Hemel Hempstead
England · TV, FM and DAB
- Position
- 51.728581, -0.426217
- Grid reference
- TL08790449
- Nation
- England
- Ground height
- 142 m
- Antenna height
- 73 m
- Aerial group
- Group K — C21–48, wideband across the post-clearance band
- Polarisation
- Vertical
- BBC region
- London
- ITV region
- London
- ITV news region
- London
- Parent transmitter
- Crystal Palace
- Ofcom site numbers
- 10105, 10108
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 | 0.61% of UK Output Areas | a substantial transmitter |
| FM radio | 0.22% of UK Output Areas | a substantial transmitter |
| DAB radio | 0.41% of UK Output Areas | a substantial transmitter |
On the map
Where Hemel Hempstead is the strongest signal for television, FM radio and DAB radio.
Television
| Mux | Freeview name | Channel | Frequency | ERP | System | Operator | Ofcom row |
|---|---|---|---|---|---|---|---|
| PSB1 | BBC A | C40 | 626 MHz | 2.0 kW | DVB-T | BBC | Hemel Hempstead |
| PSB2 | D3&4 | C43 | 650 MHz | 2.0 kW | DVB-T | Digital 3&4 (ITV/Channel 4) | Hemel Hempstead |
| PSB3 | BBC B | C46 | 674 MHz | 2.0 kW | DVB-T2 | BBC | Hemel Hempstead |
| COM4 | SDN | C37 | 602 MHz | 2.0 kW | DVB-T | SDN (ITV plc) | Hemel Hempstead |
| COM5 | ARQ A | C31 | 554 MHz | 2.0 kW | DVB-T | Arqiva | Hemel Hempstead |
| COM6 | ARQ B | C29 | 538 MHz | 2.0 kW | DVB-T | Arqiva | Hemel Hempstead |
| LTV | Local | C34 | 578 MHz | 200 W | DVB-T | Comux / local operators | Hemel Hempstead |
FM radio
| Station | Frequency | ERP (H) | ERP (V) | Height | RDS name | PI code | Pattern |
|---|---|---|---|---|---|---|---|
| BBC Three Counties Radio (FM) | 92.1 MHz | — | 50 W | 65 m | BBC_3CR | C617 | V |
| Heart | 96.6 MHz | 500 W | 500 W | 80 m | Heart | C360 | HV |
DAB radio
| Ensemble | Block | Frequency | ERP | Height | Area | EId | Services |
|---|---|---|---|---|---|---|---|
| Herts Beds Bucks | 10D | 215.072 MHz | 3.9 kW | 69 m | Home Counties | C1B2 | 11 |
| SDL National | 11A | 216.928 MHz | 3.1 kW | 69 m | North London | C1CE | 31 |
| London 3 | 11B | 218.640 MHz | 244 W | 69 m | London | C199 | 21 |
| D1 National | 11D | 222.064 MHz | 3.1 kW | 69 m | North London | C181 | 30 |
| London 2 | 12A | 223.936 MHz | 250 W | 79 m | Pimlico | C186 | 18 |
| BBC National DAB | 12B | 225.648 MHz | 4.0 kW | 79 m | North London | CE15 | 16 |
| London 1 | 12C | 227.360 MHz | 391 W | 69 m | London | C185 | 19 |
Herts Beds Bucks — block 10D
Heart 4 CountiesEPGCapital UKSmooth 3CountiesBBC 3CRMKFMHits Radio BBHGrt Hits BBHShine 8791047 SUBJAMNation 80s
SDL National — block 11A
Jazz FMTalktalkSPORT2Virgin RadioMagic ClassicalMellow MagicAbsolute 90sPlanet RockAbsolute 80sSunrise RadioPremierChristianPremier PraiseVirgin LegendsVirgin ChilledTimes RadioBoom Radio UKFix RadioCapXTRA ReloadedRadio X Class RkMagic SoulKerrang!Absolute RockMagic MusicalsAbsolute CountryHits Radio ChilSmooth 80sCapital AnthemsKisstory R&BGrt Hits Rad 60sSunrise HitsBFBS UK
London 3 — block 11B
Bloomberg RadioGaydioLyca Radio LDNLyca GoldPremier GospelVoice of IslamAthavan RadioSout Al KhaleejPanjab RadioMatryoshka RadioLBC London NewsCapital ChillHeart 10sClassic FM CalmHeart MusicalsHeart LoveSmooth 70sRadio X 90sRadio X ChilledRadio X 00sSmooth Soul
D1 National — block 11D
Classic FMAbsolute RadiotalkSPORTMagic RadioHeart 80sSmooth UKUCB 1Radio XKissLBCHeart UKCapital UKKisstoryGold UKHeart DanceHeart 70sHeart 90sCapital XTRALBC NewsSmooth ChillCapital DANCEGB NewsUCB 2Heart 00sSmooth RelaxGrt Hits Rad 70sGrt Hits Rad 80sHits Radio 90sHits Radio 00sTBA
London 2 — block 12A
Mi-SoulSlideshowBBC Radio LondonNation London88.3 CENTREFORCERadio Maria EngVirgin 80sSunrise RetroNation 80sColourfulADVENTIST RADIOCountryLineRadioVirgin 90sNation 70sNation 90sNationClasHitsBoom LiteTrack Radio
BBC National DAB — block 12B
BBC Radio 1BBC GuideBBC Radio 2BBC TravelBBC Radio 3BBC Radio 4Radio 5 LiveRadio 5 ExtraBBC Radio 6MusicBBC Radio 1XtraBBC WorldServiceBBC AsianNetworkBBC Radio 4ExtraBBC Radio1AnthmsBBC Radio1DanceBBC Radio3Unwind
London 1 — block 12C
Capital LondonLogosGrt Hits LondonHeart LondonSmooth RadioAbsolute 10sGoldKISS LondonMagic Radio LdnHits Radio LondonSmooth CountryHITS RADIO PRIDEClassic FM MoviesAbsolute RadioHeat RadioKISS XtraKiss DanceAbsolute 00sAbsolute Country
Ofcom's notes
London L-DTPS