In the figure we have the configuration of series regulator protector suggested by Motorola in 1968 documentation. The transistors are of the time, being able to be used modern equivalents.
Found in a 1964 Electronic Design, this circuit generates pulses based on an avalanche diode of...
This circuit generates sinusoidal and cosine signals of 2 kHz given basically by the values of C1...
This circuit produces low frequency sinusoidal signals. The circuit is a phase shift oscillator...