[sdiy] Black Magic oscillator cans

[Tim Ressel]

Thanks, Neil! I guess I can forgive you for dissing
VB...

--tr

--- Neil Johnson <nej22 at hermes.cam.ac.uk> wrote:
> 
> > The 4046 (or at least any of its 74HC/HCT variants
> (4046, 7046 and 9046) is
> > able to spit out the 2.00024 MHz you want.
> 
> The Jen SX1000 uses a VCO based on a 74HC221 to
> generate the 2.00024MHz
> clock, and you get both (a) tune knob to tune in
> with whoever you're
> playing with, and (b) vibrato from the LFO.  The
> circuit is basically
> RC-oscillator.
> 
> Page 1 has the master oscillator:
> 
>
http://www.milton.arachsys.com/nj71/index.php?menu=2&submenu=4&subsubmenu=1#Schematics
> 
> Neil
> 
> --
> Neil Johnson :: Computer Laboratory :: University of
> Cambridge ::
> http://www.njohnson.co.uk         
> http://www.cl.cam.ac.uk/~nej22
> ----  IEE Cambridge Branch:
> http://www.iee-cambridge.org.uk  ----
> 


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