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Strange frequency
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2008-04-12, 08:10 AM
paddington
crumpet-stuffer
TTD Staff
Join Date: Jan 2005
Location: UK
Re: Strange frequency
Quote:
Originally Posted by
cobain72
Hi,
can anyone tell me, what's that strange 'line' at 19000hz is. How comes the origin??
http://img518.imageshack.us/my.php?image=freqzq9.jpg
Thanks
19kHz tone is used by the FM transmission system in the US to alert the receivers to decode the mux into two channel stereo.
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