This circuit uses a 7-segment display to indicate the logic level of a test circuit. The power supply is made with 5 V that can come from the analyzed circuit itself.
September 2016 - It can be obtained from Mouser Electronics the new ADC AD7779 from Analog Devices with...
This well-known siren configuration using complementary transistors is from a 1980s documentation. The...
This Linear Technology cold cathode fluorescent circuit operates on power from 4.5 V. The...