| Frequency Range (MHz) | Usage |
|---|---|
| 420.000 – 425.500 | Point to Point 20 kHz BW – Paired. |
| 425.500 – 431.000 | |
| 426.250 | TV Visual Carrier |
| 428.500 – 431.000 | |
| 430.750 | TV Aural Carrier |
| 431.000 – 431.600 | Digital 100w Max ERP |
| 431.000 – 431.050 | 15 kHz BW – 1.2 kB |
| 431.050 – 431.150 | 25 kHz BW – 9.6 kB |
| 431.150 – 431.450 | 100 kHz BW – 56 kB |
| 431.450 – 431.550 | 25 kHz BW – 9.6 kB |
| 431.550 – 431.600 | 15 kHz BW – 1.2 kB |
| 431.600 – 433.000 | |
| 432.000 | Weak Signal |
| 433.000 – 438.900 | |
| 434.000 | TV Visual Carrier |
| 435.000 – 438.000 | Satellite |
| 437.580 | TV Chroma |
| 438.500 | TV Aural Carrier |
| 438.000 – 438.940 | Point to Point 20 kHz BW Restricted |
| 438.940 – 439.080 | Digital 20 kHz BW 100w Max ERP |
| 439.080 – 440.000 | |
| 439.080 – 439.500 | Point to Point Mtn RX 20 kHz BW Paired |
| 439.500 | TV Coordination Channel – Simplex |
| 439.500 – 440.000 | Point to Point Mtn RX 20 kHz BW – One Way |
| 440.000 – 450.000 | 5 MHz Input / Output Split 20 kHz Channel Spacing 16 kHz Max BW – FM Only Repeater Output: 445.020 – 449.980 |
| 440.000 – 445.000 | Simplex and Repeater Inputs |
| 440.000 | Simplex – Lowlevel Mobile, Autopatch, IRLP, EchoLink, No Digital |
| 441.000 | Remote Control Only – No Voice or Digital |
| 441.500 | Simplex Digital (Packet) 16 kHz BW – No Voice |
| 441.520 | Simplex Digital (Packet) 16 kHz BW – No Voice |
| 441.860 | Test Pair Input – Repeater Input Only – No Digital |
| 441.880 | Test Pair Input – Repeater Input Only – No Digital |
| 444.4625 | Test Pair Input – Repeater Input, Digital Only |
| 445.000 | Simplex low-level Mobile, Autopatch, IRLP, EchoLink, No Digital |
| 445.000 – 450.000 | Simplex and Repeater Outputs |
| 446.000 | Simplex Voice – Ground / Mobile Only – No Digital |
| 446.500 | Simplex Voice – Ground / Mobile Only – No Digital |
| 446.520 | Simplex Voice – Ground / Mobile Only – No Digital |
| 446.860 | Test Pair Output – Repeater Output Only – No Digital |
| 446.880 | Test Pair Output – Repeater Output Only – No Digital |
| 449.460 | Simplex Remote Intercommunications Channel |
| 449.4625 | Test Pair Output – Repeater Output, Digital Only |