59 bassman ri schematic software

They get some great marshall tone if you know how to work em. Just seems a bit low for being max bias on this thing. The circuit, cab, speakers, and face are closer to the original 5f6a. Fender bassman 5f6a amplifier project by edmund henke on. My silverface bassman heads end up getting wired to a tweed circuit. Pine cabinet, jensen p10r speakers, groove tube throughout etc.

Aug 12, 2014 prowess amplifiers offers resources for the guitar tube amplifier builder. The real deal is really loud, and loves to have the channels jumped. And my recollection has it about year 2000 when i bought it, probably earlier than that. The fender has been reissuing the 5f8a 4x 10 tweed bassman for quite some time now and its one of fender better amps but it does not sound that much like a original bassman.

Fender 59 bassman operating instructions manual pdf. Fender 59 bassman ltd 4x10 45watt tube combo amp sweetwater. The fender sounded much colder and sterile than the vicky. The bassbreaker 45 guitar combo amp gets its voice from a 59 bassman style preamp and 45 watts from an el34 power section. Fender 59 bassman ltd 45watt guitar amplifier features at a glance. Fender 59 bassman reissue fender stratocaster guitar forum. I have listed my 1961 fender concert for sale, and if it sells, will replace it with some sort of tweed sounding amp. Fenders bassbreaker series puts classic tones at your fingertips, preserving both past and future sounds with a few twists to offer up a wider palette. View and download fender 59 bassman operating instructions manual online. Biasing a fender 59 bassman ltd, 67ma reading max with pot. The real deal cosmetically, it looks just like the real deal with the exception that the tweed doesnt come laquered.

This is, in our opinion, perhaps the most important continue reading american classics 5f6a bassman. Recently a major amp builder in texas was inquiring about particular sections of the circuit because he looks at this. The other difference between the older bassman ri and the current bassman ltd is the pot for adjusting bias. This was succeeded in 2004 by the vintage reissue series 59 bassman ltd, which. In the 1950s, the bassman was perfect for amplifying that new invention, the fender precision bass. Mod your bassman reissue for vintage tone singlecoil. This is my fender bassman 5f6a guitar amplifier project. Prowess amplifiers offers resources for the guitar tube amplifier builder. Get that classic fender bassman tone from this vintage reissue.

Heres the schematic and layout to locate the components. On the 59 bassman ltd recent reissue thats the max current i can get with 120v at the wall dialed in with variac with the bias pot all the way to the right. Unfortunatley my local dealers dont have one i can try. Fender guitar and bass amplifier owners manuals and. Even when unplugged the capacitors can still contain a substantial charge and must be discharged before attempting any work. My problem is i swapped them out with a matched set of tubes and blew one of the tubes. Fender vintage reissue 59 bassman vs peavey classic 50. Say a 2x10 with the same sort of 59 bassman circuit. But thats just me 59 reissue tweeds are great amps,in fact they are my amp of choice for rented festival backline.

Fender diagrams, schematics and service manuals download for free. The fender had a kind of shrill and ice picky highend when compared with the vicky. Amplifiers especially tube amps contain high voltages that can kill. Prowess amplifiers fender schematics bassman ab165. The fender 5f6a schematic shows 48v as the bias voltage for 5881 tubes. No schematic for the 5d6 circuit has ever been found, but ken fox and frank roy have. Nov 14, 2012 lately ive been thinking about getting a bassman 59 ri. I cant help but thinking im missing out on a bit extra something seeing as the pro jr is so cheap.

Does anyone know the value of the capselectrolytics. This article contains a list of all fender guitar amplifier owners manuals currently available. We have a huge schematics inventory, projects section and forum. E v e r y eff o r t has been made to replicate the original sound.

Eyelet boards are a bit hard to come by, so i designed my own. Fender guitar amplifier owners manuals current fender. In my country these amps are truly revered, but our fender importer have priced them way out. And changed the slope resistor from 100k to 56k and replaced. Fender tweed 59 bassman output transformer, 2 ohm, 45249. I bought the thing on ebay that was modified with yellow jackets in 6l6 slots. I dont expect anyone to mod their original 5f6a bassman but if you have a bassman reissue or home. There are hundreds of pages of tube amp information on my library page. After downloading, the file may take a moment to open in the browser. Fender 59 bassman reissue schematic the tube store.

Do you have the first ri 59 bassman or the newer laquered tweed ltd they do have some differences. Some people say the older eminence speakers sound better than the newer jensens. Lately ive been thinking about getting a bassman 59 ri. Bassman 100 sch service manual download, schematics. I want to swap those out again and put the 6l6s in again. E v e r y eff o r t has been made to replicate the original sound and circuit design of fenders 59 bassman. The straightforward fender 59 bassman outperforms most of the fancy amps on the market today. Service manuals, schematics, eproms for electrical technicians. Not too surprising then that fender reissued this model starting in 1990.

Red arrows show changes from the original 5f6a bassman schematic. How fenders invention of the precision bass led to one of its greatest amps. Also like the originals, this is a paper layer wound output transformer for that ultimate tone. The classic american amplifiers of the 50s and 60s inspired us to create the, errrrr, american classic series. Buy fender 59 bassman ltd 50watt 4x10inch tube bass combo amp. Schematics diagrams fender musical instruments corp. If you have a copy of an old fender guitar amplifier owners manual not shown in this archive, wed love to have a copy to post here. I am reasonably certain that i am running lower plate volts than stock as i switched over to the jj rectifier. This site helps you to save the earth from electronic waste. The easy thing would just be a used 59 bassman reissue. Fender 59 bassman operating instructions manual pdf download. The bassman ltd has a pine finger jointed cabinet and is far closer in specification to an original 59 bassman, although it still has a printed.

Im going for the srv, mayer, clean butteryglassy clean tone. It had an unfinished tweed, which ive shellaced, and came with a somewhat goofy, high voltage circuit and a plugin solid state rectifier, 3x12ax7s and 4 eminence jensen repor 10s. Cranked to about 6 out of 12 and the break up is nice. The previous version of the bassman 5f6 had a 25uf25v bypass cap on the second tube 12ax7 across the 820 ohm cathode resistor. Many collectors rank the original 59 bassman as one of the greatest amps ever made. This amp features the same 4 by 10inch speaker layout of the late 50s years of production. The history of the fender bassman amplifier fender. Ive seen the schematic for the original 59 reissue, but apparently the ltd is a little different. Ri bassman to 52 volts as measured on pin 5 of either power tube with the. Shop for the fender vintage reissue 59 bassman ltd 4x10 guitar combo and.

The old 5f6a bassman circuit has a total of four stages of power supply. The boards are printed circuit boards, and using a heat gun, i removed all the copper clad. Z z28 2 x 10 which is essentially a halfsized bassman and have to say it smokes the current 59 bassman pcb reissue imo. For what its worth, i built my project 5f6a with the schematic here and with the reissue schematic, and i like the old one better with 2. Mods for fender reissue tweed bassman carls custom amps. The fender bassman is a bass amplifier introduced by fender during 1952. This 50w rig allowed the bass to hold its own onstage with drums, electric guitars, and miked piano, the common instrumentation of the day. Fender bassman 59 reissue 1990s tweed price guide reverb. This will be my first, official tube ampmajor amp purchase and i dont want to regret it. The bassman ri circa 1990s was made with a printed circuit board and had a solid state rectifier which was changeable for a tubevalve rectifier.

Mod your bassman reissue for vintage tone to start i. Smith center for computer research in music and acoustics ccrma. Im very much into the tweed tone and am wondering if anyone has both the pro jr and the bassman to compare with. I have done quite a bit of ab testing between the two amps and the z28 comes out on top every time. What would you all consider to be the most bangforbuck mods for the bassman ltd. So far, ive only covered from the input to the end of the tone stack. Fender vintage reissue 59 bassman vs peavey classic 50 my. I have always loved the sound of the 59 bassman reissue is fine. Nov 18, 2009 i had a look last night at the schematic for my 59 bassman ltd and compared it to the schematic for the vintage 5f6a. If you can read the schematic and understand the layout you shouldnt have a problem as. The look you love is here, too, courtesy of a genuine lacqueredtweed covering and a striped oxblood grille cloth. Fender forums view topic 59 bassman ri and 12ay7 valve. Click the link above for tube amp info, schematics, board building information, projects, mods, transformer diagrams, photos, sound clips. Bassman 20 19821983 blackface combo one 15 speaker.

Fender bassbreaker 45 2x12 45watt tube combo amp sweetwater. Bassman 5b6 5d6 5d6a 5e6 5e6a 5f6 5f6a 6g6 6g6a 6g6b aa165 aa270 aa371 aa864 ab165 ac568 bassman bassman 10 bassman 20 bassman 50 bassman 60 bassman 70 bassman 100 bassman 125 bassman 5 super bassman bronco aa764 ab764 champion 5b1 600 twotone 800 champ 5c1 5d1 5e1 5f1 aa764 cbs champ champ 12 champ 25 super champ champ ii champ. This is the schematic of the bassman 5f6a guitar amplifier from aspen pitmans book. So far, ive only covered from the input to the end of the tone stack, but what ive seen so far is. I have a 59 bassman reissue not the ltd not the handwired version. I need a fitted cover for my fender 59 bassman reissue. Fender bassman 5f6a amplifier project by edmund henke this is my fender bassman 5f6a guitar amplifier project. Nov 01, 2012 i borrowed a ibanez 30th anniversary ts9 tube screamer from my local music store, and got home testing it with my fender bassman 59 ltd reissue, and my gretsch 6120, to be honest i think it sounds horrible. Fender bassman 5f6a amplifier project by edmund henke. Fender bassman ltd tweed factory workmanship problems.

Or rather, the old school marshalls had a bassman quality to them. Many of the mods on this page apply to the bassman reissue. A member asked if i had a thread describing the changes i made, and so i decided to dig out my schematic and share it with you. But i would also be interested in something in a smaller package. Discussion in other amps started by iluvledzepp, nov 27.

If ordering for an older discontinued amp, please include photos or as much descriptive information on the product as you can. This output transformer has zinc plated hardware just like the originals. Permalink does anyone know when they started making them in mexico. The 59 bassman ltd is the very best reissue amp thats not custom shop p2p that.

The information contained herein is confidential and proprietary to fender musical instruments corp. My 90s 59 bassman ri kinda walked its way by itself into my music room. Ive been looking into the 59 bassman ri for quite a while now and i really want it. A pdf would be great, or even a scanned jpeg, gif or tiff that we can convert. Mar 30, 2014 the real deal is really loud, and loves to have the channels jumped. My old 59 ri was pretty darn bright too it sounded best nice and loud and lightly driven by a darker overdrive i used to use a zvex box of rock and a blackstone. Genuine lacquered tweed with striped oxblood grille cloth covering. Discussion in the workbench started by chrisyoung, dec 15. Hi guys im new to the fender forum, and would like to kick off with this question.

Fender forums view topic 59 bassman reissue schematic. The tweed bassman is a whole different beast than the later head bassman amps, which usually ran with a 2x12 cab. The ceriatone 5f6a amplifier is based on the tweedcovered amplifier of the same designation. I have a regular 59 bassman ri and imo they have such a distinctive tone that there wont be much, if any overlap with the vox. So when its bassman youre after, theres no need to bust your budget on an impossibletofind vintage amp. Conference on digital audio effects dafx06, montreal, canada, september 1820, 2006 discretization of the 59 fender bassman tone stack david t. Page 4 as the cornerstone of fenders amplifier line, the the speakers used in the original units had alnico original bassman became the inspiration for magnets and an exact copy of those original numerous manufacturers in the united states and speakers are used in the 59 bassman reissue. Recently i was talking about some mods i made to my 1991 59 bassman ri to bring it back to original, true 5f6a specifications.

How i changed my 59 bassman ri to original 5f6a specs. I borrowed a ibanez 30th anniversary ts9 tube screamer from my local music store, and got home testing it with my fender bassman 59 ltd reissue, and my gretsch 6120, to be honest i think it sounds horrible. Fender 5f6a 59 bassman amplifier info and modifications. In the 90s, fender released an affordable 59 bassman reissue amplifier to great acclaim. Fender vintage reissue 59 bassman ltd 4x10 guitar combo. I had the opportunity to compare the fender bassman 59 ri against the victoria 45410 and was surprised by how much better the victoria sounded. The old 59 bassman reissue in the early 90s have a solid state rectifier, plywood cabinet, eminence blue frame alnico speaker and tweed without tint and lacquer. Ive heard of several people either having this done or doing it themselves with good results though. How i changed my 59 bassman ri to original 5f6a specs the. Now i only play through this tweed circuit to get a bit grittier sound. The original 59 had 8uf filtering on the preamp the ri has 2 20 uf in parallel you can cut one out.