This circuit was found in the 1969 RCA thyristor manual. The circuit has a limiter (clipping) with two 12 V zener diodes in opposition to cut power grid pulses that may influence the trigger.
This capacitor for small capacitances is based on the tuning of a receiver circuit. The variable is...
This 1995 documentation circuit detects when an extension on a phone line is active. Adjustment of the...
This analog tachometer can be used in cars with platinum or in robotic and automation applications to...