Found in an EEE from 1970, this circuit supplies a voltage of 12 V DC x 10 mA current from the power grid. The NOR or NAND port used is TTL.
Found in a 1967 American publication, this circuit with feedback for two transistors has a gain of...
This circuit was found in an Elektor from the 90s. Next to the circuit we have a table with the...
In the figure we have the way to implement the E (AND) function with two inputs, in the case of...