[sdiy] CA3094 replacements for EH guitar synth??

[harrybissell at wowway.com]

The polarity is a little misleading... the output
transistor has both the collector and emitter available...
the LM13700 has only an emitter. The CA3094 is a little
more flexible in that way. In the EH application, it can
be gotten around...


H^)  harry


On Thu, 17 Apr 2008 10:43:10 +1000, Paul Perry wrote
> Thanks for the heads-up on the polarity! I had no idea...
> 
> Paul perry Melbourne Australia
> 
> >Its usually possible to sub the LM13600 or LM13700 and just change
> >the polarity of the inputs.  I've done the tracking filter of the
> >EH guitar synth this way. Its not a bad circuit but you might find it 
> >a little hard to build a quiet one.
> >H^) harry
> 
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Harry Bissell & Nora Abdullah 4eva