Receiver device has channel selection devices, video demodulators, audio demodulators, intermediate frequency switch for switching audio, video demodulators to channel section devices

摘要

The receiver has television channel selection devices (6-8) for converting high frequency signals into intermediate frequency signals, video demodulators (10,11) for converting intermediate frequency signals into image signals, audio demodulators (12,13) for converting intermediate frequency signals into audio signals and an intermediate frequency switch (9) for switching the audio and video demodulators to the channel section devices.