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Bressay (Shetland Islands, Scotland) digital TV transmitter

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60.130,-1.096 or 60°7'47"N 1°5'47"W

ZE2 9EL

4G at 800MHz (at800) Freeview reception issues

When 800MHz 4G mobile broadband services start there will be 2 multiplexes in the higher risk range (C21-23, C30, C59-60): C21: ArqB, C22: BBCB
See How do I know if the 4G broadband will overload my Freeview? and Full UK map of 4G issue areas for details.

Transmitter faults and engineering works

Want to better understand the current TV faults? See the all new UK Free TV page

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The symbol shows the location of the Bressay transmitter. The Bressay transmitter covers 5,300 homes.

Other maps:

STV North (Aberdeen micro region)

Radiation patterns

Map key

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.

Bressay 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. The rating shown takes in account the output power level and the various Freeview transmission modes and do not indicate an ongoing fault.

Mux	Effective power level, aerial position	Rating	Mode	Watts
PSB1 BBCA	vertical	Maximum	64QAM 8K 2/3 24.1Mb/s DVB-T MPEG2	2,000
	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 • as a digital multiplex transmitted on frequency C28 (530.0MHz) from 300m datum.
PSB2 D3+4	vertical	Maximum	64QAM 8K 2/3 24.1Mb/s DVB-T MPEG2	2,000
	3 STV (STV North (Aberdeen 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), • as a digital multiplex transmitted on frequency C25 (506.0MHz) from 300m datum.
PSB3 BBCB	vertical	Maximum	256QAM 32KE 2/3 40.2Mb/s DVB-T2 MPEG4	2,000
	101 BBC One HD Scotland, 102 BBC Two HD (England), 103 STV HD (STV West), 104 Channel 4 HD Scotland ads, plus 1 others 232 The Space, • as a digital multiplex transmitted on frequency C22+ (482.2MHz) from 300m datum.
COM4 SDN	vertical	Maximum	64QAM 8K 3/4 27.1Mb/s DVB-T MPEG2	2,000
	10 ITV 3, 20 G.O.L.D. (not free), 25 Dave ja vu, 26 Home (not free), 27 ITV 2 +1, 30 5, 31 5USA, 34 ESPN UK (not free*), 38 Quest, 39 The Zone, 44 Channel 5 +1, 72 CITV, plus 22 others • as a digital multiplex transmitted on frequency C27 (522.0MHz) from 300m datum.
COM5 ArqA	vertical	Best	64QAM 8K 3/4 27.1Mb/s DVB-T MPEG2	1,000
	TV News, TV Stars, 11 PICK TV, 12 Dave, 17 Really, 29 E4+1, 32 Movie Mix, 46 Challenge, 48 Food Network, 82 Sky News, 87 Community Channel, plus 9 others • as a digital multiplex transmitted on frequency C24 (498.0MHz) from 300m datum.
COM6 ArqB	vertical	Best	64QAM 8K 3/4 27.1Mb/s DVB-T MPEG2	1,000
	15 Film 4, 18 4Music, 19 Yesterday, 21 VIVA, 24 ITV 4, 41 Sky Sports 1 (not free), 42 Sky Sports 2 (not free), 47 4seven, 83 Al Jazeera English, 85 RT English , plus 21 others • as a digital multiplex transmitted on frequency C21+ (474.2MHz) from 300m datum.

Regional news from the Bressay transmitter

BBC Reporting Scotland 2.4m homes 9.2%
from Glasgow G51 1DA, 512km south-southwest
to BBC Scotland region - 230 masts.

STV News 0.4m homes 1.5%
from Aberdeen AB12 3QH, 340km south
to STV North (Aberdeen) region - 76 masts.

How the transmission frequencies change over time

	years	1950s~85	1984-97	1997-98	1998-2010	2010-13	2013-18	2013-18
	aerial group	VHF	A K	A K	W	A K	A K	A K
	C3	BBCtv
	C21				1	+ArqB	+ArqB	+ArqB
	C22		BBC1	BBC1	BBC1	+BBCB	+BBCB	+BBCB
	C24				-2	ArqA	ArqA	ArqA
	C25		ITV	ITV	ITV	D3+4	D3+4	D3+4
	C27				-A	SDN	SDN	SDN
	C28		BBC2	BBC2	BBC2	BBCA	BBCA	BBCA
600	C31				-B
	C32		C4	C4	C4
800	C66				C
	C68				D

orange background for multiplexes names more

green background for transmission frequencies

lilac background for power levels in watts

800MHz band: 4G mobile to start in 2013

700MHz band: possible 4G in 2019 more

600MHz 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 5th May and 19th May 2010.

Comparison of old analogue and current digital signal levels

Analogue 1-4	10kW
SDN, BBCA, D3+4, BBCB	(-7dB) 2kW
Mux 1, Mux 2, Mux A, Mux B, Mux C, Mux D, ARQA, ARQB	(-10dB) 1000W

Self-help relays

Sandwick

Transposer

18 km SW Lerwick

24 homes

History of Channel 3 in the Bressay transmitter area

Sep 1961-Jun 1997	Grampian Television
Jun 1997-Dec 2014	STV plc

• Breakfast ◊ Weekends ♦ Friday night and weekends † Weekdays only. Bressay 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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Transmitter engineering
Saturday 5 September 2009 3:06PM

BRESSAY transmitter - Over the next week analogue TV will have possible weak signal. Over the next week digital TV will have possible weak signal. Over the next week radio will have possible weak signal. [DUK]

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