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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.

J
Aerial group performance | Rigger's zone
Wednesday 9 July 2014 9:08PM

KMJ,Derby: Re: DAT HD Boss 790. l fully agree with your reservations regarding the design of the preamp used in this aerial, a device that in my opinion is a bit of a gimmick typical of Televes, the so called "plus point" of auto-gain being a ludicrous idea as its something which is almost guaranteed to cause problems in areas where some Mux channels are received at a different level from others, the end result being that the already weak Muxes get even weaker (or vanish) in the same way as happens in an area affected by a 4G signal, that is prior to a filter being installed!

I likewise fully endorse your latter comment with regards to using a log periodic in conjunction with a variable gain amp, a combination that in my experience gives excellent results that are hard to beat.

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J
Aerial group performance | Rigger's zone
Wednesday 9 July 2014 9:16PM

I now see that I failed miserably in my "reading ease / grade score" another idea I have severe reservations about!!

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J
Aerial group performance | Rigger's zone
Wednesday 9 July 2014 11:54PM

MikeP: Yes, as some queries made by a viewer can only, by necessity, be replied to in what's considered to be a technical fashion whereby triggering the red indicator bars.

The idea might be quite OK for certain types of sites, but in my opinion not on any site where technical issues are frequently involved such as in the case of UK Free - TV, as the grading & score system is too simplistic.

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J
Freeview modes | Installing
Saturday 12 July 2014 3:02PM

Jackson G: The aspect of your problem that's still inclined to suggest its being caused by software defect is the fact of the TV shutting down when certain channels containing a 4 are selected, as virtually nothing you might try should result in this happening except when possibly connected with software updating, a TV shutting down / restarting on completion of same being the norm, but which in this particular instance is not applicable.

On the issue of the software, although the full model number of your TV is really required (that is including five letters after 4500) it would appear that the software version on your model should be 1027.2 issued on December 14th 2013 to replace the older 1027.1, maybe you could go into the software updating screen and check the number that's listed!, if though by any chance you do have version 1 (or older) then the snag is that the update can only be achieved via a download from Samsung's site into a USB memory stick, this then downloaded into the TV via its USB socket.

On the subject of the error rate spiking during channel changing onto the problem channels, if this is only observed when those channels are involved then its symptomatic of a problem being detected with same, although I wouldn't attach too much importance to this as its liable to occur on other devices that are not suffering from any problems.

However, as far as signal strengths are concerned, could you confirm that your aerial is horizontally mounted and that you are receiving Freeview from the Pontop Pike transmitter (@ 11.5 miles / 213 degrees? and its not vertically mounted to suit Fenham @ 2.9 miles / 225 degrees? this station indicated (in theory anyway!) as providing a good signal at your location.

The only reason for enquiring being by you having mentioned e4+1 as being 22, which if referring to strength then OK, other wise Mux C22 is the channel used by Fenham for e4+1.

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J
Full technical details of Freeview
Sunday 13 July 2014 11:42AM

maggie: As the make / model of TV being referred to is unknown, before purchasing anything its best to take a careful look at the socket on the TV just to ensure that it isnt an HDMI socket, something that would create a more expensive problem if using an older Sky box fitted with two scart sockets. However, the undermentioned link might be to what you are looking for. Scart Adaptor Currys / Haier / Logik TV`s Only ** This cable is Not hdmi to scart **: Amazon.co.uk: Computers & Accessories

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MikeB / Ian M: I, for one, would certainly like to second the entire content of that said!!

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Michael: Regarding the white card, the message referred to will always come on, no matter what type of Sky box is being used, if any programme channel associated with a subscription package is selected when none is in force, or alternatively should one have been taken out and any programme channel out with the subscription package is selected.

It's really a case of, does any of that mentioned apply?


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J
Full technical details of Freeview
Sunday 13 July 2014 12:56PM

MikeB: Its not really me thats asking the question! but there are a few TV's around such as the brands mentioned on the link, that as a space saving measure are not fitted with a standard size scart connector to make the device easier to mount on a wall, and I think that Maggie has acquired one of those types.

One of the LG models (number of escapes me!) also requires a special connector.

When I referred to a possible problem if the socket was only an HDMI type and not a scart, then a special and higher priced, Scart to HDMI adaptor would have to be purchased if viewing via the Sky boxes RF modulator was also not possible.


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Graham : SDN being mentioned would indeed appear to be an error, however if you can view programmes on SDN such as ITV3 etc then you will likely be receiving it from the Preseli transmitter, a way to verify being to carry out a signal check whilst viewing ITV3 and note the number of the Mux channel associated with the strength / quality, if its C42 then the transmission is from Preseli.

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M Roberts : If the signal into your TV's aerial socket is being fed via the recorder, then try connecting the aerial lead directly into the TV and carry out a retune, if this action doesn't restore ITV then carry out a "first time installation" or "manufacturers default setting" on the TV followed by another retune.

Another point to note being, that dependant on the DVD recorders brand / model, if the problem mentioned only occurs when the DVD is in standby then make sure that its not set on eco mode, as on some models the RF link through from the aerial is disabled when its set on this mode.

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