The capacitor used in this circuit can have values between 5 and 30 uF. The circuit is of old documentation for radio amateurs. Observe the special source used in the supply.
We found this circuit in an Argentine documentation from 1973. The transistor admits a more modern...
This circuit is a suggestion from a Radio Electronics from October 1964. We found it in the patent...
This circuit causes the neon lamps in a set to flash randomly. Capacitors determine the speed of...