This simple digital circuit tester can work with TTL technology when powered by 5 V and with CMOS when powered by voltages from 3 to 15 V. The circuit provides LED indications and uses current ICs.
The purpose of this circuit is to emit infrared pulses. However, LEDs for visible light can also...
This traditional complementary circuit produces three different ones, adjusted in the...
Indicated as a joke or challenge this circuit shows how it is possible to control two lamps using...