Found in a 1980s documentation, this amplifier uses an integrated circuit that is not easy to obtain now as it is of the era. The circuit is intended for FI ceramic filter circuits.
We found this circuit in Motorola's Circuit Applications for the Triac 1971 manual. The circuit is for ½...
The assembly of a good multimeter meets only one obstacle: the precision that is obtained depends on...
This circuit was obtained from an Electronics World magazine from 1992. The circuit provides an...