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All posts by jb38

Below are all of jb38's postings, with the most recent are at the bottom of the page.


Barry Martin: A dish used for Sky reception is technically identical to that required for Freesat and so some other factor has to be involved.

When you say that the picture is inferior, in exactly what way do you mean? are the Freesat boxes HD? and if they are using HDMI connections into their respective TV's.

It would also assist to have knowledge of the Freesat brand models being referred to.

As far as the picture being OK on the Freesat boxes when tested back home is concerned, that has to be connected to the settings on your TV as the quality of a picture does not change by anything connected to the dish its being used on, because any deficiency there results in pixelation, intermittent picture freezing etc.

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victoria otchere: If you are referring to a Sky box press "services - 4 - 6" and check if anything is being indicated on the strength / quality bars. If not then disconnect the box from the mains supply and wait 30 seconds or so before reconnecting it, then once it responds to the remote control let it go through the searching for listings procedure.

If though you are not referring to a Sky box then maybe you could indicate what!

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Glenda Lilley: If you are referring to viewing these channels via the dish then nothing will change, but though your box will in effect revert to being a standard non recording / playback type as Sky will disable your access to this facility at around the same time as they do your ability to view package channels, that is unless you take out another subscription (believe £10.25 per month) purely to allow you to retain the recording facilities.

You can check on the channels that you will be able to view by temporarily removing your viewing card.

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jamie: If the signal returned when you swapped the two leads over then that indicates that the lead that was originally connected into the boxes LNB1 position (now in LNB2) is defective, and although the LNB port that previously fed the signal to the boxes LNB1 input might well have an intermittent fault, its more likely to be the case that water has entered its "F" connector, this requiring the connectors gland nut to be unscrewed to release the body of the plug from the LNB, then further unscrewed from the coax for purposes of checking.

Of course if this has happened again after having originally changed the leads over and left them that way? as there is no technical difference between them anyway, then it could be that there is water contamination in both connectors.

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Dennis: You will really have to clarify what you are referring to, as signals picked up by satellite dishes (should you be referring to this) operate in the higher 10 to mid 12Ghz "microwave" frequency ranges and which are approximately 4 to 5 times higher than that used by your microwave oven, whereas terrestrial aerials used for Freeview and such likes operate on UHF frequencies from approximately 470 to 850Mhz or so, the latter being reduced to 786Mhz for purposes of accommodating 4G phone use.

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What is a CA module?
Tuesday 26 March 2013 11:41PM

stewart Quigley: The CA or "conditional access" module containing the viewing card plugs into the slot in the TV to enable subscription services to be accessed, if you open the undermentioned link it will give you an idea of what I am referring to.

Top Up TV Freeview CAM & TopUp Viewing Card for ESPN Sport NEW | eBay

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Watt: With regards to the problem mentioned, purely for purposes of elimination I would be interested to know the outcome of a couple of tests, albeit that by rights no changes should be noticed if all is in order.

The first is to leave the Humax on its signal condition screen and note if any changes are evident when you remove the daisy chain RF connection from the Humax into the TV.

If not, then try moving the HDMI cable around that links the box into the TV whilst closely observing if any changes are seen in the signal quality whilst doing so.

I did note you mention that both TV and Humax are tuned to the same two muxes, as other than that I would have been inclined to be thinking along the same lines as ian from notts insomuch that the Humax might possibly be tuned to another transmitter, Lark Stoke being the most likely as the predictor does indicate fractionally better reception of ArqA Ch44 / ArqB Ch47 from that transmitter, but though if you have double checked that both are on the same mux channel numbers then that has to be discounted.

The aspect I find rather puzzling being, that although the tuners used in Philips TV's are generally very good (although model dependant) Humax tuners also come into that category but with no qualification such as that made regarding the Philips, and with this being why I find what you are reporting to be a bit unusual.


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Humax FOXSAT-HD freesat HD | Freesat
Thursday 28 March 2013 9:29PM

ted: It has to be appreciated that Humax uses the name "FOX" in both their Freesat and Freeview ranges, this being why its important to have either the model number of the box or alternatively the full name of the model.

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Watt: Yes, as everything you have mentioned regarding Lark Stoke etc is quite correct as far as picking it up on the rear of your aerial is concerned, albeit with it not only being 40 degrees out but also on the wrong polarity.

But though its the content in the latter paragraph of your reply that I also find to be puzzling because it should simply not happen where a Humax device is involved, but the fact that it does is inclined to indicate the existence of some type of oddball problem, this being why I requested that you try these tests whilst the Humax was effectively isolated in the RF sense from the TV, i.e:- no daisy chain link.

The other point I forgot to mention being to make sure that the antenna power supply is switched off on the Humax, this achieved via the installation menu.

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Tony Hewitt: Ilchester Crescent as well as Kings Weston, Mendip and a sizeable number of other transmitters covering the West region are on the engineering notice board as being liable to interruption starting the week commencing 25th March, and so I would advise you to try retuning at intervals starting later on today.

However should you find that the problem still exists, then if at all possible you could maybe check with a neighbour to determine if they are also experiencing difficulty with the reception of BBC, but though should it subsequently transpire that they are not then there is obviously a problem with your set up and so you should carry out a "manual tune" signal test on BBC mux Ch41, this achieved by entering the channel number in the "manual tune" box but NOT followed by pressing search or scan, giving an update on the result.


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