Full Freeview on the Sandy Heath (Central Bedfordshire, England) transmitter
Brian Butterworth first published this on - UK Free TV
Google Streetview | Google map | Bing map | Google Earth | 52.130,-0.242 or 52°7'47"N 0°14'33"W | SG19 2NH |
The symbol shows the location of the Sandy Heath (Central Bedfordshire, England) transmitter which serves 920,000 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 Sandy Heath (Central Bedfordshire, 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
H/V: aerial position (horizontal or vertical)
Which Freeview channels does the Sandy Heath 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)
Which BBC and ITV regional news can I watch from the Sandy Heath transmitter?
BBC Look East (West) 1.0m homes 3.7%
from Cambridge CB4 0WZ, 29km east-northeast (65°)
to BBC Cambridge region - 4 masts.
70% of BBC East (East) and BBC East (West) is shared output
ITV Anglia News 1.0m homes 3.7%
from Norwich NR1 3JG, 119km east-northeast (60°)
to ITV Anglia (West) region - 5 masts.
All of lunch, weekend and 80% evening news is shared with Anglia (East)
How will the Sandy Heath (Central Bedfordshire, England) transmission frequencies change over time?
1965-80s | 1984-97 | 1997-98 | 1998-2011 | 2011-13 | 12 Feb 2020 | ||||
VHF | A K T | K T | K T | W T | W T | ||||
C6 | ITVwaves | ||||||||
C21 | C4waves | C4waves | C4waves | +BBCB | BBCB | ||||
C24 | ITVwaves | ITVwaves | ITVwaves | D3+4 | D3+4 | ||||
C27 | BBC2waves | BBC2waves | BBC2waves | BBCA | BBCA | ||||
C31 | BBC1waves | BBC1waves | BBC1waves | ||||||
C32 | com7 | ||||||||
C33 | SDN | ||||||||
C34 | com8 | ||||||||
C35 | _local | ||||||||
C36 | ArqA | ||||||||
C39 | C5waves | C5waves | |||||||
C43 | _local | ||||||||
C48 | ArqB | ArqB | |||||||
C51tv_off | SDN | ||||||||
C52tv_off | ArqA | ||||||||
C55tv_off | com7tv_off | ||||||||
C56tv_off | COM8tv_off |
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 30 Mar 11 and 13 Apr 11.
How do the old analogue and currrent digital signal levels compare?
Analogue 1-4 | 1000kW | |
BBCA, D3+4, BBCB | (-7.4dB) 180kW | |
SDN, ARQA, ARQB | (-7.7dB) 170kW | |
com7 | (-13dB) 49.6kW | |
com8 | (-13.1dB) 49.1kW | |
Mux 1*, Mux 2*, Mux A*, Mux B*, Mux C*, Mux D* | (-17dB) 20kW | |
Analogue 5 | (-20dB) 10kW |
Which companies have run the Channel 3 services in the Sandy Heath transmitter area
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Wednesday, 31 December 2014
P
private and confidential 11:15 PM
Hello is 60% signal good enough I see break up sometimes but I get 60% q. I'm wondering if that's OK I know on sky anything over 50% is good but is it the same on freeview I'd appreciate a reply .many regards mrs oblington
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Thursday, 1 January 2015
MikeP
10:26 PM
10:26 PM
Mrs Oblington
60% quality is on the lower edge of what may be acceptable so could give problems. Signal strnegth is imprtant too and should be between 60 and 80% but a higher figure for quality is preferred.
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Saturday, 10 January 2015
B
bobby3:13 PM
Hi I'm getting BBC look east in Brest in France ... !!! Why is this
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MikeP
7:18 PM
7:18 PM
Bobby:
Atmospheric conditions. There's nothing anyone can do about how the atmospheric conditions affect transmission distances.
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Monday, 19 January 2015
Doug Brown
10:27 AM
10:27 AM
Are there any proposals to increase the power on the com 7 Multiplex to the same level as the PSB & com 4-6? Reception I get on com 7 Channels is variable at times, pixellation & drop out.
I have tried pointing the aerial to Crystal Palace but with much the same effect. I am limited to a loft aerial and amplifier which does not help. My postcode is CM18-6SR
Presents no real problem as I can watch BBC News & BBC 4 HD on my Freesat.
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Dave Lindsay
11:25 AM
11:25 AM
Doug Brown: No. I've explained the reasons for it being as it is here:
Waltham (Leicestershire, England) Full Freeview transmitter
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Thursday, 22 January 2015
M
mike8:27 PM
Since recent channel reorg on sandy heath I get message "due to technical problem service required not available. Try later" when selecting HD channel. Channel works but have to press yellow button to remove message. Manufacturer states message is from freebies not TV. Any suggestion?
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Tuesday, 27 January 2015
J
josh 8:41 PM
Do 4g filter's help interference from other sources such as cars going by and fridge going om .
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Dave Lindsay
10:26 PM
10:26 PM
josh : No.
They block UHF channels 61 to 69, which are those used by 4G base stations in the 800MHz band and which are just above that of TV frequencies.
UHF channel and frequency guide - Tech Information - Digital Spy
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Sunday, 1 February 2015
M
MikeG5:29 PM
Won't make any difference to interference caused by relays on other equipment in the house Josh; but there's a chance that a mains noise filter may help if you plug in your TV or PVR to that.
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