This circuit supplies a voltage of 42 V, plus a symmetrical voltage of 12 V with 1 A. The voltage regulators must be mounted on heat sinks. The transformer is 35 + 35 V with 3 A.
This circuit is intended to increase the width of a pulse. The circuit is TTL and can be used as a...
We found this circuit in an American 1980s documentation. The transistors can be equivalent as BC548...
This circuit was found in Sprague Electric documentation from the 90s. The circuit uses a...