| 摘要 |
A satellite broadcast receiving tuner includes an amplifier (2) for amplifying a plurality of satellite broadcasting signals in an intermediate frequency band, the plurality of satellite broadcasting signals fed through a cable from an outdoor downconverter, an IQ demodulator (8) disposed at the subsequent stage of the amplifier, the IQ demodulator demodulating the satellite broadcasting signals, a switch, and a filter (5) for allowing the satellite broadcasting signals in a higher frequency region of the intermediate frequency band to pass. The satellite broadcasting signals are fed into the amplifier through one of the switch and the filter. <IMAGE> |
