In Reply to: Latest version of my 7788/7721 LCR 600Ohm RIAA Stage posted by Thorsten on October 2, 2005 at 15:11:26:
instaed of E810F .if D3a can be used, should the circuit change?
and all the cathod of tubes goes to ground?
because in th previous circuit, the cathodes are connected to (-) voltage.anyway, new circuit seems simpler to try. so i would like to try it
thanks thorsten!
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Follow Ups
- Re: can i use D3a in the first stage? - papageno 10/4/0500:19:14 10/4/05 (1)
- No, not enough transconductance (NT)... - Thorsten 06:44:01 10/4/05 (0)