We found this circuit in an old publication. The components used are rare today. Accuracy depends on the resistors in the input selection network. The circuit operates from 10 to 500 kHz.
This circuit is from a Popular Electronics from July 1990. The magazine no longer exists, but the...
Other operational amplifiers series, such as MC34072, MC34074, MC35071, MC35072, MC35074 d MC33071...
This gain 10 CMOS op amp was found in the May 1993 issue of Electronics Now magazine. It is...