VCO chips again

[McIntosh, Malcolm]

Thanks for the info.  To bad about the range.

> -----Original Message-----
> From:	Paul Perry [SMTP:pfperry at melbpc.org.au]
> Sent:	Monday, August 17, 1998 6:48 PM
> To:	synth-diy at mailhost.bpa.nl
> Subject:	Re: VCO chips again
> 
> At 02:16 PM 17/08/98 -0600, McIntosh, Malcolm wrote:
> >Do any of you guys know if there is a difference between the XR8038M
> >produced by Exar and the ICL8038AM produced by Harris?  
> .....seem the same to me.....
> 
> 
> >Also, has anyone tried using Exar's XR2206M VCO function generator?
> >
> dont think it has quite the range either....
> I'd be using a tomg ckt myself...
> 
> paul perry melb aust
> (actually, after giving up on those 2 chips, I use a LM13600 ckt, but
> to get the
> full range out of this, you have to scrap the output buffers and use
> a fet and
> an op amp! The only ckt from Horowitz and Hill that didn't perform..
> 
> paul perry melb aust