Freeview reception at AL4 9AB

List is for aerial group type: ■ wideband ■ group A ■ group B ■ group C/D ■ group E ■ group K

ch	name	signal strength	direction	transmitter
C21	analogue Channel 4		north 4°	Sandy Heath	H
C22-	multiplex 2 England London		s-se 155°	Crystal Palace	H
C23	analogue ITV1 London				H
C24	analogue ITV1 Anglia (West micro region)		north 4°	Sandy Heath	H
C25-	multiplex 1 England London		s-se 155°	Crystal Palace	H
C26	analogue BBC One London				H
C27	analogue BBC TWO England		north 4°	Sandy Heath	H
C28-	multiplex B		s-se 155°	Crystal Palace	H
C29-	multiplex D				H
C30	analogue Channel 4				H
C31	analogue BBC One Cambridge		north 4°	Sandy Heath	H
C31	Freeview HD (early multiplex BBCB)		s-se 155°	Crystal Palace	H
C32-	multiplex A England				H
C33	analogue BBC TWO England				H
C34+	multiplex C				H
C39	analogue Channel 5		north 4°	Sandy Heath	H
C40+	multiplex C				H
C40	analogue BBC One London		s-sw 198°	Guildford	V
C41+	multiplex A England				V
C41	analogue ITV1 London		w-sw 245°	Hemel Hempstead	V
C42-	multiplex 1 England Cambridge		north 4°	Sandy Heath	H
C43+	multiplex A England				H
C43	analogue ITV1 London		s-sw 198°	Guildford	V
C44+	multiplex 2 England London				V
C44	analogue BBC TWO England		w-sw 245°	Hemel Hempstead	V
C45-	multiplex 2 England Anglia (West micro region)		north 4°	Sandy Heath	H
C46+	multiplex D				H
C46	analogue BBC TWO England		s-sw 198°	Guildford	V
C47+	multiplex C				V
C47	analogue Channel 4		w-sw 245°	Hemel Hempstead	V
C48+	multiplex 1 England London				V
C49-	multiplex 1 England London		s-sw 198°	Guildford	V
C49	analogue BBC One London		w-sw 248°	St Albans	V
C50	analogue Channel 4		s-sw 198°	Guildford	V
C51+	multiplex B				V
C51	analogue BBC One London		w-sw 245°	Hemel Hempstead	V
C54	multiplex D		s-sw 198°	Guildford	V
C54	analogue Channel 4		e-ne 70°	Hertford	V
C55	multiplex 2 England London		w-sw 245°	Hemel Hempstead	V
C57	analogue ITV1 London		w-sw 248°	St Albans	V
C58	analogue BBC One London		e-ne 70°	Hertford	V
C59-	multiplex B		w-sw 245°	Hemel Hempstead	V
C60+	multiplex A England				V
C61	analogue ITV1 London		e-ne 70°	Hertford	V
C62	multiplex C		w-sw 245°	Hemel Hempstead	V
C63	analogue BBC TWO England		w-sw 248°	St Albans	V
C64	analogue BBC TWO England		e-ne 70°	Hertford	V
C65	multiplex D		w-sw 245°	Hemel Hempstead	V
C67	multiplex B		north 4°	Sandy Heath	H
C67	analogue Channel 4		w-sw 248°	St Albans	V

H Horizontal V Vertical HD High Definition


List is for aerial group type: ■ wideband ■ group A ■ group B ■ group C/D ■ group E ■ group K

Distance to transmitters:

• Sandy Heath - 41.1km 25.6 miles
• Crystal Palace - 40.9km 25.4 miles
• Guildford - 62.9km 39.1 miles
• Hemel Hempstead - 9.0km 5.6 miles
• St Albans - 4.0km 2.5 miles
• Hertford - 16.0km 9.9 miles