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7

Example System: 

Sound Bar vs. TV Sound Comparison

 

The MH4-HD distributes video to  four HDMI sink devices, while the  1821 switcher handles audio for  sound bars. 

TouchSelect panel by 

each sound bar allows the customer  to activate the sound bar

, adjust 

volume, and toggle the audio from  sound bar to 

TV speakers. Since the 

TVs receive audio via HDMI, the 

TV 

sound toggle function is performed  by muting the 

TV using CEC control 

signals via the HDMI connection – a  function not available on standard  HDMI distribution amps. 

At the same 

instant, the 1821 switcher activates  the sound bar via optical signals. 

The 

whole experience is orchestrated by a  BrightAuthor program on the MH4-HD  MediaHub. 

MH4-HD

1821

TS04

CONTROL

 BUS

CONTROL

 BUS

DIGIT

AL

 AUDIO

DIGIT

AL

 AUDIO

HDMI

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