This 1975 circuit for automotive applications replaces the mechanical vibrator found in old cars to produce high voltage in the supply of tube equipment.
In a modern version this circuit can use an LED in series with a resistor in place of the lamp. The...
This is the single-sourced version of the previous oscillator. Frequency can be changed by...
This circuit is from the documentation of the 90s. Thus, the integrated circuit used is not common...