TELEVISION RECEIVER WITH A DEFENDANCE Oscillator WHICH ALSO serves to control line generators for the input of alphanumeric and / or graphical characters on the screen

摘要

Television receiver having at least one deflection oscillator which, at the same time, is used for controlling character generators for insertion of alphanumeric and/or graphic characters on the screen. The deflection oscillator (4) is switched to a fixed frequency by a transmitter detection circuit (9) when the television signal is lacking.