All Vacuum Tube Based Decoder/Synthesizer

[kfbkfb]

I know some QQ posters have vacuum tube based amplifiers, I was wondering if anyone has built an all vacuum tube DynaQuad [Hafler] (line level) decoder (I think logic directed vacuum tube decoders would be too complex)?


Kirk Bayne

 

[vinylguy4]

Fosgate FAP V1? Not hafler but does DPL.

 

[Soundfield]

I know some QQ posters have vacuum tube based amplifiers, I was wondering if anyone has built an all vacuum tube DynaQuad [Hafler] (line level) decoder (I think logic directed vacuum tube decoders would be too complex)?
Kirk Bayne

We had a bit of a discussion about such a thing a while back and Chucky found an article in Electronics Australia I'd seen reference to -
EA Aug 72

It's on my list of things to do ( but then so are dozens of other projects)!