Full Freeview on the Knockmore (Moray, Scotland) transmitter
Brian Butterworth first published this on - UK Free TV
Google Streetview | Google map | Bing map | Google Earth | 57.532,-3.136 or 57°31'56"N 3°8'8"W | AB55 6XP |
The symbol shows the location of the Knockmore (Moray, Scotland) transmitter which serves 31,000 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 Knockmore (Moray, Scotland) 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
H/V: aerial position (horizontal or vertical)
The Knockmore (Moray, Scotland) mast is a public service broadcasting (PSB) transmitter, it does not provide these commercial (COM) channels: .
If you want to watch these channels, your aerial must point to one of the 80 Full service Freeview transmitters. For more information see the will there ever be more services on the Freeview Light transmitters? page.
Which Freeview channels does the Knockmore 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
H/V: aerial position (horizontal or vertical)
The Knockmore (Moray, Scotland) mast is a public service broadcasting (PSB) transmitter, it does not provide these commercial (COM) channels: .
If you want to watch these channels, your aerial must point to one of the 80 Full service Freeview transmitters. For more information see the will there ever be more services on the Freeview Light transmitters? page.
Which BBC and ITV regional news can I watch from the Knockmore transmitter?
BBC Reporting Scotland 2.4m homes 9.2%
from Glasgow G51 1DA, 199km south-southwest (203°)
to BBC Scotland region - 230 masts.
STV News 0.4m homes 1.5%
from Aberdeen AB12 3QH, 77km southeast (126°)
to STV North (Aberdeen) region - 76 masts.
Are there any self-help relays?
Berriedale | Active deflector | 90 km NE Invernes, | 13 homes |
Carron | Transposer | 20 km S Elgin | 35 homes |
Glascarnoch C | Active deflector | ||
Langwell | Active deflector | 90 km NE Invernes | 3 homes |
Lochrosque | Active deflector | Lochrosque Lodge 40km W Dingwall | 2 homes |
Turriff C/p | Transposer | Aberdeenshire | 1 homes 60 caravans |
How will the Knockmore (Moray, Scotland) transmission frequencies change over time?
1984-97 | 1997-98 | 1998-2010 | 2010-13 | 2013-18 | 2013-17 | 23 Aug 2017 | |||
A K T | A K T | A K T | W T | W T | W T | W T | |||
C23 | ITVwaves | ITVwaves | ITVwaves | D3+4 | D3+4 | D3+4 | |||
C26 | BBC2waves | BBC2waves | BBC2waves | BBCA | BBCA | BBCA | |||
C29 | C4waves | C4waves | C4waves | BBCB | BBCB | BBCB | BBCB | ||
C31 | BBCA | ||||||||
C33 | BBC1waves | BBC1waves | BBC1waves | SDN | |||||
C36 | ArqA | ||||||||
C37 | D3+4 | ||||||||
C48 | ArqB | ||||||||
C53tv_off | SDN | SDN | SDN | ||||||
C56tv_off | _local | _local | _local | _local | |||||
C57tv_off | ArqA | ArqA | ArqA | ||||||
C60tv_off | -ArqB | -ArqB |
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 8 Sep 10 and 22 Sep 10.
How do the old analogue and currrent digital signal levels compare?
Analogue 1-4 | 100kW | |
BBCA, D3+4, BBCB | (-7dB) 20kW | |
SDN, ARQA, ARQB | (-10dB) 10kW | |
Mux 1*, Mux 2*, Mux A*, Mux B*, Mux C*, Mux D* | (-20dB) 1000W |
Which companies have run the Channel 3 services in the Knock More transmitter area
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Wednesday, 3 October 2018
J
Jackie Miles10:45 PM
Elgin
Postcode IV30 6AT
Purchased a new Samsung tv for the bedroom - tried a normal Ariel but unable to get any signal. Main tv in the house is with Sky but just want simple tv in bedroom. Please advise.
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Jackie's: mapJ's Freeview map terrainJ's terrain plot wavesJ's frequency data J's Freeview Detailed Coverage
Thursday, 4 October 2018
MikeP
10:40 AM
10:40 AM
Jackie Miles:
According to the Digital UK Coverage Checker, you are just 18 km from the KLnockmore transmitter, see Coverage Checker - Detailed View The channels used are: 31, 37, 29, 33, 36, 48. It is likely that you need to be using a wideband type aerial aimed at the transmitter on a bearing of 138 degrees.
When you say a " normal arial (sic)" ( you actually mean a normal aerial) do you mean one mounted externally on a roof or chimney stack or an indoor type? The indoor types will not be much good in your location so you need an external one properly mounted and aimed.
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S
StevensOnln110:41 AM
Jackie Miles: When you say a normal aerial, do you mean an indoor aerial or a rooftop/loft aerial. You're predicted to get a strong signal from Knockmore (18km away) so a decent rooftop (or possibly loft) aerial should be fine.
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Sunday, 5 June 2022
R
R Turner9:21 AM
All HD channels have voice issues. The sound doesn't match the picture. Tried the reset etc, not fixed. I am reading numerous reports of other people in the same area with the same problem. I have 3 tvs in the house, all modern flat screens with built in Freeview. This issue is affecting them all.
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C
Chris.SE11:12 AM
R Turner:
The Knockmore transmitter is currently listed for Planned Engineering with Possible effect on TV reception "Possible Pixelation or flickering on some or all channels".
This is probably what you are experiencing. It's worth checking all your coax connections etc. if the signal is weak, bad connections will not improve the situation.
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Tuesday, 7 June 2022
P
P Mackintosh12:17 PM
If there are no problems with knockmore why have I had black screen with no signal' since 21st May. FreeviewAdvice have advised me via e-mails that they are aware of problems yet still other sites indicate that there are no problems. Why are viewers not being told about current problems. My local MSP Richard Lochhead has been contacted and he in turn has contacted your CEO. Come clean tell it as it is and DO something about it.
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S
StevensOnln11:47 PM
P Mackintosh: Firstly, this is an independent technical help website which is not connected with either Freeview, or any broadcaster or transmitter company, so nobody posting here can do anything about any transmitter fault and it is extremely unlikely that anyone from Freeview will see your message here. The BBC's reception advice pages report no faults for Knockmore and neither I nor any other volunteer contributors have access to any other information.
If you provide a full postcode we can check what signal strengths are predicted to be like at your location and may be able to offer further advice. It's worth checking for simple faults such as any loose or damaged cables or connections behind your TV which can make the situation worse but are easily fixed.
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C
Chris.SE1:48 PM
P Mackintosh:
This is not Freeview's website, it's a free technical helpsite.
As advised in the post before yours, the transmitter is the subject of Planned Engineering and has been listed as such for a while now.
If you live in a weak signal area then the effects of the work may lead to no signal at times and if you retuned when you had no signal, it will have just cleared your correct tuning, and you'll have to retune again to see if you now have signal. If you haven't retuned at all - DON'T.
If you provide a full postcode we can look at your predicted reception and might be able to offer further advise.
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Monday, 19 December 2022
J
John Mair1:21 PM
Hi, All the channels I have tested on COM5 and COM6 are displaying
"The channel is scrambled or not available" since yesterday.
The other multiplexes are ok. Two other households locally have mentioned
many missing channels to us.
I can't really reset my humax to factory settings as we would lose too many recordings.
And now that I have heard that other households are having similar problems
I won't be resetting for a while yet.
This page reports "This transmitter has no current reported problems"
I think that might be erroneous and need updating.
kind regards, John Mair.
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John's: mapJ's Freeview map terrainJ's terrain plot wavesJ's frequency data J's Freeview Detailed Coverage
C
Chris.SE2:27 PM
John Mair:
I wouldn't reset any equipment or retune, you will most likely just lose your current correct settings. Give the same advise to your neighbours.
Transmitter reports here come from BBC Engineering, so unless a BBC service is affected a report is unlikely to appear here.
Unfortunately trying to find fault reports for commercial multiplexes is like getting blood from a stone!
Your could try contacting Arqiva who are the transmitter company responsible for those two multiplexes, make sure it's clear your neighbours have the same issue, so it's definitely a transmission problem. Try 0333-032-8000
Failing that you could try contacting one of the major TV broadcasters on one of those multiplexes and asking them if they can contact "whoever" to sort it as you can't watch - try Channel 4 as they have Film4+1 and 4Seven and others on ArqA,, or even QVC as they have QVC Beauty and QVC Style on ArqB. Commercial broadcasters ought to be concerned about a loss of viewers!
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