Suitable for audio signals in electronic music, this circuit was published in the September 1973 issue of Radio Electronics magazine. The transistors were general-purpose types at the time.
Frequencies up to just over 100 kHz can be obtained with an oscillator based on one of the four...
This circuit, found in a Popular Electronics from 1992, is based on an oscillator and a crystal...
This is a discrete equivalent version of an open collector TTL gate. What we have is an inverter...