Fender Bassman 5f6a Tone Stack

The words Fender. But this V-4B Ampeg kicks the rest for overall tone quality. I've tried changing the coupling caps, of course. Powerful, innovative and versatile for stage and studio alike, the Bassman 100T is a professional-level 100-watt tube head with enormous Fender bass sound and sparkling vintage Fender looks. If you own any of the original above amps, look at your Vol Pots and you will see they are Linear Taper. The Overdrive balanced tone that sits fat in your live or studio mix. I use a Fender Reverb Unit, so I have that end of things covered. 02 cap in the "middle" (actually the bass cap) is usually a. and bias knob, and a tone stack bypass switch. these amp versions do not have a rectifier tube and are made around 1975-1980. The tight response of its 10" speaker combined with the warmth of a 12AX7-driven tube preamp and passive tone stack result in big bass tone coming from a small package. My First DIY Guitar Amp, a Fender Bassman 5F6A. The new custom channel is based on a modified Bassman tone stack for big, fat tone. 5F6A Amp Kit Item Code: 5f6a_c_kt We provide a layout and a schematic (on the Technical Details tab), but we do not include step by step assembly. Can I Get A Good Tube Amp Bass Rig For Under $150? much-loved 1958 Fender Bassman 5F6A design. The tube front end of the amp is based on that coveted. Fender Bassman TV Twelve 150-Watt 1x12" Bass Amp 2248200000 Fenderâ s new Bassman® TVâ ¢ series carries the DNA of the original â 50s-era Bassman amplifiers, delivering world-class sound in a package designed to handle the demands of low bass frequencies. How Fender's invention of the Precision Bass led to one of its greatest amps. Fender 5E3 Tweed Deluxe / 5E5 Tweed Pro Hybrid Amp - resistor question 5F6-A Bassman. Fender introduced the model 5D6 "DK" in November 1954 followed by the 5E6 Bassman Amp during early 1955. The latter was short-lived, swapped in '58 for a more-common GZ34 tube rectifier. In July 1957, Fender introduced the model 5F6 Bassman. Quite unique tone. Marshall's JMP50 Model 1987 "plexi," for example, increases the treble bypass value to 500pF and reduces the 56kΩ series resistor to 33kΩ. This kit converts the Normal channel of a blackface or silverface amp into the classic Bass Instrument channel from Bassman amps. But that´s ok, the reissue amp is a fantastic. The power amp included a "long. I was playing with the Tone Stack Cut switch and I was surprised I got a significant signal boost when the tone stack is cut even with all 3 tone controls on max. You've heard it on hundreds of recordings. Skip to main content. The tone stacks are voiced differently with the Fender having more highs and lows. Fender Bassman TV Twelve 150-Watt 1x12" Bass Amp 2248200000 Fenderâ s new Bassman® TVâ ¢ series carries the DNA of the original â 50s-era Bassman amplifiers, delivering world-class sound in a package designed to handle the demands of low bass frequencies. From what I hear, in the 50's and 60's, the Fender Bassman was allowed to carry signals from guitar and bass. Two channels for regular tone or overdrive tone. I got the idea from a 5F6A clone I saw at a local dealer that specializes in vintage amps. Ik was niet 100% tevreden met de Fender Bassman 5F6A die ik kerst 2012 bouwde. A speaker cabinets role in the tone equation is essential;. Fender Bassman 100T Bassforsterker topp med rør Powerful, innovative and versatile for stage and studio alike, the Bassman 100T is a professional-level 100-watt tube head with enormous Fender bass sound and sparkling vintage Fender looks. I was playing with the Tone Stack Cut switch and I was surprised I got a significant signal boost when the tone stack is cut even with all 3 tone controls on max. 1960 Fender Bassman, Tweed, Model 5F6A, Fully Serviced & professionally recovered, 4 x 10 tube combo, Original transformers, Original Grill cloth, Sounds amazing & looks great! Ready to enjoy, $6,995. The Fender 5F6-A Bassman Tone Stack Duncan Tone Stack Calculator Graph of 5F6-A Tone Stack Fender used the mid scoop to compensate for typical guitar pickups which over emphasize mid frequencies. Irony is that Leo used the RCA tube book as the bible for his circuits. 5F6A Amp Kit Item Code: 5f6a_c_kt We provide a layout and a schematic (on the Technical Details tab), but we do not include step by step assembly. The 5F6A Bassman's TMB tone stack mounted on the pots. The next example will demonstrate this quite nicely. I'd heard good things about the Fender Bassman line and found the 5B6 model over at the Fender Amp Field Guide. The part of an amp’s circuit that governs the ranges of its tone controls is known as the tone stack. Maybe, due to Matchless use of Mills resistors in the circuit. From what I hear, in the 50's and 60's, the Fender Bassman was allowed to carry signals from guitar and bass. Anything above 5's on the treble and bass are going to yield a mid-cut. Page 6 The Vintage channel offers a classic Fender passive tone stack. Amplifier models list. BF is tighter with scooped mids and the OD is more harsh. Original Heavy Metal 1957 Fender Bassman with the new and improved spinning tone The secret to your tone is now out, now EVERYONE will want that mod in their amp. The FRENZEL "Mini Bassman" was "INSPIRED" by one of the greatest Bass - Guitar amps ever builtthe Fender 5F6A Bassman. I also have a Fender reissue and a Victoria 45410. a) Brown Fender - separate node on power rail for V1 with much lower voltage (season to taste), tapped treble pot with. I use a lot of vintage gear; I feel that there is just more character in each amp, and nothing beats the simplicity and true tube tones. I really like this mod and it's perfect for players who prefer to use outboard equalizer control. 022 caps are those Russian PIO caps that are flooding the market. In this case they mean that the Fender tone stack is typical of one driven from the anode of the previous stage (not the cathode as in a Marshall). The Bassman combines Fender's world-standard "blackface" tube preamp with a lightweight Class D power amp. The amp has a huge bottom end and a slightly edgy Fender 6L6 push-pull (class AB) cranked tone. position as used in the original Bassman. I’m not sure how closely the circuit emulates an original JTM45 since the JTM1 only has 2 12AX7 tubes. Fender's Bassman Pro cabinets deliver power, articulation and classy looks. The coke bottle tube Fender tweeds have a unique tone, that is a big part of a lot of famous recordings. Fender Bassman 100T HD Bass-Top innovative and versatile for stage and studio alike, the Bassman 100T is a professional-level 100-watt tube head with enormous. Shop by category. 5F6A Amp Kit Item Code: 5f6a_c_kt We provide a layout and a schematic (on the Technical Details tab), but we do not include step by step assembly. Tube preamp (two 12AX7s) and power amp (one 12AT7 and four 6L6s) Vintage channel that delivers the full, warm sound of a classic Fender passive tone stack. (My temporary fix. This model also had four Jensen P10R speakers, but the power supply was redesigned around a single 83 mercury vapor rectifier tube, and a new preamp circuit was introduced that included a three knob tone stack, with separate controls for Treble, Mid and Bass. Used Fender '59 Bassman 5F6A Reissue with Hoffman point to point wiring upgrade, serial number AA05845. If you call a RI your own, it is best to rebuild it with the old circuit of a 5F6A. Six 6L6 tubes has tons of headroom and stays clean all the time (the same tone as a Bassman amp Normal channel offers at volumes 2-5). The sound out of the amp is beautiful for clean tones, it sounds so rich and clear. ,they sound OK I like Fender better. Below is the complete schematic. Two inputs for active or passive. Hang on to your LTD. Maybe your hitting a resonant frequency that effects the cab. In 1991 Fender saw fit to reissue the Bassman as the Fender Vintage Reissue '59 Bassman LTD. Ik was niet 100% tevreden met de Fender Bassman 5F6A die ik kerst 2012 bouwde. I don't notice a loss of power ( maybe 65 watts vs. While the Bassman was designed for amplifying a bass guitar, most players today use them for guitar, since these amps are able to get a nice overdriven tone at a somewhat useable volume. A 1967 Fender Vibrolux I've had for a while. Classic Fender chime! Great condition (one small dent on faceplate) includes cover and foot switch. BF is tighter with scooped mids and the OD is more harsh. The Fender'68 Custom Deluxe Reverb combo amp also lets you use the classic all-tube spring reverb and tremolo circuit on both channels. I doubt the shop would open up the back of the amp to let me take a look. A good example of an amp well played with some of the normal battle scars one would expect. 5F6A Amp Kit Item Code: 5f6a_c_kt We provide a layout and a schematic (on the Technical Details tab), but we do not include step by step assembly. These modifications reduce midrange scoop for less insertion loss. Derringers Music is delighted to offer you the Fender Bassman 500 Head Black and Silver Bass Amplifier (FEND_2249603000) which we know will be a great addition to your music. Now truth is, that even with all control on 10, it still takes away a lot signal - mainly in the mids. Not all distributors or resellers are alike! Many offer various other brands besides ClassicTone. my inputs squealed at first. This is, in our opinion, perhaps the most important … Continue reading "American Classics 5F6-A Bassman". Guess it depends out what product you are after. What seems to make the biggest difference is vintage Jensen P10r Speakers reconed and tenderized. 4 22uF/560V (Main & Decoupling Filters) 1 Ruby Gold 10uF/450V (Decoupling Filter, replaces 8uF/450V) 2 Axial 8uF/150V (Bias Filters). Fender Bassman TV Duo Ten 350W 2×10 Bass Combo Amp Features:. Beyond the improvements themselves, the The Fender 59 Bassman LTD shares the same four-input, two-channel design with independent controls for volume on each channel in addition to Presence, Bass, Middle, and Treble controls that go to 12. It was recorded using this amp. Powerful, innovative and versatile for stage. But that´s ok, the reissue amp is a fantastic. 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. a vintage channel that delivers the full, warm sound of classic fender amps with. Final video of the Fender 5F6A Bassman build. This is the narrow panel version which was produced from 1954 -1960. The Bassman TV series includes four models: the 150-watt 1x10 Ten and 1x12 Twelve, and the 350-watt 1x15 Fifteen and 2x10 Duo Ten. This circuit is mostly the original 5F6A '59 Tweed Bassman. I don't have the original cabinet with the tube chart so I don't know if this was listed as a 5E6-A, but it has some elements of both the 5E6-A and the 5F6 so I am calling it a transitional model. eBay Logo: Shop by category. Depends on player also the PCB ri Marshall is a little different from the PTP old one. The rest will for the most part be picofarads (pF). In Stock And Ready To Ship!. The yellow wire going across the board now is the one from the junction of the cathode of the second half of the first preamp tube and the 100K resistor that goes to ground. The Alembic has a mids control for each channel, like a Twin or Dual Showman and unlike the silverface Bassman 50, but that is all to the good, and does not change the topography of the preamp at all--on its TB amps, Fender just subbed fixed resistors for the mid pot. I know some of you would like to hear a full stack, but the supplier only had the 6 x 10" speaker cabinet available. tone stack is a passive, linear component, it is a straightforward starting point. Two inputs for active or passive. electronic. Now truth is, that even with all control on 10, it still takes away a lot signal - mainly in the mids. I've tried changing the coupling caps, of course. This is the legendary 100-watt all-tube head that has appeared onstage and in the studio for decades now -- always delivering an incredible and versatile tone with a slick vintage look. Genuine Fender 500K Solid Shaft S-1 Switch. That way, you get the best of both worlds—classic Fender bass look and sound and easy compatibility with modern recording and PA systems. The Bassman 50 I had was loud enough if you weren't playing hard rock or a huge room. AB165 to AA864 Conversion: This is the Bassman version of the 'blackface mod'! The AB165 Bassman has it's own wacky phase inverter, bias circuit and output section. These include famous vintage tube amplifiers as the '65 Fender® Super Reverb®, the infamous '59 Fender® 5F6A Bassman with its cathode-follower tone stack circuit, the Tremolux, Fender's® first amp with an on-board effect, the 5E3 Tweed Deluxe®, and almost any other model produced between 1950 and 1965. The 1959 Fender Bassman is consider the "hall of fame" amplifier that became famous for guitar players. Bringing A Blackface Bassman In From The Cold. A lot of Fenders don't sound so good if you get aggressive with their distortion, but work great with pedals. Josh all blackface CBS heads have the same circuit AB763. >I picked up a mid-’66 Bassman last weekend; it’s an AB165 circuit and sounds >really great as it is (stock). 29 results for fender bassman amp Save fender bassman amp to get e-mail alerts and updates on your eBay Feed. Six 6L6 tubes has tons of headroom and stays clean all the time (the same tone as a Bassman amp Normal channel offers at volumes 2-5). Fender Bassman 500 Head - The Bassman 500 combines Fender’s world-standard BlackfaceTM tube preamp with a lightweight 500 watt Class D power amp. Ken Fischer and Gerald Weber talk about the tone stack on the Bassman, and how it deviates from the schematic in practice. about 85 with 6L6's) and the tone seems "bigger". 5F6A Amp Kit Item Code: 5f6a_c_kt We provide a layout and a schematic (on the Technical Details tab), but we do not include step by step assembly. The Fender has been re-issuing the 5F8A 4X 10 Tweed Bassman for quite some time now and it's one of Fender better amps but it does not sound that much like a original Bassman. In Stock And Ready To Ship!. Here the schematic diagram of Fender Bassman 5F6-A tube amplifier. The extra voltage drop of the 5U4G will lower all the amp’s voltages, soften the tone and make the amp a little ‘browner. Fender Bassman Reissue Mods for the Fender Blues Jr. Back about a year ago a bunch of us were discussing the changing of the value of the 100k slope resistor in a Fender Twin tone stack to 56k. Anyone try this amp for guitar? I used two original BF Bassman's for nine years. Two inputs for active or passive. Its dual-channel design uses modern technology to maximize classic technology, with classic Fender ’60s “blackface” styling and a wealth of innovative features on the front and rear panels. No sound the most of the time, and when there was sound it was heavily distorted. a) Brown Fender - separate node on power rail for V1 with much lower voltage (season to taste), tapped treble pot with. You've heard it on hundreds of recordings. Welcome to the Gearslutz Pro. (1959 Tweed Bassman and the LTD re-issue) The Tweed Bassman, or 5F6A circuit, is one of the most lauded circuit designs in guitar amplifier history. The book begins with the 5F6A's relatively simple triode preamps (bypassed cathode resistor, unbypassed cathode resistor, and cathode follower) and then progresses through the mathematically challenging tone stack, long-tailed-pair phase splitter, and push-pull power amp. I know some of you would like to hear a full stack, but the supplier only had the 6 x 10" speaker cabinet available. Build of a Fender 6G6 Blond Bassman. Het was de eerste amp die ik bouwde, en ja, je moet het leren. Marshall Hand-wired Reissue 18 Watt Combo and 20 Watt Head/Cabinet. The Fender Bassman model 5F6-A was released in 1958 and has become one of the most revered guitar amplifiers of all time. Roy)and he also put a working. The mid controls more of the overall contour of the entire tone stack. White hot tone and style with a 100W tube head and 4x10" cab sure to impress both eyes and ears. 1957 Fender Bassman chassis. Chassis and fiberboards are from Marsh Amps. stack of piggybacks Fender Bassman (Bassmen?) and Showman (Showmen?) heads. There are lots of things it could be doing… a second input, a line input, another gain stage…. 1 month ago. Mods for the Fender Blues Jr. How Fender's invention of the Precision Bass led to one of its greatest amps. They sound great, I like them more than 6L6's. *FREE* shipping on qualifying offers. The bass channel adds a gain stage and a different sort of tone stack which is similar to what Fender did with the 6G6, 6G6-A, and 6G6-B versions of the bassman head. The words Fender. A component of the iconic Fender Bassman guitar amplifier, the tone stack circuit, filters the sound of the electric guitar in a unique and complex way. 5F6A Amp Kit Item Code: 5f6a_c_kt We provide a layout and a schematic (on the Technical Details tab), but we do not include step by step assembly. This kit converts the Normal channel of a blackface or silverface amp into the classic Bass Instrument channel from Bassman amps. " How close is this tone, subjectively, to an actual Fender Bassman amp? I surmise that the original Bassman amps rely on the 4 10" speakers for more than a bit of their lovely tones. The blond bassman was made famous by Brian Setzer whose model of choice is the solid state rectified 6G6B circuit. This build is the earlier tube rectified 6G6 circuit. Build the World-Famous Tweed Bassman 5F6 Guitar Amplifier. In great condition. Time stamp : 34:06 / 34:07. Twin 2x12 with Jensen C12Rs. Fender Bassman Schematic 59 This is a vintage tone retube kit for the Fender '59 Bassman Reissue tube amp. The Fender Bassman model 5F6-A was released in 1958 and has become one of the most revered guitar amplifiers of all time. Most anything SRV for BF tone. The Bassman 100T's features include a tube preamp (two 12AX7s) and power amp (one 12AT7 and four 6L6s) with a vintage channel that delivers the full, warm sound of a classic Fender passive tone stack and overdrive channel that delivers the aggressive and responsive sound of a modern active tone stack. " Almost anything any of the other Fender amps can do ('cept tremelo) it can do better. Ik miste de master volume, de 4 ingangen waren te veel (de meeste mensen koppelen het normal en bright channel extern door met een kabeltje) en vooral: er zat een flinke brom in omdat ik de aarding niet goed had aangelegd. 3 Tone Stack The tone stack is a passive filter network which allows a guitarist to control the frequency response of the amplifier [1]. But, the tone stack and a lack of interstage negative feedback are like the 5F6. Circuit Analysis of a Legendary Tube Amplifier: The Fender Bassman 5F6-A, Third Edition [Richard Kuehnel] on Amazon. Back about a year ago a bunch of us were discussing the changing of the value of the 100k slope resistor in a Fender Twin tone stack to 56k. There are many suggestions to be found about modding the tone-stack, most seem to concern the mids - both cap and resistor, and also the mid boost. The tube front end of the amp is based on that coveted circuit from the 1960s, but with some decidedly modern features built in. com Shop Play Tune Tone. They all feature XLR LINE OUT jacks, rear ports, and the classic passive Fender tone stack—an interactive circuit where “flat” is best approximated with BASS and TREBLE set around 2, and MIDDLE around 10. I miss my Bassman. Ik miste de master volume, de 4 ingangen waren te veel (de meeste mensen koppelen het normal en bright channel extern door met een kabeltje) en vooral: er zat een flinke brom in omdat ik de aarding niet goed had aangelegd. As you can see Jack is using a pair of 1485 silvertone amps and a fender twin reverb. Fender's 3-knob tone stack architecture is perhaps the most copied electronic circuit in music electronics. Amplifier models list. Fender offers many different solutions equipped with Eminence neodymium speakers: 1 x 15" (Bassman 115 Neo), 4 x 10" (Bassman 410 Neo), 6 x 10" (Bassman 610 Neo), and 8 x 10" (Bassman 810 Neo). Every formula for every tube is derived in all its gory detail. Fender introduced the model 5D6 "DK" in November 1954 followed by the 5E6 Bassman Amp during early 1955. My First DIY Guitar Amp, a Fender Bassman 5F6A. Here's an in-depth analysis of it. Josh all blackface CBS heads have the same circuit AB763. The original used 3, 2 for the preamp and one for the phase inverter. Powerful, innovative and versatile for stage and studio alike, the Bassman 100T is a professional-level 100-watt tube head with enormous Fender bass sound and sparkling vintage Fender looks. The vintage channel is a classic Fender cut-only tone stack, while the overdrive channel has the modern "active" cut-or-boost EQ with a mid freq selector and level. I'm using lighter amp to save my 62 year old back! This is a recent model with the Bassman Tone Stack and reverb/tremolo on both channels Price: $700; Read more Reissue Deluxe Fender Reverb Sponsored Link. If you’re looking for a reliable and vintage sounding bass amp head for your bass rig then the Fender Bassman 500 could be the amp for you. Powerful, innovative and versatile for stage and studio alike, the Bassman 100T is a professional-level 100-watt tube head with enormous Fender bass sound and sparkling vintage Fender looks. Amplifier Repair Serving Minneapolis, St. The Bassman 5F6-A preamp contains two voltage amplifiers, one for the bright inputs and one for the Fender Bassman 5F6-A schematic of first two stages. In fact, the Bassman feeds both preamps to the same tone stack, and each preamp channel is really simple - consisting of only one triode gain stage and a volume control. Back about a year ago a bunch of us were discussing the changing of the value of the 100k slope resistor in a Fender Twin tone stack to 56k. The yellow wire going across the board now is the one from the junction of the cathode of the second half of the first preamp tube and the 100K resistor that goes to ground. I've heard two Reissue Bassman with the speaker and tube changes (not NOS) and they sound fantastic. This is the narrow panel version which was produced from 1954 -1960. Maybe, due to Matchless use of Mills resistors in the circuit. The original used 3, 2 for the preamp and one for the phase inverter. Skip to main content. 5F6A Amp Kit Item Code: 5f6a_c_kt We provide a layout and a schematic (on the Technical Details tab), but we do not include step by step assembly. can't rember the whole deal, speaker etc. Two channels for regular tone or overdrive tone. The 5F6A is the greatest amp of all time! This is my 5th Weber build and it is hands-down my absolute favorite. 50+ videos Play all Mix - 5F6A (Fender Bassman) DIY Amp Build. The diagram and the article describe the so-called FMV tone stack; the design used by Fender, Marshall, and Vox, and the hundreds who followed in their footsteps. The model designation of 5F6A was introduced in 1958 and offers a new presence control circuit and a GZ34 rectifier tube while retaining the 3 knob tone stack and "long tail" phase inverter which noticeably increases headroom. The tube front end of the amp is based on that coveted. Fender never made the changes to any schematic. position as used in the original Bassman. These vintage fender guitar are amazing. I don't have the original cabinet with the tube chart so I don't know if this was listed as a 5E6-A, but it has some elements of both the 5E6-A and the 5F6 so I am calling it a transitional model. Created Date: 1/21/2002 4:11:03 PM. eBay Logo: Shop by category. There was a clone there (I forget which one, but it was a well known name. My First DIY Guitar Amp, a Fender Bassman 5F6A. All the YouTube demos I've seen of a '60s Bassman only show the amp being used for guitar. A 1967 Fender Vibrolux I've had for a while. The Bassman 5F6-A preamp contains two voltage amplifiers, one for the bright inputs and one for the Fender Bassman 5F6-A schematic of first two stages. The latter was short-lived, swapped in '58 for a more-common GZ34 tube rectifier. Great tone with no fuss The Bassman TV Ten offers the ultimate in great tone and simplicity. my inputs squealed at first. The Fender Bassman 100T: Don't Mess with a Classic! The Fender Bassman 100T's reputation precedes itself. I use Heyboer transformers built true to the original specs with paper bobbins and interleave windings. Hoffman Amplifiers Fender Eyelet Board Order Page Watch this Shopping cart tips video Hand wired point to point eyelet boards You have a choice of FR4/G10 Glass epoxy board material in two colors. A twin may be different than a Bassman 100 though. Sporting vintage Fender mid-'60s visuals and professional all-tube technology, the Bassman 100T head serves up 100 watts, along with modern features such as Fender's automatic bias, an XLR out, and two channels: vintage (classic Fender warmth) and overdrive (the responsive, aggressive sound of a modern active tone stack). From what I hear, in the 50's and 60's, the Fender Bassman was allowed to carry signals from guitar and bass. Maybe, due to Matchless use of Mills resistors in the circuit. A twin may be different than a Bassman 100 though. 1964 Fender Bandmaster Schematic Notable not only as one of the first high-powered amplifiers, Fender's tweed Twin of 1958 is Despite being derived virtually point-by-point from Fender's 5F6-A Bassman schematic, British. The blond bassman was made famous by Brian Setzer whose model of choice is the solid state rectified 6G6B circuit. The Fender Field Guide should have a section The 5F6 Bassman has a. about 85 with 6L6's) and the tone seems "bigger". 022 caps are those Russian PIO caps that are flooding the market. It has much more of an organic sound, very rich and full even when clean. There is some slight measurable DC on the tone stack, but not much. Fender's 3-knob tone stack architecture is perhaps the most copied electronic circuit in music electronics. Fender - Bassman 5f6a -Schematic Thumbnail. The '68 Custom Deluxe Reverb also has modified all-tube circuitry, vintage channel for traditional silverface tone, custom channel with Bassman® tone stack, and reduced negative feedback for greater touch sensitivity and quicker gain onset. As with all FIREBELLY amplifiers, the '59 Bassman is hand built using a vintage fiber tag board with each component hand soldered one component at a time. A 1967 Fender Vibrolux I've had for a while. " How close is this tone, subjectively, to an actual Fender Bassman amp? I surmise that the original Bassman amps rely on the 4 10" speakers for more than a bit of their lovely tones. The AB165 looks like nothing Fender ever did before, and indeed is a prelude to some of the idiocy that occurred in the later silverface era (tonewise of course). You can use the pilot light or tie it into any one of the tube's heater terminals. The earliest JTM45's, i. 4) The presence control circuit is DC coupled in the original Bassman and AC coupled in the reissue. There are lots of things it could be doing… a second input, a line input, another gain stage…. 21 results for fender bassman tweed Save fender bassman tweed to get e-mail alerts and updates on your eBay Feed. Hm, the typical Fender tone stack as used in the 59 Bassman as well as in all the later amps, is definitely subtractive. One of the most powerful and versatile bass amps Fender has ever created, the Super Bassman is a stadium-level 300-watt tube head designed for the biggest shows and the largest stages, with enormous Fender bass sound and sparkling vintage Fender looks. I know some of you would like to hear a full stack, but the supplier only had the 6 x 10" speaker cabinet available. Below is the complete schematic. I got the idea from a 5F6A clone I saw at a local dealer that specializes in vintage amps. The 5E6-A Bassman model was introduced later that year and included some evolutionary improvements. Parts values vary. Tremolux 35watts Bandmaster 40watts Bassman 50watts Showman 85watts. The sixth prototype produced, in Jim's words, the "Marshall Sound", although at this time the only involvement Jim had was to sell the amps on a commission basis in his shop. Typical Fender tone stack (Treb/Mid/Bass) as well as a 6-band EQ (the Presence control is actually part of the EQ circuit, not a power amp feedback control). Here's an excerpt showing the 5F6A tone stack. a) Brown Fender - separate node on power rail for V1 with much lower voltage (season to taste), tapped treble pot with. All original except for 4 resistors, 2 electrolytic caps, 2 6L6GC power tubes. Fender – Bassman 5f6a -Schematic Thumbnail. Notably, only the Bassman and Twin of 1958-'60 were given the long-tailed-pair PI. The Bassman tone is pretty well known. This can be done by changing the following: Change R13 to 56K Change C6 to 220pf - Grit Control Bypass Cap - Add capacitor bypass around the grit control to add highs. This pack contains classic American clean tones to grunt classic rock tones captured with both the bright switch on and off. The earliest JTM45's, i. The coke bottle tube Fender tweeds have a unique tone, that is a big part of a lot of famous recordings. One of the things I wanted was to convert the normal channel into a gainier tone a la Marshall brown sound and be able to jump it with the verb/vibrato channel so I can blend the two. the bassman 500 head combines fenders world-standard blackface tube preamp with a lightweight 500 watt class d power amp. The vintage channel delivers the classic Deluxe Reverb goodness you know and love. I'm also finding I use the preamp boost (switchable V2A bypass cap) switch a lot. It shows all the gain and loss in the stages of the circuit used in most Fender amps. Fender Bassman 5F6-A Circuit Analysis. However, I’m still interested in mods for it to >get a bit more gain at lower volumes without sacrificing the clean tone. The vintage channel is a classic Fender cut-only tone stack, while the overdrive channel has the modern "active" cut-or-boost EQ with a mid freq selector and level. Genuine Fender 500K Solid Shaft S-1 Switch. The TV DuoTen has one indispensable modern luxury—an XLR output that lets you send a direct signal to recording or live performance gear. Prowess Amplifiers - Fender - Schematics - Bassman 5f6a - Schematic. ” AmpliTube Fender app was developed with tone testing from the tone gurus at Fender. The midrange is the most "dynamic" of the three controls in my application. This circuit is mostly the original 5F6A '59 Tweed Bassman. Used Fender '59 Bassman 5F6A Reissue with Hoffman point to point wiring upgrade, serial number AA05845. 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. If you’re looking for a reliable and vintage sounding bass amp head for your bass rig then the Fender Bassman 500 could be the amp for you. ) that used the ground switch location as a bypass for the 5F6A tone stack. This is part of theAA2 great Bassman PRO series from Fender. fender aa864 aa165 are ridiculous good tone, most organic tone ive ever heard on any amp, great blues amps/clean tones, fairly loud too. "Tone up" and modify your favorite guitar or bass with an S-1 Switch from Fender. I own a ’68 Bassman (AB165) which I like to use as a project amp so I am speaking directly from experience. The four 10” special Eminence speakers give it a lot of chest-pounding punch—the same visceral energy shared by the legendary Fender Bassman and Super Reverb amps. The Fender tone stack is very scooped. Its dual-channel design uses modern technology to maximize classic technology, with classic Fender ’60s “blackface” styling and a wealth of innovative features on the front and rear panels. Tremolux 35watts Bandmaster 40watts Bassman 50watts Showman 85watts. The Bassman 100T's features include a tube preamp (two 12AX7s) and power amp (one 12AT7 and four 6L6s) with a vintage channel that delivers the full, warm sound of a classic Fender passive tone stack and overdrive channel that delivers the aggressive and responsive sound of a modern active tone stack. The sixth prototype produced, in Jim's words, the "Marshall Sound", although at this time the only involvement Jim had was to sell the amps on a commission basis in his shop. stack of piggybacks Fender Bassman (Bassmen?) and Showman (Showmen?) heads. The new"Custom" channel is based on a modified Bassman ® tone stack for big. I own a pre CBS 1962 brownface Bandmaster and man oh man it has tone tone tone my favorite amp overall yeah I thought it was the Showman that would be a main and favorite amp for me but WRONG! my 62 bandy has clean clean tone and head room it is loud at 4 on the. The Fender Bassman line seemed to find more love amongst 6-string guitarists than its intended users. From what I hear, in the 50's and 60's, the Fender Bassman was allowed to carry signals from guitar and bass. The tube front end of the amp is based on that coveted. This model also had four Jensen P10R speakers, but the power supply was redesigned around a single 83 mercury vapor rectifier tube, and a new preamp circuit was introduced that included a three knob tone stack, with separate controls for Treble, Mid and Bass. Blackface 1967 Fender Bassman stack For sale is a very nice Fender stack! You are looking at an early 1967"Bassman Amp" with matching oversize 2-12 vertical/horizontal cabinet. I wanted a nice clean amp to play rockabilly tunes on. the bassman 500 head combines fenders world-standard blackface tube preamp with a lightweight 500 watt class d power amp. 15dB boost or cut is a lot tone sculpting ability that you just don't have in a passive tone stack. I've never heard it but it's a bit simpler than the more popular 5F6-A model and (I think) lower power. The part of an amp’s circuit that governs the ranges of its tone controls is known as the tone stack. The Bassman amps have more mids than the AB763-amps, and particularly without the reverb effect (the reverbs thins the tone) the Bassman experience is a fuller, direct and less camouflaged tone. 4*10 Stack to set a Fender Blues Deville on Top. The Bassman 100T's features include a tube preamp (two 12AX7s) and power amp (one 12AT7 and four 6L6s) with a vintage channel that delivers the full, warm sound of a classic Fender passive tone stack and overdrive channel that delivers the aggressive and responsive sound of a modern active tone stack. Vintage Guitar is marking 25 years of publication with a year full of features. This is a point-to-point layout for mounting the 5F6A tone stack components directly to the Treble Middle and Bass (TMB) pots. This is the legendary 100-watt all-tube head that has appeared onstage and in the studio for decades now -- always delivering an incredible and versatile tone with a slick vintage look. A two or three terminal Terminal Strip can be used to secure the 56k Slope resistor. I own a pre CBS 1962 brownface Bandmaster and man oh man it has tone tone tone my favorite amp overall yeah I thought it was the Showman that would be a main and favorite amp for me but WRONG! my 62 bandy has clean clean tone and head room it is loud at 4 on the. Normal (Type F) Bright (Type M) inputs with separate preamps and Gain controls for the unique smooth Fender Bassman warm tones or the Marshall Plexi great high mid-tonesor you can use an AB-Y switch and create your own distinct tones. (Please ignore that the chart says Marshall). The Bassman TV series includes four models: the 150-watt 1x10 Ten and 1x12 Twelve, and the 350-watt 1x15 Fifteen and 2x10 Duo Ten. Fender Bassman Reissue Mods for the Fender Blues Jr. The Fender Super Bassman Tube Bass Amplifier Head is designed to fill any venue and stage with thunderous all-tube Fender bass tone! With 300-watts of all-tube power provided by six 6550 tubes, one 12AX7 and one 12AT7 in the power section, the Super Bassman is without a doubt one of the most powerful and versatile bass amps Fender has ever created. The Bassman 5F6-A preamp contains two voltage amplifiers, one for the bright inputs and one for the Fender Bassman 5F6-A schematic of first two stages. Attempting to reform the main filters using a variac for 72 hours. A twin may be different than a Bassman 100 though. The market for digital modeling guitar amplifiers requires that the digital models behave like the physical prototypes. Tweed 5F6a - arguably one of the first "modern" guitar amps, the one Jim Marshall copied for the Marshall circuit and the one Fender reissues. Final video of the Fender 5F6A Bassman build. Ken Fischer and Gerald Weber talk about the tone stack on the Bassman, and how it deviates from the schematic in practice. It is brighter and harsher sounding and the overdrive is not the same. FENDER 59 BASSMAN LTD - 4X10 ALL-TUBE GUITAR AMP COMBO …of plugging into this amp, and today’s ‘59 Bassman® LTD delivers wide stage coverage, touch-sensitive dynamics and full-frequency tone that make it perfect for building great sound with any guitar and effect. One of the most powerful and versatile bass amps Fender has ever created, the Super Bassman is a stadium-level 300-watt tube head designed for the biggest shows and the largest stages, with enormous Fender bass sound and sparkling vintage Fender looks. Fender Bassman 100T Bassforsterker topp med rør Powerful, innovative and versatile for stage and studio alike, the Bassman 100T is a professional-level 100-watt tube head with enormous Fender bass sound and sparkling vintage Fender looks. Click to open in a new window. No sound the most of the time, and when there was sound it was heavily distorted. - Bassman Tone Stack Mod - Change dirt channel EQ to Fender 5F6A Bassman values.