This circuit is from a Motorola integrated circuit manual. The integrated used is no longer common in our market and the power transistor must be equipped with a heat sink.
Found in a 90s American documentation, this circuit is used in vehicles with contact breaker. The...
We found this circuit in a 1957 Raytheon transistor publication. The circuit can be assembled with...
This TTL circuit is from a Radio Electronics magazine from February 1973. The circuit must be...