Elektor Formant

[tomg]

Still won't work in place of a 726!
Bye
Tom


> Another alternative which is not to be overlooked is to replace the uA726
> with a modern dual transistor (like MAT02, LM394, 2SC1583) and a tempco
> resistor.
> Platinum temperature sensors make good tempcos and still can be obtained.
> Parts count is low, and the performance of these transistors is way better
> than the CA3046s.
>
> You might want to look at the expo primer at my website, it should give you
> plenty of alternatives to choose from. You can find a few VCOs there as well.
>
> http://www.uni-bonn.de/~uzs159
>
> Bye,
>  René