Cracked fender bassman 70

The 5 puts the outputs in series and switches from the center tap to the outer winding, so the dummy plug will give the 8 ohms as you suggest. Some later bassman 10s had a mid control on the bass channel. Checking out my new drip edge bassman with my les paul standard. The fender bassman amplifier has gained a reputation for being the goto amp for both electric guitar and bass players. Wiring harness with extra long thread jack included. Sold 1955 fender bassman, tweed, narrow panel, two input version, tube chart code. The 70 s circuit is less desirable than the 60s black face circuit, so this amp has been professionally modded by daryl.

The cab was cracked open on one end and i took it to my friend danny for repair. Features fender bassman, 50 or 70 watt physically, parts were designed to look similar to original factory units where possible. Selling a modded 70 s fender bassman ten 4x10 combo. The fender ultra linear bassman 70 is not a bad amp at all 2 6l6 power tubes, 70 watts thought 6l6 was a 25 watt tube. The fender bassman is a legendary guitar amp known to both guitar and bass. I have a 1978 fender bassman 4 ohm head that i use for guitar love it too i recently just bought a marshall 1960s classic cab with 4x12 celestion green back speakers 16 ohms 25 watts a speaker 100 watt cab. From the blonde era fender made the bassman as a amp head and 2. Output increased to 70 watts when cbs switched to an ultralinear output transformer.

I figured they wouldnt be since the seller told me it was his dads main amp through the 70s and 80s, so lots of hours on it. Bassman 19681971, bassman 50 19721976, bassman 70 19771983. Up for auction is a 1980 fender bassman 70 all tube bass head with a fender 215 2x15 speaker cabinet for bass. Fender 59 bassman ltd 100v guitar amplifier lacquered tweed. The bassman heads are wellknown, with most of them used by guitar players who seek out the 50 watt series thereby inflating its price but they disparage the 70 watt bassman 70 as lacking tone thereby allowing it to sell for cheap, as is proper for an old and primitive electrical device. Vintage fender amplifier date codes fender amp manufacturing.

I understand somewhere in the later part of the 70 s or early 80s fender switched the silverface cosmetics back to blackface. Aug 10, 2014 beyond the improvements themselves, the the fender 59 bassman ltd shares the same fourinput, twochannel design with independent controls for volume on each channel in addition to presence, bass, middle, and treble controls that go to 12. Silverface fender bassman 70 loud workhorse amp with big iron and tone. 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. The warm tube sound was introduced in 1952 when the first bassman model was designed for fender precision bass guitars. It is a 100 watt amp, and you would think it would simply be a larger version of the 50 watt bassman tops of the 60s and 70 s.

The 70 s circuit is less desirable than the 60s black face circuit, so this amp has been professionally modded by daryl rabidoux from the radar studio. This leads to some poor soul complaining that his bassman doesnt sound like the one used by his favorite guitar player. Fender literally wrote the book on electric basses, laying the foundation for musical innovation and evolution. Fender bassman 70 2x15 cabinet indy string theory llc. I never had trouble getting great full tone from it at any volume but i see what you are saying about the lower wattage amps as all of the rest of mine are. The fender bassman is a bass amplifier introduced by fender during 1952. Pair 10 1973 fender oxford speakers vintage for bassman original 1970s. While there are schematics for fender tweedera bassmans, bassman 10s, bassman 70s, bassman 100s, bassman 5s, 12watt bass amps, 200watt bass amps, and even fender s behemoth 300watt bass ampsa schematic specifically labeled bassman 50 is simply nowhere to be found. All cleaned up and new knob replacing broken one nice 70s bassman 70 head that has been in a damp shed for 10 years simple service required and one fault.

In stock free shipping free shipping is only applied for orders which are shipped to the continental us. Probably best used for guitar these days for home practicerecording. The mods are very expensive but do kind of give you the best bassman, rebuilt as brand new. Most of the bassman tens ive cracked open use the same pt as bandmaster reverb and super reverb from the same era. I know the bassman 70 s started in the silverface era, so im assuming a blackface bassman 70 is from that postsilverface. The next example will demonstrate this quite nicely. Fender bassman ten cap job blackface mods nfb switch key updates alnico 10 sparkling cleans gritty pre cbs breakup.

The tone master schematic is not that complicated, and you could get distortion from the distortion channel in the preamp. We believe that this is the most complete, highest resolutio. A friend just gave me an old fender bassman 50 2x15 cab free is nice. Aug 30, 2007 the silverface fender bassman amp from the 1970s has a great reputation as an affordable, vintage tube rig for guitarists, delivering plenty of volume, great tone, and an excellent chassis, offering easy preamp and tone stack modification. Fender bassman 59 reissue settings gretschtalk forum.

So i have a late 70 s bassman 10 that i need to work on anyway blew a cap and some other general maintenance and i had the crazy idea to mod the studio channel to run a baxandall tonestack and try to get an ampegish sound out of it using a. Fender bassman 70 head in for a service 79 silver face smp. The baffle board and back panel are made out of baltic birch ply. Well, by following this guide, you can decide which bassman head is best suited to you. But what people dont know is that the fender bassman 10 is an awesome bass amp and i would highly recommend them to people who want a great bass sound for dirt cheap. I have a bassbreaker cs bassman for sale now but due to having one come in, one go out. A reproduction of the original fender blackface bassman style 2x12 extension cabinet. This is a near perfect condition fender bassman amp. Fender switched back to the blackface era cosmetics some time in 1980. Buy fender bassman 410 neo 500watt 4x10inch bass amp cabinet. If they could have just one amplifier, many guitarists from barroom grinders to arena megastars would choose a fender bassman. Dating early fender amplifiers is sometimes quite challenging. While dating fender amps made before 1994 by serial number is all but impossible as records of. Its loaded with 2 cts 15s and rated at 4ohms total.

The silverface fender bassman amp from the 1970s has a great reputation as an. Bass head appears all original with original fender transformers dated to early mid 1980. By the tail end of the 70 s the fender branded 6l6s were mostly from ge but there were some from sylvania as well. Jul 11, 2017 how to fix an input jack crackling sound on a bass guitar. The bassman 70 outputs are wired in parallel and switch from the outer winding to the center tap. How fender s invention of the precision bass led to one of its greatest amps. Schematics and layout diagrams here are hundreds of original fender schematics and layout diagrams, available for free viewing and download. The shell is made out of solid pine with hand made 14 finger joints. The 50 watt tops had an extra tube mixing stage between the preamp and the power amp, and the 100 does not. I know i want to get the wiring redone to make the ohms go down. Fender bassman 100 silverface 1974 el34 tube amp youtube. In early 1952, the fender bassman amplified a great new invention the fender precision bass guitar.

I have only turned the amp on and played through it a c. Im looking for a vintage 2x12 cab for my 67 bandmaster and i found one, but the guy wont split it up from his bassman head. While the industry was doing its best to move the format forward or to convince the ampbuying public that that was what it was doing, at least one great artist after another was discovering the unmitigated glory of a cranked 5f6a bassman, and the way that one of these roughedged old bass amps from the late 50s could sing like sweet hellfire when you injected a good six. Negative feedback, fender bassman 10 premier guitar.

Get the best prices on our vintage fender bass amplifiers both instore and online. Hes looking for a really clean 50s rockabilly sound. Many silverface and some blackface amps have the exact week, month and year stamped insie the chassis. Ej, 4 x 10 speakers, has been fully serviced and sounds amazing. Fender bassman 410 neo 500watt 4x10inch bass amp cabinet. Fender forums view topic fender bassman 4 ohms into 16. These are invaluable reference tools if you are digging around inside of your vintage fender amplifier. Don oatman of lds has said he would build me a spec correct cab for a jbl dek140, so thats an option too. A company called fuchs awesome hotrods silverface amps to make them more like blackface amps on steroids.

Bassman 10s produced between late 1980 and 1982 have a black control panel and black white silver grill cloth. Fender bassman 50 head drip edge 19671969 silverface. The bassman 100 has both a hum balance pot 100 ohm in the heater circuit and a bias pot 10k ohm for the power tubes. Vintage fender 1968 bassman head wcab tube bass amp head. The original owner told be it was loaded with 2 evs but after opening and inspecting, its actually 2 original cts speakers typical for bassman and ampeg cabs of the time. Unfollow fender bassman amp to stop getting updates on your ebay feed. The 70s fender circuitry wasnt all that great for guitar, so i rebuilt the amp to. I literally just picked it up and havent had a chance to take out the speakers to check the ratings etc. Up to the blonde bassman with blonde colored tolex circuit 6g6 they all had tube rectifier, but since then a diode rectifier was used. Great deals on fender bassman amp in vintage guitar amplifiers. Weve yet to use the amp at a gig, but hes worried about breakup at higher volumes.

Some guitar players will use the bassman 10 for guitar because once again, bassman amps were known to be guitar amps, but not many people will use it for bass. Mid 70 s bassman 100 sound test for sale on ebay duration. Two independent channels with a global master volume. Unfollow fender bassman to stop getting updates on your ebay feed. Ive got a 70s fender bassman 70 cab in excellent shape. I have converted a bassman 100 to a fender custom shop tone master. Dont know if they are all this sweet but this one is amazing. The bassman was a combo amp in the tweed era with the 1. Opinions on blackface bassman 70 discussion in amps and cabs started by hobageeba, apr 6. They both use only two preamp tubes and a phase inverter. The bassman 70 is not exactly a 2power tube bassman 5, as the output switching is different. How to date a fender bassman amplifier our pastimes.

Fender bassman sp3100 196970 rare oddball solid state amp. An enormous, loud, and clean amp that will still break up when pushed. Silverface bassman thanks guys i had a look at the paper sheet that is stuck to the cabinet, it shows the type of valves that are in the amp but it looks like rodents have eaten away the edges. Fender bassman amp in vintage guitar amplifiers for sale. Schematics and layout diagrams vintage fender amp repair. Determining production date by serial number and transformer codes is better. Bassman 70 19771983 silverface piggyback head same as the bassman 50. Sounds phenomenal as a pedal platform as well, with tons of clean headroom. Mid 70s bassman 100 sound test for sale on ebay duration. The bassman 10 is a silverface combo thats pretty much like having a bassman 70 with good speakers on wheels.

Some info i pulled off the web says this amp 8ohm model with four 32ohm speakers wired in parallel has fixed bias. Heads free delivery possible on eligible purchases. The new fender 115 is the right width, so thats in its favor. If you have a copy of an old fender bass amplifier owners manual not shown in this archive, wed love to have a copy to post here. Its a great time to upgrade your home music studio gear with the largest selection at. I got this from a fella up in boulder and its in great shape. I have a fender bassman 10 combo dated between 1972 1976.

What is the value of a late 70s 77 79 bassman 70 head. The super bassman is a seriously powerful amp, so fender crafted several brandnew cabinets to compliment its sound. There are many versions of the blackface bassman out there. At 50 watts, it competed easily with the common instrumentation of the day. My other son plays a mexican fender telecaster through a fender bassman 59 reissue amp. The bassman pro cabs are loaded with fender special design eminence speakers backed with neodymium magnets, which lighten the load considerably while still providing a healthy amount of power. The blackface bassman amps with aa165 and ab165 circuits from the mid60s are often heralded as the cream of the crop for classic rock tones, and their ability to take pedals well makes them a great choice for the modern player with a packed pedal board.

Jensen c10q speakers 8olm broken in better than new. I should also mention that the seller was a great guy. There are a plethora of bassman heads out there, and just as many circuit variations. Functionally, the amp seems to be ok but could use a tune up.