Analysis of information sources in references of the Wikipedia article "Direct-coupled transistor logic" in English language version.
In general, only one class of transistor and one or two values of resistor are required for a complete logical system.
In general, only one class of transistor and one or two values of resistor are required for a complete logical system.
In general, only one class of transistor and one or two values of resistor are required for a complete logical system.