[sdiy] slightly OT: tube design of preamp

[Harry Bissell Jr]

--- "JH." <jhaible at debitel.net> wrote:

 (I have no data for the RIAA
> courve below 30Hz and above 15kHz.)

Like you could hear that anyway ? <bfg>

Like there is significant energy on the vinyl below
30 Hz... you better hope not   <bigger fg>

H^) harry  (with 50 cents, in small change... taped to
the
tonearm to keep the 20Hz signals from bouncing the 
stylus out of the groove :^)