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.
This circuit was found in a RCA documentation from 1977. The integrated circuit is uncommon today. It is...
We found this circuit in a 1995 documentation. It can measure frequencies from 100 kHz to over 100 MHz...
This circuit was obtained in a Popular Electronics of the 90s. The circuit is compatible with...