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Info on Yamaha Fifty-112?

misterbluesman
April 20th, 2012, 02:04 PM
Hey everyone my great aunt just gave me a Yamaha fifty-112 that she had in her attic for many years. There doesn't seem to be much info on the web about these amps. I believe mine is the first generation that was produced. Does anyone know how old that would make it? Also, I've heard it's a solid state amp, but mine looks like its got tubes in it. If anyone has some info that would be great!

uriah1
April 20th, 2012, 02:32 PM
What is the model?. (series) T was soldano based.

T50, T100

If I recall

misterbluesman
April 20th, 2012, 03:08 PM
It a g50-112 series 1

tlimbert65
April 20th, 2012, 04:17 PM
The first amp I ever bought, at age 16 in 1981, was a used G30-112. It was four or five years old at the time, and had belonged to a jazz session musician. I've still got it, and it's a great amp for warm, jazzy clean tones. It's solid-state. Its built-in distortion is lousy (and so is its reverb), but it does a passable job with an overdrive. It's got a MASSIVE Yamaha Black Max (I think that's what it's called) speaker, which makes the thing much heavier than it looks. I would imagine that yours is just a more powerful version of the same amp, but I'm no expert on that line. I'm pretty sure they made them in versions up through a 100-watt 4x10. Would love to see a picture of it.

Warm Gums
April 20th, 2012, 04:59 PM
They are popular amps with Jazzers and others who like big clean sounds, they are cool with a compressor and a OD pedal running infront, and if you like lo fi distortion, I have had good luck kicking in a EQ when using the built in circuit..set to taste...:lol:
They are well made and very reliable.

The very first Yamaha amps were triangular when viewed from the side, they were replaced by grey amps with blue grille cloth..the black ones with the silverish cloth were next IIRC.

Ringo
April 20th, 2012, 05:14 PM
Yamaha G50 112 , 50 watts , one 12" speaker, reverb .

I had one a while back, very warm sounding for a ss amp, the reverb sounded good too, the built in distortion no so great but put a good pedal in front of it and rock on.

I had a later model with a really cool parametric EQ for the mids, that made the amp very versatile.

Mike Stern used to use these a lot as did a lot of other guys, they are good sounding amps, the G50 is lightweight too.

Yamah made a Series II and Series III of these amps, the later ones have more sophisticated EQ and seperate clean and OD channels.

Here is one on eBay for reference
http://www.ebay.com/itm/YAMAHA-G50-112-G-50-JAZZ-GUITAR-AMP-REVERB-1st-SERIES-1980s-AMPLIFIER-/230776672468?pt=LH_DefaultDomain_0&hash=item35bb5c90d4

Warm Gums
April 20th, 2012, 05:25 PM
BTW
SS all the way, the cylindrical things that look like tubes are probably capacitors....

misterbluesman
April 20th, 2012, 06:55 PM
Ok thanks for all the info everyone! I've got to do a little electrical work to get it sounding normal again.

Tony474
April 21st, 2012, 02:09 AM
The first-model Yamaha G50-112 came out in the mid-70s. My best buddy and I each had one and they served us both pretty well as gigging amps. Nice clean sound with reasonable headroom, perhaps a little light in the bottom end, and the distorted sound may not have been great but it was usable. I went on to get a G15-100 too. Nice enough amps in their day and if yours is in decent condition, once it's fixed it should serve you well for as long as you want it to.

misterbluesman
April 23rd, 2012, 05:24 PM
Hey here's a picture after cleanup.

TNO
April 23rd, 2012, 05:40 PM
Back in the 80's I used a borrowed G100-212 to run my acoustic through. Sounded much better than the PA. Those Yammies are nice are just starting to see a resurgence of interest.

Paul G.
April 23rd, 2012, 07:35 PM
I had that exact amp for years. Very nice, warm clean tone. Distortion (as expected) not so nice. I'm not a distortion guy, so no worries there.

My only complaint was that I thought a 50-watt amp should have been louder.

Good, clean and reliable amps.

P.

dB
April 23rd, 2012, 10:11 PM
I had that exact amp for years. Very nice, warm clean tone. Distortion (as expected) not so nice. I'm not a distortion guy, so no worries there.

My only complaint was that I thought a 50-watt amp should have been louder.

Good, clean and reliable amps.

P.

My sentiments exactly. Wish I still had mine, but I was getting buried volume-wise in the band I was in so I had to move it. Nice amp.