Avalanche Oscillator (CB7112E)

Found in a General Electric documentation from 1970, this circuit consists of a relaxation oscillator that uses a transistor from that time.

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Oscillator for Telegraphy Practice (CB21552E)
This blocking oscillator circuit was found in a book by Rufus Turner from 1954. The circuit uses...
HMI Smart Displays Mikromidia (COM063E)
August 2016 - It can be obtained from Mouser Electronics Mikromidia of the MikroElektronika...
Monostable CMOS 2 (CB15922E)
The circuit in the figure trips with a negative transition of the input signal, its output...