Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Priority to JP9807572ApriorityCriticalpatent/JPS5235563B2/ja
Priority to BE136197Aprioritypatent/BE805490A/xx
Priority to FR7334757Aprioritypatent/FR2201589B1/fr
Publication of JPS4957720ApublicationCriticalpatent/JPS4957720A/ja
Publication of JPS5235563B2publicationCriticalpatent/JPS5235563B2/ja
H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
H03F3/72—Gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
H04N5/00—Details of television systems
H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
H04N5/46—Receiver circuitry for the reception of television signals according to analogue transmission standards for receiving on more than one standard at will