This circuit was found in a 1964 Electronic Design. The transistors are of the time, but can be employed as modern equivalents. The system is for car with contact breaker.
This circuit was found in documentation from the 1980s. The control pulses are obtained by an...
This high current regulator for TTL circuits was found in an old French documentation from the...
This circuit is an alternative to the previous circuit. We found it in the same article in the...