We found this circuit in a 1982 documentation. It uses a CA3140 or equivalent operational amplifier and does not require a symmetrical source. The output is 1 Vpp wide.
This simple operational amplifier tester was published in the November 1987 issue of Radio...
The traditional circuit was taken from a French magazine Radio Plans that no longer exists but can...
This configuration can be made based on other operational amplifiers. For other frequencies, the...