ULTRAHIGH FREQUENCY DUPLEXING FILTER 

It is applied in TV technique for joint operation of two transmitters with different frequencies (video and sound signal support), loaded on one general (common) antenna.

Prevents mutual influence of transmitters and their cross modulation.
The device is made as double, 3-dB stubbed bridge with two band rejection  filters.

SPECIFICATIONS

Range frequencies 470…780 MHz
Operating frequency band 10 MHz
Input  VSWR 1,3
Losses of a path:
    -sound support 1,5 dB
    – of the video-signal 0,6 dB
Power suppression of one transmitter to the input of other 30 dB
Dimensions 250x160x60 mm
Weight 1,5 kg

 

ULTRAHIGH FREQUENCY DUPLEXING FILTER 

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