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Cgs synth

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Message

Re: steiner filter problems

2006-03-30 by Rykhaard D.A.M.I.A.N.

On 3/30/06, josh summitt <ascetik@...> wrote:
> I have two steiner filters that i have built and neither one will work. I
> have no output and the pots don't seem to do anything. When i touch the
> bare metal of the resonance pot, the output buzzes real loud. I don't
> understand what could be wrong. I have checked the resistors and caps
> several times and they are all correct values and position. I have applied
> an input to all three inputs and still nothing on both filters. Where should
> i start looking for problems. My o-scope shows a sharp decrease in the
> signal right after the first resistor on the LP input and i have no output
> on the 2n3907.
> any sugestions
> thanks
> Josh

Exact same problem that i had, with the perfboard one that I built. :(
Waiting until I can order 1 or 2 boards of it, before I attempt to
build one again. :(

--
Take care,
Warmth and Peace,
Ryk

My NEW webpage home:
http://www.sdiy.org/damian/index.html - still transferring all from
the old site - Mar 2706

http://deathlehem.bravehost.com/damian.html - my modular synthesizer,
D.A.M.I.A.N.;s OLD webpage

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