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.
This configuration, which appears in other projects in this section and on the website, shows how...
This circuit is from the 1992 Radio Electronics Handbook. The components used are from the period,...
This circuit was obtained from American documentation from the 1990s. The transformer can be a car...