This configuration with the LM111 was found in your factory manual. The circuit can be implemented with modern operational equivalents. The power supply must be symmetrical.
Presented as an electronic siren, this circuit was found in Radio Electronics magazine from June...
We found this circuit in an old documentation from 1979. It is a logic level tester that is...
The figure shows how to generate a sinusoidal signal using 4 flip-flops. The circuit is from a...