SV: Re: [sdiy] Any LM331 experts around?

[karl dalen]

There are a thick appnote paper from Linear Tech with designs
and theory around charge balanced oscillators. Available from
their site. It's a nice complementary to the Chroma service 
manual to understand and setup lab tests for your students. 

KD
--- Aaron Lanterman <lanterma at ece.gatech.edu> skrev:

> 
> On Apr 14, 2008, at 3:57 PM, Mike I wrote:
> 
> > Maybe contact Bob Pease at Nat Semi - he designed it.
> >
> > VCO in Roland Jupiter-4 ( JP-4 ) also a charge-balancing design with  
> > uA726
> > in front with digital range and waveform selection.
> 
> Is this related to the "charge pump" in the Rhodes Chroma VCO? (I was  
> thinking that might also make a good student project)
> 
> - Aaron
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