Discussion:
Using PXI-5431and PXI-1411 to test MPEG-2 encoder/decoder
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ryanm
2005-08-22 19:11:19 UTC
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Hi Brian,
 
It sounds like you are going to send a signal from the PXI-5431 to a MPEG-2 encoder/decoder decoder device to create a test signal.  The test signal will then be compared to the "ideal" signal, which was sent from the PXI-5431 to the PXI-1411.  Is this correct?
 
Ryan M.
Applications Engineer
National Instruments
BrianPack
2005-08-29 20:44:06 UTC
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Ryan,
 
I want to connect two UUTs (Unit Under Test) together, one to encode the other to decode.  I want to use the PXI-5431 to generate composite NTSC into the encoder then acquire the same type of signal off the decoder with either the PXI-1411 or PXI-5122.  So the signal flow would be an analong NTSC signal into the encoder to be MPEG encoded then straight into the decoder to be MPEG decoded and then sent to the either the 1411 or 5122.
There is also a thread here <a href="http://forums.ni.com/ni/board/message?board.id=170&amp;message.id=138334" target="_blank">http://forums.ni.com/ni/board/message?board.id=170&amp;message.id=138334</a>&nbsp;I started on the same subject.
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Thanks,
Brian
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