The integrated circuit 747 used in this circuit is a double 741. The circuit must be powered by a symmetrical source generating a ramp from 0 to 10 V. We found this configuration in a 1971 documentation.
The integrated circuit 747 used in this circuit is a double 741. The circuit must be powered by a symmetrical source generating a ramp from 0 to 10 V. We found this configuration in a 1971 documentation.