Re: Picture not bright enough when tuned to a station.


"alitonto" <alitonto@xxxxxxxxxxx> wrote in message
news:1134911729.854047.38790@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
> Digitor TV 12 volt portable.
> The picture on the screen lacks contrast and brightness even when
> controls are set to maximum, however I noticed that the screen has
> plenty of brightness up to a point just before a station is actually
> tuned.
> If I tweak the G2 I get scan lines.
> Why would the brightness on the screen go lower when a station is in
> tune?
> Thanks for any feedback.
> A.T.
>
Video AGC ? Poorly designed post detector video clamp circuitry ?

Arfa


.

Relevant Pages

  • Re: Vector 21 / Star Fury 3D received ..
    ... the Imager on when only the Station was present on screen (ie. not ... I guess I thought the Station was ... I couldn't see any stars; could the brightness of my ...
    (rec.games.vectrex)
  • Re: Asteroid heading our way
    ... as a rapidly-moving bright dot moving across the night-time sky, ... elevation and brightness of the satellite will change. ... the station will grow steadily in size. ... and continue to add components until the space station reaches the ...
    (sci.physics)
  • Re: Station brightness
    ... the station has been nothing more than an average star in terms ... of brightness on the sky on most passes. ... could change brightness level in any visible way, ...
    (sci.space.station)
  • Picture not bright enough when tuned to a station.
    ... The picture on the screen lacks contrast and brightness even when ... controls are set to maximum, however I noticed that the screen has ... plenty of brightness up to a point just before a station is actually ...
    (sci.electronics.repair)
  • Station brightness
    ... the station has been nothing more than an average star in terms ... of brightness on the sky on most passes. ... could change brightness level in any visible way, ...
    (sci.space.station)