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Subject
- Posted on
O.T. Television sound levels
- 08-03-2012
Re: O.T. Television sound levels
Boris Mohar wrote:
In the old days the levels were set properly and checked weekly. Any
volume changes were at the TV station, since the local channels were
processed by 'Heterodyne Signal Processors'. IOW, the off air was
downconverted to a standard TV IF signal. Then the Aural and Visual IF
level was set. Finally, they were upconverted to the channel you tuned
to, to watch that station. I spent four years repairing that type of
equipment in Cincinnati. Our headend was on the other side of the wall
from my workbench, and I could usually get to and fix problems before
the first complaint made it through the answering service. Today, CATV
systems don't hire people for that work and don't give a damn about
'Proof Of Performance'. They want enough people to drop analog service
so they can shut it down. Their QAM and ClearQAM signals come in
digital form, but most stations have cut their engineering staff to the
bone, and hire idiots to run master control. I saw the problems coming
and left CATV and broadcast engineering over 20 years ago.
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