Found in a 1966 American publication, this circuit invert the phase of a low frequency signal. The circuit has an intensity adjustment.
The circuit presented is an interface or shield for capacitance measurement as a PC. We found it...
This is one of the many hysteresis comparator circuits the reader may find in this section and on this...
When S1 is in 1, the circuit operates with of half the total power applied to the load. When in...