This circuit was found in the February 1997 Electronics Now magazine. The circuit has a power supply for the NE602 and free inputs and outputs for projects.
This circuit was found in a 1967 Electronic Design and can be adapted to use modern equivalent...
We find this circuit in a Popular Electronics of the 80's. The frequency range depends on C1 and...
This is the traditional configuration of a voltage follower with the 741. The circuit is from an...