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uk.rec.audio (General Audio and Hi-Fi) (uk.rec.audio) Discussion and exchange of hi-fi audio equipment.

Automatic volume control pre-amp



 
 
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  #41 (permalink)  
Old July 24th 04, 07:36 AM posted to uk.rec.audio
Tim S Kemp
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Posts: 298
Default Automatic volume control pre-amp

Pooh Bear wrote:
Peter wrote:


Suggest you look at Behringer ( semi pro-audio gear ) and select their
simplest limiter / compressor currently available. They're quite good.

Being 'pro' it doesn't use 'phono' / RCA inputs / outputs though - so
you'll have to make some leads to convert to jack or XLR plugs /
sockets.


Don't buy their cheapest, get a Composer Pro XL which should be about 100
quid. Much better sound quality than the cheap ones.


--
slightly greasy solar atoms...


  #42 (permalink)  
Old July 24th 04, 07:37 AM posted to uk.rec.audio
Tim S Kemp
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Posts: 298
Default Automatic volume control pre-amp

Pooh Bear wrote:

Are you sure that Nicam audio is compressed like the standard signal
? I've heard several inconsistencies recently between the mono and
stereo sound.


I rarely listen to the nicam now, watch freeview with the optical out into
my AV amp.

--
slightly greasy solar atoms...


  #43 (permalink)  
Old July 24th 04, 09:44 AM posted to uk.rec.audio
Dave Plowman (News)
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Posts: 5,872
Default Automatic volume control pre-amp

In article ,
Pooh Bear wrote:
Modern TVs and their ancillaries like 5.1 can happily handle 'hi-fi'
dynamics. It seems that some producers have used this to 'enhance' their
audio. Sadly this results in a dynamic range that may not be entirely
suitable for the home.


I'd like you to give even one example of this from domestic TV production.

The reverse is actually the case - dynamic range is considerably less than
it used to be.

--
*When you've seen one shopping centre you've seen a mall.*

Dave Plowman London SW
To e-mail, change noise into sound.
  #44 (permalink)  
Old July 24th 04, 09:46 AM posted to uk.rec.audio
Dave Plowman (News)
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Posts: 5,872
Default Automatic volume control pre-amp

In article ,
Pooh Bear wrote:
Are you sure that Nicam audio is compressed like the standard signal ?
I've heard several inconsistencies recently between the mono and stereo
sound.


The mono FM feed is derived off the stereo one at the transmitter.

--
*A closed mouth gathers no feet.*

Dave Plowman London SW
To e-mail, change noise into sound.
  #45 (permalink)  
Old July 24th 04, 03:39 PM posted to uk.rec.audio
Pooh Bear
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Posts: 203
Default Automatic volume control pre-amp



"Dave Plowman (News)" wrote:

In article ,
Pooh Bear wrote:
Modern TVs and their ancillaries like 5.1 can happily handle 'hi-fi'
dynamics. It seems that some producers have used this to 'enhance' their
audio. Sadly this results in a dynamic range that may not be entirely
suitable for the home.


I'd like you to give even one example of this from domestic TV production.

The reverse is actually the case - dynamic range is considerably less than
it used to be.


Apparently your experience differs to mine.


Graham

  #46 (permalink)  
Old July 25th 04, 08:22 AM posted to uk.rec.audio
Jim Lesurf
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Posts: 3,051
Default Automatic volume control pre-amp

In article , Pooh Bear
wrote:


"Dave Plowman (News)" wrote:


In article , Pooh Bear
wrote:
Modern TVs and their ancillaries like 5.1 can happily handle 'hi-fi'
dynamics. It seems that some producers have used this to 'enhance'
their audio. Sadly this results in a dynamic range that may not be
entirely suitable for the home.


I'd like you to give even one example of this from domestic TV
production.

The reverse is actually the case - dynamic range is considerably less
than it used to be.


Apparently your experience differs to mine.


I don't doubt that there *are* 'TVs' that can provide a hifi standard of
reproduction. However ours certainly doesn't. Nor do those of friends I
have listened to. All widescreen CRT types, bought in the last few years,
for a few hundred quid a pop. Hence I'd suspect probably fairly typical of
what most people buy as a TV.

The sound from our TV shows a whole range of problems. The loudspeakers are
clearly coloured and sound like plastic boxes. The sound - even sourced
from NICAM or an external source - when passed through the set becomes
noticably distorted. And if you turn the set volume down to nil you can
still clearly hear both hiss and hum from the TV speakers if you put your
head within a foot or so of them.

Similar effects from the other TVs I have heard.

To deal with this I just bypass all audio so that none of it comes from or
goes through the actual TV. Hence just use the TV as a display screen.

Curiously, our previous 20-year-old previous 4:3 had much better sound,
albiet mono and not NICAM. Replaced it due to the need for widescreen,
stereo, and scarts.

I'd also agree with Dave that my impression is that the bulk of TV
programmes have sound with a quite compressed dynamic range.

Slainte,

Jim

--
Electronics http://www.st-and.ac.uk/~www_pa/Scot...o/electron.htm
Audio Misc http://www.st-and.demon.co.uk/AudioMisc/index.html
Armstrong Audio http://www.st-and.demon.co.uk/Audio/armstrong.html
Barbirolli Soc. http://www.st-and.demon.co.uk/JBSoc/JBSoc.html
 




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