This telecommunications circuit was found in a National Semiconductor publication from the 90s. It is intended to convert the voltage from 48 V of telephone lines to 5 V with currents up to 1 A.
This circuit with 5 V power was suggested by Motorola's Linear Databook of 1990. The circuit has...
We found this circuit in a 1982 documentation. An intercom to be good must be sensitive and have...
This circuit is indicated to determine the flight time of an electric motor model airplane. The...