ARLA/CLUSTER: VHF na UK

[Jose guerreiro]

144MHz (2m) Max UK Usage

Bandwidth

144.000-144.110 500Hz 144.000-144.035 MHz EME exclusive

144.050 MHz Telegraphy calling

144.100 MHz Random MS telegraphy calling (Note 1)

144.110-144.150 500Hz 144.138 MHz PSK31 centre of activity

144.120-144.150 MHz EME MGM (JT65)

144.150-144.180 2700Hz 144.150-144.160 MHz FAI and EME activity SSB

144.160-144.180 MHz Alternative MGM allocation

144.170 MHz Alternative MGM calling frequency

144.180-144.360 2700Hz Telegraphy and SSB

144.175 MHz Microwave talk-back

144.195-144.205 MHz Random MS SSB

144.200 MHz Random MS SSB calling frequency

144.250 MHz GB2RS news broadcast and slow morse

144.260 MHz (Note 5) (USB)

144.300 MHz SSB calling

144.360-144.399 2700Hz Telegraphy, MGM, SSB

144.370 MHz MGM calling frequency

144.400-144.490 500Hz Telegraphy, MGM - Beacons only

144.490-144.500 (Guard band)

144.500-144.794 20 kHz All Modes

144.500 MHz SSTV calling

144.525 ATV SSB Talk-back

144.600 MHz RTTY calling

144.600 MHz RTTY working (FSK)

144.625-144.675 MHz (Note 5)

144.700 MHz FAX calling

144.750 MHz ATV Talk-back

144.775-144.794 MHz (Note 5)

144.794-144.990 12 kHz MGM Packet radio

144.800-144.9875 MHz Digital modes (including

unattended)

144.8000 MHz Unconnected nets - APRS, UiView etc

144.8125 MHz Internet voice gateway users will begin

migration to 144.8250 MHz during 1st quarter of 2006.

144.8250 MHz Internet voice gateway

144.8250 MHz High speed packet users will migrate to

144.9750 MHz before end of 2005

144.8375 MHz Internet voice gateway

144.8500 MHz AX25 BBS user access

144.8625 MHz Available for nodes and BBSs on

application

144.8750 MHz TCP/IP user access

144.8875 MHz AX25 - priority for DX Cluster access

144.9000 MHz AX25 DX Cluster access

144.9250 MHz TCP/IP user access

144.9500 MHz AX25 BBS user access

144.9750 MHz High speed 25 kHz channel

144.990-145.1935 12 kHz FM RV48 - RV63 Repeater input exclusive (Note 2)

145.200 12 kHz FM Space communications (e.g. I.S.S.) - Earth-to-Space

145.2000 MHz (Note 4)(Note 5)

145.200-145.5935 12 kHz FM V16-V48 FM simplex (Note 3)

145.2125 MHz Internet voice gateway

145.2250 MHz (Note 5)

145.2375 MHz Internet voice gateway

145.2500 MHz Used for slow morse transmissions

145.2875 MHz Internet voice gateway

145.3000 MHz RTTY local

145.3375 MHz Internet voice gateway

145.5000 MHz Mobile calling

145.5250 MHz Used for GB2RS news broadcast.

145.5500 MHz Used for rally/exhibition talk-in

145.5935-145.7935 12 kHz FM RV48 - RV63 Repeater output (Note 2)

145.800 12 kHz FM Space communications (e.g. I.S.S.) - Space-Earth

144.806-146.000 12 kHz All Modes - Satellite exclusive

Unattended beacons: for DF Contests only.

Note 1. Meteor scatter operation can take place up to 26kHz higher than the
referemce frequency.

Note 2. 12.5kHz channels numbered RV48-RV63.RV48 input = 145.000 MHz,
output=145.600 MHz.

Note 3. 12.5kHz simplex channels numbered V16-V46. V16=145.200 MHz.

Note 4. Emergency Communications Groups utilising this frequency should take
steps

to avoid interference to ISS operations in non-emergency situations.

Note 5. These frequencies may be used by emergency communication groups.

LICENCE NOTES: Amateur Service & Amateur Satellite Service: Primary User:
26dBW permitted.