This 2002 documentation circuit is suitable for automotive use. The circuit is based on an integrated that is not common today and has a medium power stage with a BD135.
The gain of this circuit at 1 kHz [and 40 dB falling rapidly when the frequency deviates from this...
We found this circuit in a Radio Electronics magazine from November 1976. The clock frequency is...
This circuit is from an 80's documentation, applying to ordinary comparators. The source does not...