This circuit detects when a signal reaches its peak value. The source must be symmetrical and equivalent operational amplifiers can be used. This circuit was found in an old European publication.
Using a CA3130, we found this circuit in an English publication from 1977. The circuit must use a...
We found this circuit in an American documentation from the 90s. The consumption is only 1 uA in...
This 1967 Electronics World circuit is suitable for frequencies up to 1 MHz. The setting applies...