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 vox was found in Hughes documentation from 1968. The circuit uses components from the era. A...
This simple CMOS circuit generates two-frequency signals for use as a signal injector. The circuit...
The LM387 integrated circuit used in this project is not very easy to obtain. The circuit, from an...