Full Freeview on the Tacolneston (Norfolk, England) transmitter
Brian Butterworth first published this on - UK Free TV
Google Streetview | Google map | Bing map | Google Earth | 52.518,1.139 or 52°31'6"N 1°8'22"E | NR16 1DW |
The symbol shows the location of the Tacolneston (Norfolk, England) transmitter which serves 330,000 homes. The bright green areas shown where the signal from this transmitter is strong, dark green areas are poorer signals. Those parts shown in yellow may have interference on the same frequency from other masts.
This transmitter has no current reported problems
The BBC and Digital UK report there are no faults or engineering work on the Tacolneston (Norfolk, England) transmitter._______
Digital television services are broadcast on a multiplexes (or Mux) where many stations occupy a single broadcast frequency, as shown below.
64QAM 8K 3/4 27.1Mb/s DVB-T MPEG2
DTG-12 QSPK 8K 3/4 8.0Mb/s DVB-T MPEG2
H/V: aerial position (horizontal or vertical)
Which Freeview channels does the Tacolneston transmitter broadcast?
If you have any kind of Freeview fault, follow this Freeview reset procedure first.Digital television services are broadcast on a multiplexes (or Mux) where many stations occupy a single broadcast frequency, as shown below.
64QAM 8K 3/4 27.1Mb/s DVB-T MPEG2
DTG-12 QSPK 8K 3/4 8.0Mb/s DVB-T MPEG2
H/V: aerial position (horizontal or vertical)
Which BBC and ITV regional news can I watch from the Tacolneston transmitter?
BBC Look East (East) 0.8m homes 3.2%
from Norwich NR2 1BH, 16km northeast (37°)
to BBC East region - 27 masts.
70% of BBC East (East) and BBC East (West) is shared output
ITV Anglia News 0.8m homes 3.2%
from NORWICH NR1 3JG, 16km northeast (38°)
to ITV Anglia (East) region - 26 masts.
All of lunch, weekend and 80% evening news is shared with Anglia (West)
Are there any self-help relays?
Gt Yarmouth | Transposer | 1 km S town centre | 30 homes |
Lowestoft (2) | Transposer | Rotterdam Rd | 125 homes |
How will the Tacolneston (Norfolk, England) transmission frequencies change over time?
1950s-80s | 1984-97 | 1997-98 | 1998-2011 | 2011-13 | 2013-18 | 2013-17 | 17 Jul 2018 | ||
VHF | C/D E | C/D E | C/D E | E | E T | W T | W T | ||
C3 | BBCtvwaves | ||||||||
C31 | com7 | com7 | |||||||
C32 | _local | ||||||||
C37 | com8 | com8 | |||||||
C39 | +ArqB | +ArqB | ArqB | ||||||
C40 | BBCA | ||||||||
C42 | SDN | SDN | SDN | SDN | |||||
C43 | D3+4 | ||||||||
C45 | ArqA | ArqA | ArqA | ArqA | |||||
C46 | BBCB | ||||||||
C50tv_off | BBCB | BBCB | |||||||
C52tv_off | C5waves | C5waves | |||||||
C55tv_off | BBC2waves | BBC2waves | BBC2waves | -BBCA | -BBCA | -BBCA | com7tv_off | ||
C56tv_off | COM8tv_off | ||||||||
C57tv_off | LNR | LNR | |||||||
C59tv_off | ITVwaves | ITVwaves | ITVwaves | -D3+4 | -D3+4 | -D3+4 | |||
C62 | BBC1waves | BBC1waves | BBC1waves | BBCB | |||||
C65 | C4waves | C4waves | C4waves |
tv_off Being removed from Freeview (for 5G use) after November 2020 / June 2022 - more
Table shows multiplexes names see this article;
green background for transmission frequencies
Notes: + and - denote 166kHz offset; aerial group are shown as A B C/D E K W T
waves denotes analogue; digital switchover was 9 Nov 11 and 23 Nov 11.
How do the old analogue and currrent digital signal levels compare?
Analogue 1-4 | 250kW | |
SDN, ARQA, ARQB, BBCA, D3+4, BBCB | (-4dB) 100kW | |
com7 | (-9.6dB) 27.4kW | |
com8 | (-10.2dB) 24kW | |
Mux 1*, Mux 2*, LNR | (-14dB) 10kW | |
Mux A*, Mux B*, Mux C*, Mux D* | (-17dB) 5kW | |
Analogue 5 | (-18dB) 4kW |
Local transmitter maps
Tacolneston Freeview Tacolneston DAB Tacolneston TV region BBC East Anglia (East micro region)Which companies have run the Channel 3 services in the Tacolneston transmitter area
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Monday, 7 September 2015
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jb388:27 PM
Mark Chadwick : You should also be aware that engineering work is presently being carried out at the Tacolneston transmitting station, a warning of "possible service interruptions" having been posted to this effect, the point being, if the retune you refer to has been carried out whilst the signal was down (or very low) this will have deleted everything stored in the tuner, a further auto-tune being required to load the channels back in.
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jb388:56 PM
Mark Chadwick : Also meant to say, if another auto-tune does not resolve the problem, it would be prudent to check with some other household located nearby for the purpose of ensuring that a signal is there to receive, as the engineering work referred to is of an ongoing nature, meaning that the signal could go down at any time during the day, and possibly on more than one occasion.
You should by the way, also carry out the checks mentioned by MikeB, this action being essential if its found out that your neighbours reception is OK.
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Monday, 16 November 2015
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Jon2:11 AM
I arrived here after Googling 'freeview problems', I can see no mention of engineering works, so this is our problem..
The last couple of days have seen problems with COM7 (UHF 31) DVB-T2 HD Mux - I can get the channels but they lock-up,freeze or pixelate to the point of being unwatchable.
COM 8 (UHF 37) DVB-T2 HD Mux has disappeared completely and attempting to manually scan UHF 37 locks on to the PAT, PMT & SDT but no channels found.
I spoke to a friend who suggested it may be due to 4G interference, but surely any 4G interference would cause problems on the muxes closer to 800mhz, PSB1 & PSB2 (745mhz & 777mhz, respectively.
The 2 muxes I am having problems with are COM7 at 554mhz & COM8 at 602mhz
So I doubt that is the problem, he also mentioned the trong wind we are experiencing at current.
I have no idea if he is talking rubbish or he is actually correct, Can anyone with proper technical know-how shed any light on this situation?
Thanks in advance - Jon
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MikeB11:58 AM
Jon: You havn't given us a postcode, so we dont know where you are in relation to the transmitter.
However, could be a couple of things. You might have noticed a load of problems from people, whose normal reception has completely gone up the wall. The most likely explaination is the high pressure system over parts of the UK at the moment. If you only started to get the problem in roughly the last week, it might well be that. Since this sort of thing doesn't happen all that often, and like all UK weather, will change, hopefully soon that should be it.
Next - what is your signal strength like on those Mux's? If its 90-100%, then its too high. HD is more likely to get hit by too high a signal strength, so a picture breaking, going entirely, etc, might be that the turner is screaming, not that there is a problem elsewhere. If it is very high, get an attenuator (Toolstation do a variable attenuator with F fittings for 3.79, and fixed ones can be had from Amazon for less than 2 each - which is what I use). See 'too much of a good thing' on this website. BTW - do you have an amplifier? That could be part of the problem.
Could be 4G. But the bulk of people who suggest that dont end up with that as the actual problem - signal strength, dodgy cables are much more likely to be at fault. If you put your postcode into the site, there will be a link to a map of 4G sites, so you can see how close you are.
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Jon1:07 PM
Norwich
Thanks for your reply MikeB :)
NR2 4HG
Firstly, the problems seem to have disappeared today and after manually rescanning the UHF numbers I now have all muxes and they all appear to be fine.
It all started started Friday evening around 9pm, initially on just com7, Saturday com7 was even worse and so I stupidly did a rescan.
This caused com8 to disappear and com7 to get even worse.yesterday (sunday) things got even worse with the SD muxes displaying the same symptoms.
This morning around 10am everything appeared to return to normal, a rescan got me back com8 and com7 appears to now be flawless.
The signal strength on the muxes has been and always is 90%, yet over the weekend when the problems started it was jumping from 90% to 5% constantly in sync with the picture break-up.
I would postulate that the weather is at fault, if I recall correctly we had a similar problem a couple of years ago with the 'newer' HD mux (BBC4 HD, BBC News HD etc) giving the exact same problems, but they seemed to disappear after a couple of days.
Thanks for the suggestion of an attenuator, it's something I will look in to if this problem resurfaces.
Thanks again MikeB for your help!
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Jon's: mapJ's Freeview map terrainJ's terrain plot wavesJ's frequency data J's Freeview Detailed Coverage
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MikeB1:51 PM
Jon: It does sound like the weather, but your just 16km from the transmitter, and 90% is way high - 'see too much of a good thing'. An attenuator would bring it down enough to avoid the HD channels breaking up. They might have been just at the limit, but not quite getting there, until the high pressure system came along.
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Tuesday, 24 November 2015
J
Jon1:13 PM
I have returned to hopefully help other users.
It is almost unbelievable how crazy the explanation is.
It transpires that my issues with FV reception is down to my own stupidity, the weekend when I suffered all the problems I tried to print a document, my printer was out of ink so I pulled the printer out.
Doing this caused my speaker cable to rest upon my coax cable from the aerial!
When I put the printer back after the weekend I managed to move the speaker cable away from the coax. DOH!
I received my new cartridges for the printer yesterday and pulled the printer out to install them, upon putting the printer back it would appear that the speaker cable was again resting on the coax, and as a result COM7 was playing up last night.
Luckily I managed to equate that moving the printer was the problem, so I looked behind the printer, noticed the speaker cable upon the coax cable and moved them away from each other = problem solved!
So may advice to anyone suffering FV problems, check for any cables touching, it seems so stupid to say, but this clearly caused my issue.
I am so glad I did not get an engineer out or invest in any new hardware.
Thanks again for your help!
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Jon1:21 PM
Out of interest Mike, what strength attenuator would I require?
There appear to be variable ones (although these seem to get negative feedback) and they also come in 3dB, 6dB & 12dB flavours.
Which one would you recommend Mike?
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MikeB8:37 PM
Jon: Glad you got it sorted, and sometimes its the maddest things which cause the problem!
As for attentuators, its kind of whatever works. Toolstation do a variable one for 3.76, and when I used mine the other day to try to calm down the HD box, its worked surprisingly well. On the other hand, when I used it before, it didn't have much effect, and I ended up with fixed ones. I bought from these guys 9dB Coax Plug Inline ATTENUATOR: Amazon.co.uk: Electronics a couple of different ones - 6db, 12db, etc.
If one isn't strong enough, you can always add another. So a 3db, a 6db and a 12db might be fine. They are also pretty cheap at about 1.50 each. They even fit together, so all you need is an extra coax to complete the link - again, Toolstation do shielded ones for 1.19. By the sound of it, something shielded might be no bad thing anyway. Toolstation do really cheap Hook & Loop (Velcro) Cable Ties as well, so you can keep cables away from each other.
See if you can bring it down a little, and if the strength/picture isn't jumping around, leave it be. Good luck.
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Thursday, 21 January 2016
N
Norman Shilling2:06 PM
I have built in Freeview on my Panasonic TV and DVD and I receive all channels ok but the TV Guide Does Not Fully Update with times and programmes missing. I have Re-tuned several times but it doesn't improve. I have an aerial in the loft which was in the house when we moved here three years ago, not sure how old it is but it looks quite old and basic.
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