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 circuit converts the 12 to 13.6 V of a battery into 6 Vwith current up to 1 A. We can use it...
The purpose of this circuit is to amplify the signal of a phone pickup and to be able to reproduce the...
This circuit was found in a 1980s documentation. Modern operational amplifiers can be used. The...