This logic tester circuit was published in the November 1980 issue of Radio Electronics magazine. The circuit works with both TTL and CMOS logic and has several selectable functions.
Vishay's VCNL4200 integrated circuit consists of a fully integrated proximity detector containing...
This circuit samples the current in a load and in case of excessive value it activates a...
The frequency of this oscillator depends on the crystal used and the transistors. The circuit was...