The transistor in this project found in the July 1994 issue of Electronics Now magazine can be any general-purpose type. The circuit is powered by the relay voltage up to 12 V.
This circuit was obtained in a Popular Electronics of the 90s. The circuit can be assembled with...
This circuit was found in the July 1990 Radio Electronics magazine. It is based on the 3-digit...
June 2017 - Kemet T521's new high voltage capacitors with capacitances up to 330 uF and voltages...