This high quality circuit with complementary symmetry was found in an Electronics World of 1966. It can be made with modern transistors like the BD or TIP series.
This crystal oscillator is indicated for the calibration of IF steps of common radio receivers. The...
With the circuit shown in the figure, the frequency of a 5 MHz oscillator controlled by crystal can...
This circuit uses a fixed source that has a higher voltage than the zener diode that will be...