| 摘要 |
PROBLEM TO BE SOLVED: To attain the reduction of cost by reducing the number of external terminals for power feeding and gain switching signals, and wiring therefor from a splitter module. SOLUTION: In a splitter module 1 comprising an input terminal 2 to the pre-stage of which an antenna device is connected and to which a signal outputted from the relevant antenna device is inputted; an amplifier circuit 11 and a variable attenuator 13; first and second distributors 12, 14 and third and fourth connector units 4, 5, the power source of the amplifier circuit 11 is supplied from a tuner apparatus (A) connected to the third connector unit 4 via the relevant third connector unit 4, and the control voltage of the variable attenuator 13 is supplied from a tuner apparatus (B) connected to the fourth connector unit 5 via the relevant fourth connector unit 5. COPYRIGHT: (C)2008,JPO&INPIT
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