We found this circuit in a 1969 General Electric documentation. The circuit uses transistors of the time and the diodes in the dotted board must be mounted on the output transistor heatsinks.
This circuit was found in a 1992 documentation but uses discrete components that can still be...
This circuit was found in a 1998 documentation. It makes use of 741 or other operational...
This circuit can work with both TTL and CMOS circuits depending on the power supply. The circuit is...