1 m3 The pot cover supports the tuner, and the three brackets are 65cm long. The length of the satellite antenna supporting the tuner bracket: conventional diameter1.2m, and the total length of the feed rod for the pan surface is 65cm. High frequency head: it is a device used by TV to receive high frequency signals and demodulate video information, and it is also the first part of the public channel. The tuner used in TV sets is generally divided into digital signal tuner and analog signal tuner. Simply speaking, it is to accept the tuning of TV signals, high-frequency signal amplifiers and satellite TV decoders.