Heart Hertfordshire
FM
FM
| Transmitter | Nation | Frequency | ERP (H) | ERP (V) | Height | RDS name | PI code | Area |
|---|---|---|---|---|---|---|---|---|
| Old Knebworth | England | 106.7 MHz | — | 100 W | 16 m | HEART_Ht | C360 | Stevenage |
| Cole Green | England | 106.9 MHz | 60 W | 250 W | 20 m | Heart_ht | C360 | Hertford |
| Letchworth - Briar Patch Lane | England | 106.9 MHz | — | 50 W | 10 m | HEART_HT | C360 | Hitchin and Letchworth |