[sdiy] EFM 555 vco

[Scott Gravenhorst]

As an aside, this VCO will probably have the 
same soft synch problem that the FatMan stock
VCO has.  This can be virtually eliminated by
simply using the ICM7555 (CMOS) version instead
of the bipolar 555.  Lower current usage too.

TooManySynths <p8051 at yahoo.com> wrote:
>I think that's really neat!  I don't know that I'll
>build one but it's appealing on it's dirt cheap, super
>simple, you can even get most (all 2*273906 sorta
>matched?) parts at radio shack.
>
>Is there a reason that there is no index for your web
>page? I'd really like to whip up some of your stuff. 
>
>Daryl
>
>--- "tomg at efm" <efm3 at mediaone.net> wrote:
>> Well I found out a few things...It wasn't as
>> childish
>> as it seemed. There were several people who wanted
>> to build the 555 vco that had trouble....
>> 
>> Try this version..;-)
>> 
>> http://people.atl.mediaone.net/efm3/vco555-1b.pdf
>> 
>> This is based on John's Fatman VCO but is converted
>> to 1V/oct 
>> 
>> Tom
>> 
>
>
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-- Scott Gravenhorst | LegoManiac / Lego Trains / RIS 1.5
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