# Section 8 - Operating Practices & Procedures

## 2m (144MHz) Band plan

144MHz (2m) | License | Amateur Service: Primary
Notes: | Amateur Satellite Service: Primary
|  |  | Power Limit 26dbW PEP
Permitted Modes: Morse, telephony, RTTY, data, fax, SSTV
Unattended beacons only for DF contests
IARU | UK Usage
144.000 |  |  |  | 144.000 - 144.035 | Moon-bounce (only)
EME (SSB/CW)
144.035 | 144.050 144.100 144.140 - 144.150 | CW calling frequency MS CW ref frequency (Note 1) CW FAI/EME working
CW Only
144.150 | 144.150 - 144.160 144.175 144.195 - 144.205 144.250 144.260 144.300 144.390 - 144.400 | SSB FAI/EME working Microwave talk=back (UK) SSB random MS GB2RS and slow Morse Emergency comms priority SSB calling frequency SSB Random MS
SSB and CW only
144.400 |  |
Beacons
144.490 |  |
Guard Band
144.500 | 144.500 144.525 144.600 144.600± 144.625 - 144.675 144.700 144.750 144.775-144.800 | SSTV calling frequency ATV talk-back (SSB) RTTY calling frequency RTTY working (FSK) Emergency comms priority Fax calling frequency ATV calling and talk-back Emergency comms priority
All modes non-channelised
144.800 | 144.800 - 144.990 |
Digital modes
144.990 |  |
Guard Band
145.000 | 145.000 145.025 145.050 145.075 145.100 145.125 145.150 145.175 | RV48 RV50 RV52 RV54 RV56 RV58 RV60 RV62
FM Repeater inputs
145.200 | 145.200 145.225 145.250 145.275 145.300 145.325 145.350 145.375 145.400 145.425 145.450 145.475 145.500 145.525 145.550 145.575 | V16 Emergency comms priority V18 Emergency comms priority V20 Used for slow Morse transmissions V22 V24 RTTY AFSK V26 V28 V30 V32 V34 V36 V38 V40 FM Calling channel V42 Used for GB2RS V44 Recommended channel for rally/exhibition talk-in V46
FM Simplex channels
145.600 | 145.600 145.625 145.650 145.675 145.700 145.725 145.750 145.775 | RV48 RV50 RV52 RV54 RV56 RV58 RV60 RV62
FM Repeater outputs (Note 2)
145.800 |  |
Satellites
145.800

Notes:

1. Meteor scatter operations can take place up to 28kHz higher than the reference frequency

2. 144.085MHz ± 0.005 designated for PSK31 use in the UK

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