Found in American documentation from the 90s, this circuit can be applied to other operational ones. We found it in an EDN of the time. Next to the diagram is the response curve.
This vibrato circuit was found in Motorola's 1966 documentation. The circuit uses transistors of the...
The CMOS 4046 integrated circuit is not very common today, consisting of a very efficient PLL for...
We found this circuit in an old publication. The transformer has a 9 or 12 V secondary, and the...