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  1. Thanks so much for the manual! That's exactly...

    Thanks so much for the manual! That's exactly what I needed!
  2. Thanks for pointing that out to me, the web. bot...

    Thanks for pointing that out to me, the web. bot thing never crossed my mind.
  3. 53 views and no response.

    53 views and no response.
  4. Question about a Wurlitzer 700 electric piano amp?

    I have this amp and want to use it for a guitar amp. I don't have the eight pin control cable.Looking at the schematic pin one goes to ground, pin tow goes the power transformer, three goes to the...
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    Thanks guys! sorry for taking so long to reply....

    Thanks guys! sorry for taking so long to reply. This is something I realy want to build, but with other things going on right now it may be a while. I think you are right about it being n AO-43 altho...
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    Why SS rectifier? The 18 watt light variant a...

    Why SS rectifier? The 18 watt light variant a spitfire sounds interesting. Are there any soundclips of ths amp? How about a schematic and layout? If I build it it will be a long slow process as I'm a...
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    I could use the power transformer as a torture...

    I could use the power transformer as a torture device on small animals!
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    Score or not, you be the judge.

    Just got an amp from Hammond L-212 tube line up is 5U4, 6bq5x2,mystery tube,12ax7,and a 12BH7. All tubes are missing so I have no idea what the unmarked nine pin socket is. Pulled this from the...
  9. Thread: Champ kit

    by gayler
    Replies
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    3,942

    While I've not built one of his kits, I can say...

    While I've not built one of his kits, I can say I've talked to him on the phone and he's a super nice knowledgable guy. He also has lots of happy customers on another forum! :)
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    Holy smokes! I found one just like the one I had....

    Holy smokes! I found one just like the one I had. I sold mine with the matching single 15 cab for 25.00. Vintage Valco Supro Airline Montgomery Wards All Tube Amp Sweet Tone | eBay
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    Thanks Enzo! I'm betting it was the GIM 9111A....

    Thanks Enzo! I'm betting it was the GIM 9111A. Pretty basic amp.
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    Thanks Bruce! I've never found pictures of one...

    Thanks Bruce! I've never found pictures of one just like mine. Mine used two 6L6's, two 12ax7's and solid state rect, three inputs. Do you think mine could have been a PA also? Or maybe an all in one...
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    Help me find my old amp.

    Or at least tell me what model it was It was an old airline much like this montgomery ward airline guitar amp - Bing Images but was only had three knobs. Vol, bass, treble. It also had a matching...
  14. I take it that the 12ax7's are nothing special? I...

    I take it that the 12ax7's are nothing special? I figured they weren't. I can put them with my stash of others. :)
  15. Sure, Thats fair. I sent a PM with my cell...

    Sure, Thats fair. I sent a PM with my cell number. Give me a call.
  16. I've got two. I know the organ worked before, but...

    I've got two. I know the organ worked before, but I really can't test them. I do have a tube tester, but has not been serviced for who knows how long.Oops! I just noticed that the 7868's are RCA....
  17. wurlitzer branded general electric grey plate 12ax7

    Are these just run of the mill 12ax7's? On a side note, are 5BC3's or 7868,12FQ8's worth anything? Thanks everyone!
  18. Ok, if not how about a V-dump Zener B+ dropper...

    Ok, if not how about a V-dump Zener B+ dropper from Weber?
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    I figured the caps were crap. This 5y3 is a...

    I figured the caps were crap. This 5y3 is a sovtek which i've heard gives higher voltages than a "real" 5y3. All connections are good so I don't think I have a problem there. This is an unmollested...
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    Ok, so I put in a sovtek 5y3gt two 6l6's, plugged...

    Ok, so I put in a sovtek 5y3gt two 6l6's, plugged in a p10q and warmed it up with no input. It had normal to slightly loud hum in the speaker. I forgot to try turning the hum balance. After it wrmed...
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    Ok, looots of information!:) This is a mono amp.

    Ok, looots of information!:) This is a mono amp.
  22. Replies
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    This one uses 6L6 tubes. I also have a thread on...

    This one uses 6L6 tubes. I also have a thread on a 6V6 Gt amp Sorry for the confusion. Gayler
  23. Will changing from a 5U4GB to ? lower my DC voltages?

    If so what to use? This is a 6L6x2 amp and my B+ is going to be around 512.
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    No damage done. I did't have power tubes in it...

    No damage done. I did't have power tubes in it because I had no speaker. Don't know what I want to build. Any suggestions?
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    Ok, so I started a thread about 6V6 based amps so...

    Ok, so I started a thread about 6V6 based amps so I thought I would pull this one out again. This thing has 385VAC on each leg on the trany and around 512VDC At the can cap with a Sovtek 5Y3. With...
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    It still has the original Zenith branded 6V6GT's...

    It still has the original Zenith branded 6V6GT's and GM/Delco 5Y3GT so I think they should live. What do most 6V6 based amps run for voltages?
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    Ok, no pictures yet. The power trany puts out 360...

    Ok, no pictures yet. The power trany puts out 360 VAC or so on each leg and after the 5Y3GT I got 480 VDC. So at least I'm making some progress
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    Not promising anything but I'll try to get some...

    Not promising anything but I'll try to get some pictures and some voltages this weekend. I'm a little new to amp building as I've only built a 5F1 type amp so I want to try and stay simple. I maybe...
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