This circuit is part of an oscilloscope project with the PC. Its purpose is to record a peak in a signal that is to be displayed. We found it in the Radio Electronics magazine of February 1990.
Analog Devices ADuCRF101 Wireless Data Acquisition System Now at Mouser February 24, 2015 - Mouser...
This circuit was found in the November 1994 issue of Electronics Now magazine. The circuit is...
We found this circuit in a documentation on active filters from 1977. The gain of this circuit is...