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All posts by Chris.SE

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


Barry Wilson:

My first question would be have you changed anything in these last few weeks? If not, as the Freeview channels you specifically mentioned are on different multiplexes, it's most likely that the problems have been due to Planned Engineering work that would have been taking place in preparation for retunes at Belmont, the first of which is due on 23rd October when COMs 7&8 change UHF channels.
That said, there's no announced Planned Engineering this week so I would expect things to be stable at present. Are you still having the same problem this week?

If you put your postcode into the DigitalUK checker About us | Freeview you'll see that Belmont is the only likely predicted transmitter. You could look at your TV's tuning section to check you are correctly tuned to the UHF channels for Belmont.

If you have changed nothing, I think it very unlikely that you've suddenly got too much signal as each of your 3 TVs and BT box will have different sensitivities and each be affected differently. If you are still having the same problem this week, I would be inclined to check things like your aerial & its connection and coax for damage and possible water ingress that might have been caused by some of the very bad weather in recent times.

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Lorraine ross:

That would be easy if we knew where you were ;) A full postcode will help, or you can put it into About us | Freeview where the DigitalUK site will give you the information.

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SeeMoreDigital:

Yes, that list at the top of the page is "incorrect" as pointed out by MikeP in a post immediately prior to yours on the 7th October which you'd appeared to have read by your response! In that prior post and since, in reply to your post, MikeP has referred to the DigitalUK site which has accurate and correct listings (as per your list) as DigitalUK are the responsible authority for publishing the information on behalf of OFCOM and Arqiva. I guess you didn't look at it, eg. see About us | Freeview where you will also see details of some upcoming reception changes and retune events.

For a more accurate prediction of reception and changes at your location, you need to put your postcode into About us | Freeview

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Miike Lynch:

Hmm, if I've understood your post correctly it's Freesat you are having the problem with and this suggests an equipment issue of some sort.

First I would check that your dish or LNB doesn't appear to have moved. Then I'd try to completely clear the existing Freesat tuning on your set by some sort of reset (enter your tuning menu to see options) or failing that do a Freesat auto tune with the satellite input unplugged, then do an auto-retune with it plugged back in and see if that solves the issue. It does sound like some sort of set tuning problem.

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Full technical details of Freeview
Tuesday 8 October 2019 9:09PM

Richard James:

Is your aerial still pointing roughly SE with the rods vertical? because Rowridge is almost W from you!
If your aerial is still pointing at Whitehawk Hill (and that is the transmitter that you want), I would try a retune, first with the aerial unplugged to clear all existing tuning, and the plug the aerial back in and do another retune to see if that solves the issue.

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Ian:

Putting your postcode into the DigitalUK checker About us | Freeview shows no predicted reception from Pontop Pike but Very Good reception from Chatton. The aerial should be pointing roughly NNW (327deg) with the rods horizontal. You can also check from your receiver's tuning section that you are tuned to the correct UHF channels for Chatton.

What you describe sounds very much like interference from some equipment that is on a timer as it starts at "precisely" the same time each night.

The usual culprit at that time of day would be off-peak electric heating, but at the same time the fact that it doesn't stop at around 7hrs or so later and is variable is a slight puzzle.
The only thing I can think of in connection with that would be where a heater has a fan, where the fan can run later than the heating input and is perhaps temperature dependant.

Another possibility is security or other (Discharge) lighting which comes on with a timer but is set to go off some time in daylight but the actual turn off is controlled by a daylight sensor - which at this time of year, with recent weather conditions could be very variable. By Discharge lighting I mean not plain tungsten or halogen, but fluorescent, low or high pressure sodium or mercury, or metal halide.

Note, none of such equipment need be yours, it may be a near neighbour or public utility as when faulty it can produce strong interference which can radiate and/or travel up the mains supply. There is the possibility that the equipment producing such interference is switched on & off manually, and is turned on by someone starting a job at exactly the same time each night but finish times being variable.

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SeeMoreDigital:

If you re-read that MikeP's post prior to your 7th Oct. quote "This independent website is maintained occasionally by the owner, Briantist. "

So your guess is as good as anyone else's! And for the record, this isn't the only page with errors or changes that haven't yet happened.

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Barry Wilson:

I might suspect the amplifier/splitter is on the blink. When you say you've tried disconnecting the "amplifier box", did you try connecting your main (or any one even) tv outlet coax direct to the aerial coax and see if the signal is stable although it will be lower. Also check that the power supply/mains for the amplifier isn't intermittent - a loose connection? Assuming the mains is ok, if it's all stable direct, then I'd get another amplifier/splitter - a bit cheaper than getting an aerial contractor out.

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Full technical details of Freeview
Wednesday 9 October 2019 4:07PM

Ian Foster:

Putting your postcode into the DigitalUK checker About us | Freeview shows you should be ok with the aerial pointing at Emley Moor (64km away) almost due SW (220deg) at your location - the rods should be horizontal. You should also get a very good signal from Bilsdale (36km away) aerial pointing just W of N (346deg), rods horizontal, but that's Tyne Tees region rather than Yorkshire which you probably know.
There are some retune events and reception changes coming up, you'll see the details if you use the checker which shows the first Emley Moor change on 23rd Oct. when COM8 moves from UHF34 to UHF56.

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Mrs Jane Sabine:

As you may now have noticed, from the post immediately before yours and one since, from Transmitter Engineering, the Ventnor transmitter was off-air for a good few hours, presumably due to some sort of fault as no Planned Engineering was listed. I assume you now have your signals back.

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