Found in older Signetics documentation, this circuit generates signals from 30 Hz to 25 kHz. Operational amplifiers are from the time, as is the matching pair of transistors.
This circuit was obtained from a 1966 documentation. The transistors are of the time. The circuit...
This precision rectifier circuit is suitable for applications in an AC / DC converter. We find it...
I found this circuit in a Popular Electronics from November 1999. The magazine is no longer...