This is the data and Internet gateway allocation in the 144 - 146 MHz band, with effect from 1st Jan 2006 (MGM = Machine Generated Modes)

FrequencyChannelMax BandwidthRecommended Usage
144.1200 - 144.1500 500 HzEME MGM (JT65)
144.3700 2700 HzMGM calling frequency
144.4000 - 144.4900 500 HzMGM - Beacons only
144.5000  20 kHzSSTV calling
144.6000 20 kHzRTTY calling / working (FSK)
144.7000 20 kHzFAX calling
144.80002012.5 kHzAX25 unconnected nets - APRS, UIVIEW etc.
144.82502212.5 kHzInternet Voice Gateway
144.83752312.5 kHzInternet Voice Gateway
144.85002412.5 kHzAX25 BBS User access
144.86252512.5 kHzUnallocated - AX25 Nodes and BBS by local agreement.
144.87502612.5 kHzTCP/IP User access.
144.88752712.5 kHzAX25. Priority to DX Cluster user access subject to local agreement.
144.90002812.5 kHzAX25 DX Cluster user access.
144.91252912.5 kHzAd-hoc packet. One to one users etc. No nodes or BBS's
144.92502A12.5 kHzTCP/IP User access.
144.93752B12.5 kHzUnallocated. Nodes & BBS's subject to local agreement.
144.95002C12.5 kHzAX25 BBS User access.
144.97502E25 kHzHigh speed only.
145.2125 12.5kHzInternet Voice Gateway
145.2375 12.5kHzInternet Voice Gateway
145.2875 12.5kHzInternet Voice Gateway
145.3000 12.5kHzRTTY local
145.3375 12.5kHzInternet Voice Gateway