This circuit is designed to control static loads fed by direct voltage. The circuit is from Motorola documentation from 1968. Equivalent SCRs may be used depending on the load.
This interesting sine wave oscillator circuit for the audio track uses an incandescent light bulb...
This simple battery tester uses two transistors to drive LEDs of different colors, indicating the...
This power supply was found in the 1996 Texas Instruments Linear Applications Manual. The circuit...