[sdiy] Top DIY VCO

[drheqx]

If you really want to be hard core...  raw silicon. Forget the cheesy
plastic shell. :)

-----Original Message-----
From: owner-synth-diy at dropmix.xs4all.nl
[mailto:owner-synth-diy at dropmix.xs4all.nl] On Behalf Of elmacaco
Sent: Monday, March 07, 2005 5:34 PM
To: music.maker at gte.net; synth-diy at dropmix.xs4all.nl
Subject: Re: [sdiy] Top DIY VCO

Maybe he likes sniffing solder fumes.

:)
----- Original Message -----
From: "Scott Gravenhorst" <music.maker at gte.net>
To: <synth-diy at dropmix.xs4all.nl>
Sent: Monday, March 07, 2005 4:04 PM
Subject: Re: [sdiy] Top DIY VCO


> harrybissell <harrybissell at prodigy.net> wrote:
> >just curious... why 'all discrete' ???   Its possible of course but
the
> >reason a lot of folks started using OPAMPS is that they are superior
> >in some ways.  Well, they sure make good opamps anyway  (good for
> >summing amp, expo converter etc...)
>
> I agree, and it makes me curious, aren't the transistors in an opamp
still
> transistors?
>
> What differences could there be between discrete parts and transistors
and
> diodes in an integrated circuit that can affect the sound of something
like
> a VCO?
>
> Unless using discrete parts makes (for example) a VCO with a sawtooth
> waveform that has a faster reset time than any other design, I don't
see
the
> value in a discrete only design.
>
>
> >
> >H^) harry
> >
> >harrybissell wrote:
> >
> >> there is NO SUCH THING as a single, PHAT vco...
> >>
> >> plan on building TWO if you want PHAT   :^P
> >>
> >> H^) harry
> >>
> >> Frédéric Bourgeais wrote:
> >>
> >> > Hi all,
> >> >
> >> > I'd like to build some VCO, V/Oct with square, saw and pwdth
outputs
> >> > made only with discret componants. Good thermal stability, but
it's
not
> >> > critical.
> >> >
> >> > I took a look around the web, but it's not easy to choose one
design
> >> > without hear one before.
> >> > Does anyone may suggest me some schematics (URL) for a simple and
PHAT
> >> > sounding one ?
> >> >
> >> > Thanks
> >> > ++Fred
> >> >
> >
>
> ---------------------------------------------------------
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>
> -- Scott Gravenhorst | LegoManiac / Lego Trains / RIS 1.5
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