Based on an LM36000 OTA this circuit was found in the July 1988 issue of Radio Electronics magazine. It covers frequencies in the range of 45 Hz to 45 kHz.
The figure shows how to use CMOS inverters as amplifiers. The circuit is from a Radio Electronics from...
The circuit in the figure is based on an LM101A; diodes can be replaced with equivalents. The...
August 2016 - It can be obtained from Mouser Electronics Mikromidia of the MikroElektronika...