Isles

England · TV and FM

Position: 49.932508, -6.305394
Grid reference: SV91151248
Nation: England
Ground height: 32 m
Antenna height: 81 m
Aerial group: Group A — C21–37, the low end of the band
Polarisation: Vertical
BBC region: South West
ITV region: Westcountry
ITV news region: Westcountry
Parent transmitter: Redruth
Ofcom site number: 14101

The position is our conversion of Ofcom's grid reference SV91151248 from OSGB36 to WGS84 [V]. Ofcom publish no latitude and longitude for television sites. The transform is verified rather than assumed: on the 3,403 radio records that carry both, it reproduces Ofcom's own coordinates to within 0.1 m.

How far it reaches

The share of the UK's 238,895 Census Output Areas where this mast is the strongest signal of its kind. Not the share it reaches at all — most places can receive several transmitters, and only one of them can be the best.

Band	Best signal in
Television	0.00% of UK Output Areas	a relay, serving a local area

On the map

Where Isles is the strongest signal for television.

Television

Multiplexes transmitted from this site, as published by Ofcom.
Mux	Freeview name	Channel	Frequency	ERP	System	Operator
PSB1	BBC A	C27	522 MHz	100 W	DVB-T	BBC
PSB2	D3&4	C24	498 MHz	100 W	DVB-T	Digital 3&4 (ITV/Channel 4)
PSB3	BBC B	C21	474 MHz	100 W	DVB-T2	BBC

FM radio

FM services. ERP is published separately per polarisation; a dash means nothing is radiated in that plane.
Station	Frequency	ERP (H)	ERP (V)	Height	RDS name	PI code	Pattern
BBC Radio 2	88.8 MHz	30 W	30 W	71 m	_BBC_R2_	C202	HV
BBC Radio 3	91.0 MHz	30 W	30 W	71 m	_BBC_R3_	C203	HV
BBC Radio 4 (FM)	93.2 MHz	30 W	30 W	71 m	_BBC_R4_	C204	HV
BBC Radio Cornwall (FM)	96.0 MHz	30 W	30 W	71 m	BBC_Cnwl	C411	HV
BBC Radio 1	98.4 MHz	30 W	30 W	71 m	Radio_1_	C201	HV