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All posts by Robert Dallenger

Below are all of Robert Dallenger's postings, with the most recent are at the bottom of the page.


I've recently bought a Humax PVR to replace my old Pace Twin. I had it installed for a week via RGB Scart which appeared to be ok, although I did not test for long the HD Multiplex (BBCB). Since switchover, I have just bought an HDMI extender to make use of these channels on another tv in a different room. The extender uses cat5 cabling.
The problem I am having is with all the HD Multiplex pictures either breaking up or disappearing completely. When the Humax video format is set on 576i or 576p, ALL is ok, but as soon as I select either 720i/p or 1080i/p I lose the signal. I can however play back recordings OK from those channels, which I had recorded pre-switchover. I have tried plugging my PS3 into the HDMI extender and that works fine too, so I don't believe it is the HDMI extender that is at fault here. I believe it could be a problem with the downlead from the aerial splitter as the one which goes to the living room appears to be fine because when plugging the HDMI directly into the living room tv and using the aerial connection in there, there is no loss of signal.
I have remade the connection, but the problem still persists. Can anyone tell me why though, it is ok in 576i/p and it is also ok for a minute or two in 720 or 1080. Could it be an overheating problem with the Humax?
I'm usually pretty good when it comes to this stuff, but this one has me stumped. My next move is to try my Panasonic Freeview PVR on that same downlead to see if the same thing happens on that.
All other frequencies appear to be ok, although some do give a lower quality of signal than others. It is a wideband aerial fitted a couple of years ago with new cabling.

If anyone else can input anything into this problem, it would be much appreciated.

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Robert Dallenger: Forgot to say that I am on the Crystal Palace Transmitter.

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Catherine: Is this happening on ALL frequencies or just one in particular? I'm having a similar problem with a Humax PVR myself post Crystal Palace switchover but mainly on HD Channels.

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