AD converter with LCD display (CB9025E)

This circuit was obtained in Teledyne documentation from the 70s. The converter component is uncommon today.

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Touch Switch 741 (CB15617E)
This circuit is based on the bistable configuration, but with the difference that the values of...
5W Transistorized Amplifier (CB1317E)
This good amplifier with output in complementary symmetry is from an old publication, and modern...
Fast Integrator (CB15814E)
This circuit was found in a publication by National Semiconductor. As the LM108 is not currently...