There are eleven 6W7G tubes per tone, plus an additional three unspecified
tubes per oscillator. The filters in the Novachord appear to be passive RLC
circuits. There is no need for voltage control when there's a filter for
each note.
John Loffink
The Microtonal Synthesis Web Site
http://www.microtonal-synthesis.comThe Wavemakers Synthesizer Web Site
http://www.wavemakers-synth.com > -----Original Message-----
> From: motm@yahoogroups.com [mailto:motm@yahoogroups.com] On Behalf Of Dino
> Leone
> Sent: Monday, December 12, 2005 12:11 AM
> To: Paul Schreiber; motm@yahoogroups.com
> Subject: Re: [motm] Re: The world's first synthesizer....restored!
>
>
>
> Well, after listenting to those samples for about the
> 10th time since yesterday, I think I would be willing
> to go that far. However, there's another issue: a very
> basic 12AX7 tube is around $12... a Novachord uses
> what, something over 100 tubes? And I'd bet something
> those are not all 12ax7, so the tubes alone would
> probably be close to $2k, then add all those matched
> caps.... I guess not for this Xmas' budget... :-)
>
> In all seriousness, just how would a tube-based
> bandpass or lowpass filter sound? Anybody any ideas???
>
>
> Dino
>