This basic circuit was found in the March 1998 issue of Electronics Now magazine. The circuit is powered by 2V and uses a 28 MHz crystal or resonator.
Found in General Electric documentation from the 1980s, this high speed perforated tape reader...
This circuit indicates when the voltage of a 12 V battery is low. With changes, for example, the...
We found this signal generator circuit in the November 1978 issue of Radio Electronics magazine. The...