Clayton and others you may know. 20" X 4&1/8" X 2&5/8" deep. What is the reason you want to do this? There will be a drastic change in sound, and mainly feel. This basic transformer architecture has remained unchanged to this day. I removed the bell cover and checked for a bias tap, none found. CLASSICTONE Transformers - MADE IN USA - by Magnetic Components, Inc. Transformers are an electrical component that transmit electrical energy between at least two circuits. 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. 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. Custom wound in the USA on a paper tube with paper layered and specially interleaved windings and featuring special lamination steel. 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. Save bassman transformer to get e-mail alerts and updates on your eBay Feed. can be restored for pennies and will outlast your childrens children. Lead dress causing capacitive coupling which can cause hum, noise, squeals and oscillation. Mains Transformer for Fender 59 Bassman Reissue Primary 230, 240V , incl. Fender® Part number 036485. Now our Bassman is looking like this: And with the wires from the transformers and filter board all pulled through to the inside of the chassis, it looked like this: One thing I noticed about the new output transformer is that the secondary coil has an 8 ohm output, with 4 ohm and 2 ohm taps. were kept as close as possible to the original part to preserve the stock. Amplifier Transformers: Magnetic Components, Inc. Transformer sets are often misunderstood, yet vital musical components. From Heyboer transformers, Weber hand built speakers, finger jointed pine cabinets with the most exquisite finish in the industry, to the USA NOS paper in oil tone capacitors only found in Sonny Jr. Equivalent to #125A9A & #022855. 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. Chana B Bassman is on Facebook. This leads to some poor soul complaining that his Bassman doesn’t sound like the one used by his favorite guitar player. Started out as a Mojotone Silvertone 1484 kit. Example: FG=July 1956, QA=January 1967, and a reissue CG=July 1992 EIA Source-Date Codes: Electronic components such as transformers, potentiometers, speakers, and some capacitors are often stampted with a date code indicating who manufactured them and when. Featuring the most accurate Drake and Dagnall audio output and power transformers. try 120K/150K or 150K/180K for even more gain. FENDER OUTPUT TRANSFORMER Replacement for Fender® Super Reverb, Concert and Tweed Bassman Combo amps. These are invaluable reference tools if you are digging around inside of your vintage Fender amplifier. 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. For some reason, techs who wouldn’t dream of replacing the original pots in a ‘57 Strat have no problem gutting a ‘57 Bandmaster. The (roughly) 50 watt silverface version of the Bassman 10 had four 32-ohm speakers wired in parallel for an 8-ohm load. I got a drip edge 67 Bassman around thanksgiving. DripEdge, blacklines, Schumacher (606) transformers and choke from 1966 and 1967 : SerialChassis · transfos1 transfos2 transfos3 · tubes. The transformers and choke are: PT 7926 OT 2770 14560 The Power transformer is the one I would like to find some info on. Super Reverb,Tweed Bassman, Concert, 59 Bassman, Output Transformer. In contrast, the larger Bassman/Super Reverb trannies will relate the vacuum tube and circuits' clipping before the tranny hits the ceiling, which accounts for the fast, grainy. The 5F6-A originally shared the power load between two 5881 tubes, but new-production versions of the 6L6, which have nearly. ⦁ 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. The tube chart is an AB165, but as we know that doesn't show definitive proof. A Ratio meter is a great device for determining proper impedance. €190,19 including VAT 19% , [plus shipping]. The FRENZEL "Mini Bassman" was "INSPIRED" by one of the greatest Bass - Guitar amps ever builtthe Fender 5F6A Bassman. 0 Vac secondary winding necessary to support a tube rectifier. It would help to know what yours looks like. Bassman Reissues, incl. When power flows through the denser coil, it creates a magnetic field, transferring electrical current to the other side of the transformer at a lower voltage. Fender® Part number 036485. The mods are (very) expensive but do kind of give you "the best" Bassman, rebuilt as brand new. Transformers. Therefore, you'll have to create a question by clicking on "Ask A Question" and provide the make, model, and one of the below 3 listed items in order to date the amp; * The 2 letter date code rubber stamped on the Tube Chart, or * The 2 letter date code on the QA Sticker, or * The Transformer Number that starts with "606-XX-XX", with the. The Plus Series offers Fender* and Marshall* type amplifier transformers for general replacement, upgrades and additional features such as international voltage taps. 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. I found that the seven interleaves were not evenly spaced as one would normally expect. It delivers Fender chime and, when cranked, rich, fat overdrive tones. Another reason is for aesthetics in tone. all pots cleaned had to change the power transformer to switch from 4. 90 Fender Twin Reverb, Showman, Dual Showman Style 100W Output Transformer 4 Ohm ClassicTone 40-18012. There are a plethora of Bassman ‘heads’ out there, and just as many circuit variations. Power transformer for the blackface-style Bassman amplifier Primary: 120v Z Mount: 3-1/2'' x 2 3/4'' 4-bolt centers. Need a place to start your search? Look no further than the Super Bassman Pro 300W Tube Bass Amp head. 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. 3v heater current to satisfy the EL34's appetite for 1. Transformers regulate the voltage in circuits, but in some cases these can go bad and cause a circuit to not work. 3uf remove the boomyness and increasing the plate resistor to get more grind. Change Masks and add something. "Click" on thumbnail photos below for a full size photo of each part. I made the cabinet from pine board bought at Home Depot. I actually sacrificed an original 5F6A Bassman output transformer to the tone Gods to find out just exactly what was the Mojo behind this incredible sounding output transformer. If you want to use 2 cabs there must both be 4 Ohm. It is in perfect condition, never gigged. On examination nothing seemed especially wrong but the more I fooled with it the worse it got. These are invaluable reference tools if you are digging around inside of your vintage Fender amplifier. This amp sounds great but it does not get enough play. So I would say, don't use cabs of less than 4 ohms, and you should be fine. txt) or read online for free. It really wasn't terribly inspiring until I changed the Bass channel tone stack to the '59 Bassman/Marshall values, changed coupling caps/cathode caps, and converted the deep switch to a bright. com This is the home of all kinds of push-pull tube (valve) guitar amp building and discussions! sewatt. All the new boutique amps out there are just fine. On the various schematics that Ive seen floating around on the 6G6-A and the 6G6-B circuits for early 60s blond Bassman amps, the power transformer is supposed to be a 125P7A but mine is a 125P7B. The link says "Bassman", but the >Bassman 20 has "Vol, Treb, Mid, Bass", and the schematic only has Vol, >Tone. Now if it’s a blackface amp, it’s a safe bet that 6 means 1966. Bassman 10 Schematic. It had a huge 15-inch speaker with a closed back and used a pair of beam power tubes for lots of volume. 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. for Fender 59 Bassman Reissue Mains transformer for Fender® 59`Bassman Reissue Primary 230, 240V , incl. Steel tube covers. OldGuitarParts. Power transformer for the blackface-style Bassman amplifier Primary: 120v Z Mount: 3-1/2'' x 2 3/4'' 4-bolt centers. It was a 50 watt model with standard output transformer (as opposed to the later ultralinear). were kept as close as possible to the original part to preserve. The Fender Showman. Also upgraded from tweed was the Princeton which acquired its brown tolex in 1962 along with a completely redesigned, more powerful twin-6v6 circuit and a larger speaker array: 1x10". Electronic Component's Source www. 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. It uses two TAD 6L6GC power tubes for a power rating of 50 watts. The MusicMaster Bass amp (12 watts) was introduced in 1970 as a 12 watt bass practice amp. Upsized F&T filter caps, giant Mercury Magnetics 2. I made the cabinet from pine board bought at Home Depot. A Ratio meter is a great device for determining proper impedance. com This is the home of all kinds of single-ended tube (valve) guitar amp building and discussions!. Top guitarists playing blues, rock, R & B, jazz and country, have established the 5F6A Bassman as arguably the best guitar amplifier of all time. 1962 Fender Blonde Bassman power transformer wire clours Hi all, I have a 6g6B bassman amp and was wondering about the wire colours of the supply voltage and secondary voltage on the power transformer. Fender Bassman 50 - $700 (Burnaby) < image 1 of 1 >. Only the cones have been replaced. 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. Item #: MOD0023 Our Price: £ 83. Items must be returned in original, as-shipped condition with all original packaging. My shop rate is $50/hr and I have a $100 minimum billing for chassis shipped in for repair. 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. The handle was changed to a brown plastic strap which held up a little bit better than the leather handles Fender had been using for over a decade. Weber Speakers Homepage --- Loudspeakers, components, and equipment for the vintage musical instrument enthusiast. The transformers and choke are: PT 7926 OT 2770 14560 The Power transformer is the one I would like to find some info on. The Bassman with the AB165 circuit sounds “browner” than the AB763-amps, and it has more preamp distortion and mids at a higher volume. Get the increased bottom end performance and headroom similar to the 4-bolt Super/Bassman™ style output transformers. The Bassman 200 is designed to sound great tuner into the back of the Bassman 200 and tune your with its five tone controls pointing straight up—but the bass quickly and quietly between songs by using the MUTE flexibility of semi-parametric equalization will be hard not switch. Save bassman transformer to get e-mail alerts and updates on your eBay Feed. Description and pack size will be displayed. 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. If you cannot find this code, or it is illegible, please contact your credit card issuer. Many are only rated for 3 amps. Its a hybrid 800-watt amp bass amp which has a Vintage and an Overdrive channel. Chopstick the amp. Far more than tubes, speakers or other amp components, the transformers establish the platform for shaping your amp’s unique sound. + Items in search results. Transformers – Allparts UK. What is the plate current for the tube? Multiply the Plate current by the plate voltage tells you the output power. If your amp dosen’t have a date code, flip the amp upside-down and check the transformers, and speakers for their manufacturer codes. Quality, Reliability, and Excellence are what make our transformers the best around. Vintage thickness steel, welded at the ends, clean punchouts with no burrs or other funky stuff for standard sized USA parts. Earth OK, no Deathcap : good ! AB165 schematic. Some do and some don't, this one does. We are currently integrating the Peter W. 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. Fender® Capacitor Cover for '59 Bassman® JavaScript seems to be disabled in your browser. By Fender; Listed over 4 years ago by DredgeTone Pedals & Stuff; Condition: Very Good; 185 Views. Hello, I've searched for this, and haven't quite found the information I'm looking for yet. Shop with confidence. The transformers date to late May of '68. The normal channel lacks the 100pF bright bypass capacitor. However, some things must be considered when changing rectifier tubes. All 4 P10R speakers are date coded 1959 and the tubes are old stock. This new 291 series includes high grade 29M6 magnetic steel laminations for reduced losses, more surge output power, cooler operation & longer life. The idea is to test for shorts that occur as a result of arcing between the leads and the winding wires in the transformer. Dahl series of custom transformers & chokes to our transformer offering. 6L6 to EL34 Mod for Fender Bassman Heads 6L6 power tubes can be a little too clean for the tastes of many. 8 results for fender bassman 135 Save fender bassman 135 to get e-mail alerts and updates on your eBay Feed. It has all of its original components-caps, transformers and speakers. cab was covered. Replacing the rectifier tube is a good way to get a different sound from your amp. Check the power output marked at. A more complete schematic for this design is shown in Figure 2. With that tube complement (in a 5F6A circuit), you'll have plenty of gain but will get good cleans as well. It would be nice if both of these were 1960's part numbers, but really, what are the chances I have a 6G6 Bassman output transformer sitting around my studio. Add to Cart. Then we’ll get to some things to consider. The power in all wall sockets is AC but all amp s operate on DC so a rectifier is required for operation. Maybe some people here can help. add one filter cap per preamp tube, do not use the cheap fender way where a lot of tubes share one cap. Please make sure the amplifier transformer which you are replacing has a Fender number matching the equivalent Fender transformer number listed here. Electronic Component's Source www. 56 ClassicTone # 40-18075, Marshall JCM900 Style, 50W Laydown Power Transformer. For the price, they are hard to beat. were kept as close as possible to the original part to preserve the stock. 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. 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. 50 Watts - 2 ohms. Features Fender Bassman* 100-135, 100-135 Watts Physically, parts were designed to look similar to original factory units (where possible). Re: Tweed Bassman for home use - Crazy? Originally Posted by Diablo1 The reissue 59 Bassman comes with a 12AX7 tube in valve 1, instead of a 12AY7 like they did in the original 5F6A back in the fifties. Mod your Bassman reissue for vintage tone To start I´m sorry to point out that this here will NOT turn your Bassman reissue amp into an original, it´s NOT a 1:1 copy and it is NOT exactly sounding like the old, most sought after 5F6A Bassman version with the 4x10" speaker open cabinet. Our products satisfy the professional and non-professional alike. Fender Oxblood With Yellow Stripe Grill Cloth For mid to late '50s tweed amps like Champ, Princeton, Harvard, Vibrolux, Tremolux, Pro, Super, Bassman, Twin etc. With proper raised mounting = 2-1/16" x 3-1/2". combo amp I built from scratch using the 1960's AA864-AB165 Fender Bassman chassis schematic. 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. GENUINE Fender® OUTPUT TRANSFORMER Replacement for Fender® 65 Super Reverb Reissue, 59 Bassman Reissue, and the Fender® Vibro-King and Custom Vibro-King. With that tube complement (in a 5F6A circuit), you'll have plenty of gain but will get good cleans as well. 1 x 15 Cab for a 60's Brownface Pro Chassis. It delivers Fender chime and, when cranked, rich, fat overdrive tones. 8 results for fender bassman 135 Save fender bassman 135 to get e-mail alerts and updates on your eBay Feed. The Bassman with the AB165 circuit sounds “browner” than the AB763-amps, and it has more preamp distortion and mids at a higher volume. ST70 Transformer Bundle w/choke for Dynaco MADE IN USA Single Ended Transformer Bundle 5F1 5F2 Tweed Fender Champ Princeton MADE IN USA. 0 Vac secondary winding necessary to support a tube rectifier. 5881 power tubes, rectifier tube, blue alnico speakers. 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. Also upgraded from tweed was the Princeton which acquired its brown tolex in 1962 along with a completely redesigned, more powerful twin-6v6 circuit and a larger speaker array: 1x10". On the other hand the Eden has a punch the Bassman can't come close to, even with the solid state rectifier. Please visit my Tube Amplifier Forum Here's the place you can go to ask tube amplifier questions. The Fender Bassman amp was paramount to the success of many in early rock and roll. It says "'59 Bassman" (I've been reading further) Looks like transformer code is 22nd week of 1998. The reissue Bassman is actually closer to what Bass players needed back in 1954. Material used & design specs. This Bassman amp has it going on. Since impedance varies as the square of the number of turns, the primary impedance for a power tube screen is 18. This code can be found on the power transformer, output transformer, choke, and reverb transformer. 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. were kept as close as possible to the original part to preserve the stock. A small 6-Volt transformer was added to supply power for the switching relay circuit. The Fender Bassman amp was paramount to the success of many in early rock and roll. I am often asked how upgrading an amplifier's transformers will improve tone. 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. The tube chart is an AB165, but as we know that doesn't show definitive proof. 4ohm fenders are very tolerant of a 100% upwards impedence mismatch to 8ohms, but you will most definitely feel a loss of power and punch when you do that. All Mojotone transformers are made in the USA. Bassman,(general replacement/ upgrade), Hot Rod DeVille, Blues DeVille, 93 Concert / Super, Output Transformer. What is more important to the designer is the input sensitivity at the input to the phase inverter, which takes into account negative feedback from the 4-ohm output transformer tap. The FRENZEL "Mini Bassman" was "INSPIRED" by one of the greatest Bass - Guitar amps ever builtthe Fender 5F6A Bassman. But there's 3 secondary taps and I didn't have a datasheet for this ancient transformer. 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. Demo to assist you with testing/troubleshooting output transformers. 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. The 12AY7 in V1 and NOS 6L6's are the most important tonally. 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. A great multinational 100/120/220/240V power transformer! Paper layer wound like vintage era originals!. 8,16 ohm depending on speaker or if you want to play it with a cab also. 7 ohm output transformer, ClassicTone power transformer, GZ34 rectifier, 2-5881's, 1-12AY7 and 2-12AX7’s. With customers like Santana, Eric Clapton, Jimmie Vaughan, Gary Moore, John Fogerty, Keith Richards, Paul Leary (Butthole Surfers), Billy Gibbons, and Larry (down the block); our clientele includes anyone that demands the best. Browse products from the Transformers & Chokes category - listing products sorted by popular, showing only products where Replacement Type value is Replacements for Fender, showing only products where Type value is Output, page 1. Thus, and picked up a silverface bassman is dated to see when your instrument or just got lucky at a fender transformers, clarke. Re: Brownfaced Bassman. It has the original chassis, choke, and power transformer. It is in perfect condition, never gigged. If the transformer is a power transformer, watch out for connections to filament windings or solidstate rectifiers. Fender Power Transformer, 0036483000. I tried looking these part numbers up on google but can't find anything. 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 and tone…. Fender Style Amplifiers- 40W / 50W. can be restored for pennies and will outlast your childrens children. But I am also looki. SCHEMATICS AND LAYOUT DIAGRAMS Here are hundreds of original Fender schematics and layout diagrams, available for free viewing and download. They have all been completely redrawn from what's available on the web. With the rebuild of my 1976 Marshall 2203 now complete, I can truly say it sounds better than I ever remembered it previously did. By providing a master volume. Features Designed for drop in replacement of original units. 59 Bassman: 63 Reverb Unit 63 Vibroverb: 65 Twin Reverb 65 Deluxe Reverb 65 Super Reverb. More Images. On the various schematics that Ive seen floating around on the 6G6-A and the 6G6-B circuits for early 60s blond Bassman amps, the power transformer is supposed to be a 125P7A but mine is a 125P7B. Attached is the revised schematic. classictone Fender Bassman, Super Reverb, Hot Rod DeVille Style 50W / 60W Output Transformer 2/4/8 Ohm ClassicTone 40-18000 40-18000 $84. Came out nice. Wiring Diagram. The 5F6-A originally shared the power load between two 5881 tubes, but new-production versions of the 6L6, which have nearly. In amps with two wire cords, defects of the "ground reverse" switch and/or capacitor can cause hum. 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. There will be saturation and sag.

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