This circuit was obtained in an 80s documentation on telephony. The components used are TTL, and the power must be made with 5 V.
We found this circuit in a 90's EDN. The circuit is based on a control integrated that is still...
This circuit is based on a Texas LinMOS integrated circuit that consists of an operational...
This circuit, when connected to the 110 V power grid makes it possible to test capacitors with...