This circuit was found in an 80's EDN. Integrated circuits are from that time. The circuit has an excursion from 0 to 10 V with 0.4 Hz to 100 kHz.

This circuit was found in an 80's EDN. Integrated circuits are from that time. The circuit has an excursion from 0 to 10 V with 0.4 Hz to 100 kHz.