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On 15/07/06, David Lennick wrote:

>> My experience with commercial recordings is limited, but I've seen
>> compression of all sorts, clipping of several db and all the other
>> ills
>> of poor engineering on DDD ADD and AAD classical recordings. Why
>> would
>> the first two be safe from corruption in broadcast?
>> 
>> Mike
>> --
> 
> They aren't..my (possibly incorrect) assumption is that at least ADD
> processing might have minimized the tape hiss and background noise.
> When I did a "collectors' classics" show on CJRT in the 80s and 90s, I
> had to make an unofficial arrangement with engineering to get them to
> shut off the limiters immediately before airing my show, or surface
> noise and crap would have been overwhelming. The particular CD I
> mentioned may be eminently listenable on most systems but not on a
> radio station which is aiming to put out a signal as loud as
> everything else on the dial. A couple of years ago the Buffalo station
> had similar problems any time it put on a Mercury Living Presence
> reissue or a Sony reissue of any old Ormandy recordings. I don't
> notice this now but I don't know whether they improved their signal or
> acquired better transferred CDs.

CDs with less hiss are not necessarily better transfers. They might be
better for broadcasting on compressed radio, but over-processed for use
on a good audio system. 

Regards
-- 
Don Cox
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