The extended frequencies now range from 446.0 to 446.2MHz, with a channel plan based on 6.25 kHz (for digital equipment) and 12.5 kHz (for analogue equipment) spacing.
Here's a table showing the whole spectrum of PMR446 frequencies, with the channel plan.
Analogue (12.5 kHz Channel Spacing) Digital dPMR446 (6.25kHz Channel Spacing)
| Channel | Analogue (12.5 kHz Spacing) | Channel | Digital dPMR446 (6.25kHz Spacing) |
| CH1 | 446.00625MHz | CH1 | 446.003125MHz |
| CH2 | 446.01875MHz | CH2 | 446.009375MHz |
| CH3 | 446.03125MHz | CH3 | 446.015625MHz |
| CH4 | 446.04375MHz | CH4 | 446.021875MHz |
| CH5 | 446.05625MHz | CH5 | 446.028125MHz |
| CH6 | 446.06875MHz | CH6 | 446.034375MHz |
| CH7 | 446.08125MHz | CH7 | 446.040625MHz |
| CH8 | 446.09375MHz | CH8 | 446.046875MHz |
| CH9 | 446.10625MHz | CH9 | 446.053125MHz |
| CH10 | 446.11875MHz | CH10 | 446.059375MHz |
| CH11 | 446.13125MHz | CH11 | 446.065625MHz |
| CH12 | 446.14375MHz | CH12 | 446.071875MHz |
| CH13 | 446.15625MHz | CH13 | 446.078125MHz |
| CH14 | 446.16875MHz | CH14 | 446.084375MHz |
| CH15 | 446.18125MHz | CH15 | 446.090625MHz |
| CH16 | 446.19375MHz | CH16 | 446.096875Mhz |
| CH17 | 446.103125MHz | ||
| CH18 | 446.109375MHz | ||
| CH19 | 446.115625MHz | ||
| CH20 | 446.121875MHz | ||
| CH21 | 446.128125MHz | ||
| CH22 | 446.134375MHz | ||
| CH23 | 446.140625MHz | ||
| CH24 | 446.146875MHz | ||
| CH25 | 446.153125MHz | ||
| CH26 | 446.159375MHz | ||
| CH27 | 446.165625MHz | ||
| CH28 | 446.171875MHz | ||
| CH29 | 446.178125MHz | ||
| CH30 | 446.184373MHz | ||
| CH31 | 446.190625MHz | ||
| CH32 | 446.196875MHz |
