In the figure we have the way to obtain the Exclusive-OR function with 1 transistor. The circuit is from a 1964 Electronic Design. The transistor can be any general purpose PNP.
We found this decoder in a 1966 General Electric publication. It makes use of general purpose...
This circuit uses the SQ3524, a switching integrated circuit. The circuit was found in the April...
We find this circuit in a Popular Electronics of the 90s. The circuit is passive and the coils...