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|circuit_description_193.pdf||13. Circuit Operating Description
13-1 Splitter (MOD101)
Splitter receives the RF signal from antenna input at rear panel (ANT IN).
The received RF input signal split two ways by splitter for input of two tuners and RF out at rear panel. To boost
the divided RF signal, 5V is supplied.
13-1-2 Block Diagram
Splitter Tuner in
13-2 Tuner (TM101, TM102)
It's consists of Tuning block and QAM-Demod block. Function of tuning block tunes the channel from 51 to
858MHz input RF signal and makes the IF (36.125MHz) which is sent QAM-Demod block.
Function of QAM-Demod block makes the MPEG-2 TS (Transport Stream) by QAM demodulation.
TS is con|
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