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.
Suggested by the General Electric Hobby Manual of 1965 this circuit measures voltages from 0 to...
This circuit was found in an American publication from 1968. The transistors are from the time,...
The source shown in the figure provides output voltages in the range of 1.2 to 25 V with currents up...