[linux-audio-user] Peak Level Monitor/Limiting[Fwd: linux-audio-user Digest, Vol 42, Issue 125]

rob rob at curates-egg.org
Fri Mar 30 03:46:04 EDT 2007


Phil Mendelsohn wrote:
>     If you think about this for a couple of seconds, you may
>     decide to reformulate your opinion.  In a low-level signal,
>     you say the "top" (Most Significant) bits will be zero.  In
>     a high-level signal, though, the bottom 12-bits are all ones.
</lurk>
Sorry - but this is just untrue.  A high-level signal has a larger 
peak-to-peak voltage/value and hence uses more of the available bits.  
The least significant bits will not be pinned at '1' as you appear to 
suggest.

[Apologies if I got the quoting wrong.]

cheers
R




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