This circuit was found in a 90s Electronic Engineering. The quadruple operational amplifier can be replaced by an equivalent. RL determines the tested resistance range.
This circuit has a gain of 6 dB for low frequencies from 85 Hz and can be used in a mini...
May 2017 - Mouser Electronics has announced the availability of the new ADM2795E transceiver from...
This circuit was suggested by American documentation from the 90s. Transistors are commonly used. The...