This 1 MHz oscillator was found in an Electronics World of 1969. The circuit uses a general-purpose FET and the output circuit must be resonant at the generated frequency.
Found in an EEE from 1970, this circuit supplies a voltage of 12 V DC x 10 mA current from the...
This direct coupled amplifier using 3 transistors and low voltage power was found in the April 1961...
This circuit was found in a 1969 EEE. It detects when there is a phase failure in a circuit using...