Freeview: Castlebay (Eilean Siar, Scotland) Freeview Light transmitter
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Freeview Light on the Castlebay (Eilean Siar, Scotland) transmitter

Google mapBing mapGoogle Earth56.951,-7.509 or 56°57'3"N 7°30'32"WHS9 5XN

4G at 800MHz (at800) Freeview reception issues

When 800MHz 4G mobile broadband services start there will be 1 multiplex in the higher risk range (C21-23, C30, C59-60): C21: BBCB
See How do I know if the 4G broadband will overload my Freeview? and Full UK map of 4G issue areas for details.

This transmitter has no current reported problems

The BBC and Digital UK report there are no faults or engineering work on the Castlebay (Eilean Siar, Scotland) transmitter. Click to recheck

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The symbol shows the location of the Castlebay (Eilean Siar, Scotland) transmitter which serves less than 500 homes.

Other maps:Torosay regionBBC ScotlandSTV Central (Glasgow micro region)

Radiation patterns

Radiation patterns withheld

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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.


List by multiplex|List by channel number|List by channel name|See terrain plot

Castlebay transmitter Freeview broadcasts

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.

MuxAerial positionFrequencyHeightModeWatts
PSB1
BBCA
 vertical max
C27 (522.0MHz)69m64QAM 8K 2/3
24.1Mb/s DVB-T MPEG2		2W
Channel icons
1 BBC One Scotland, 2 BBC Two Scotland, 7 BBC Three, 8 BBC Alba, 9 BBC Four, 70 CBBC Channel, 71 CBeebies, 80 BBC News, 81 BBC Parliament, 301 301, plus 14 others

PSB2
D3+4
 vertical max
C24 (498.0MHz)69m64QAM 8K 2/3
24.1Mb/s DVB-T MPEG2		2W
Channel icons
3 STV (STV Central (Glasgow micro region)), 4 Channel 4 Scotland ads, 5 Channel 5 Scotland ads, 6 ITV 2, 13 Channel 4+1 Scotland ads, 14 More 4, 28 E4, 33 STV+1 (STV Edinburgh),

PSB3
BBCB
 vertical max
C21+ (474.2MHz)69m256QAM 32KE 2/3
40.2Mb/s DVB-T2 MPEG4		2W
Channel icons
101 BBC One HD Scotland, 102 BBC Two HD (England), 103 STV HD (STV West), 104 Channel 4 HD Scotland ads, plus 1 others



Looking for these 26 channels?



The Castlebay (Eilean Siar, Scotland) mast is a public service broadcasting (PSB) transmitter, it does not provide these commercial (COM) channels: 4Music, 4seven, 5*, 5USA, Al Jazeera English, Challenge, Channel 5 +1, CITV, Community Channel, Dave, Dave ja vu, E4+1, Film 4, Food Network, ITV 2 +1, ITV 3, ITV 4, Movie Mix, PICK TV, Quest, Really, RT English , Sky News, The Zone, VIVA, Yesterday.

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.

Regional news from the Castlebay transmitter


BBC Reporting Scotland 2.4m homes 9.2%
from Glasgow G51 1DA, 233km southeast
to BBC Scotland region - 230 masts.

STV News 1.3m homes 4.8%
from Glasgow G51 1PQ, 233km southeast
to STV Central (Glasgow) region - 94 masts.

How the transmission frequencies change over time

years1984-971997-981998-20102010-132013-182013-18
aerial groupA KA KA KA KA KA K
C21BBC1BBC1BBC1+BBCB+BBCB+BBCB
C24ITVITVITVD3+4D3+4D3+4
C27BBC2BBC2BBC2BBCABBCABBCA
600C31C4C4C4

orange background for multiplexes names moregreen background for transmission frequencieslilac background for power levels in watts800MHz band: 4G mobile to start in 2013700MHz band: possible 4G in 2019 more600MHz band: new or moved digital TV services more
Notes: + and - denote 166kHz offset; aerial group are shown as A B C/D E K W
Italics for analogue, digital switchover was Wednesdays 13th October and 27th October 2010.

Comparison of old analogue and current digital signal levels

Analogue 1-4 7W
BBCA, D3+4, BBCB(-5.4dB) 2W

History of Channel 3 in the Torosay transmitter area

• Breakfast ◊ Weekends ♦ Friday night and weekends † Weekdays only. Castlebay was not an original Channel 3 VHF 405-line mast: the historical information shown is the details of the company responsible for the transmitter when it began transmitting Channel 3.


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Your comments are always welcome. Please use the form below to add your thoughts or questions to this page. We will get back to you as soon as we can.

Please post a question, answer or commentIf you have Freeview reception problems before posting a question your must first do this Freeview reset procedure then see: Freeview reception has changed, Single frequency interference, and Freeview intermittent interference.

If you have no satellite signal, see Sky Digibox says 'No Signal' or 'Technical fault'

If you have other problems, please provide a full (not partial) postcode (or preferably enter it in box at the top right) and indicate where if aerial is on the roof, in the loft or elsewhere.

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