Maritime Communication Schedule




2936
THE NEW ZEALAND GAZETTE.
[No. 72

Messages under (a) will be broadcast from Rugby with the call sign GBMS.
Messages under (b) will be broadcast from Rugby with the call sign or call signs for merchant ships in the particular area or areas concerned (vide paragraph 1 above).
For messages under (c) the Naval Authority responsible for the area will arrange for the messages to be broadcast by the W/T Stations shown in Column 3 of the Schedule, using the call sign for merchant ships in that area (vide paragraph 1 above).
5. The W/T Stations broadcasting messages under this scheme will use their own call signs and will indicate the Naval Authority originating the message at the beginning of the text. For example, a message broadcast by Aden W/T Station from Commander-in-Chief, East Indies, for merchant ships in Area 3: CT GBMS 3 GBMS 3 GBMS 3 DE BZF BZF BZF BT From Commander-in-Chief, East Indies, BT During the period 1st March to 30th April, 1926, H.M. ships engaged in the prevention of smuggling arms will be operating without lights in the Persian Gulf BT 1030 () BT Repetition BT From Commander-in-Chief, &c., &c., BT 1030 () AR VA.

NOTE.—(*) This is G.M.T. at which the message was ordered to be sent. It may be followed by the date thus: “ 1030 NR 15 NR 2.”


SCHEDULE.

Area (see Chart). Naval Authority who will arrange Transmission. W/T Stations by which Messages will be transmitted. Call Sign. Wave-length in Metres. C.W. except on 600 Metres. G.M.T. Times of Transmission.
All Admiralty .. .. .. Rugby .. GBR 18,740 0000, 1200
1 Admiralty .. .. { Devizes .. GKY
Rock .. BYW
Wick .. GKR
Cullercoats .. GCC
Humber .. GKZ
North Foreland .. GNF
Niton .. GNI
Land’s End .. GLD
Portpatrick .. GPK
Seaforth .. GLV
Fishguard .. GRL
Valencia .. GCK
Malin Head .. GMH
Rock .. BYW }
} 2,400
600
0400, 1600
..
2 Senior Naval Officer Ashore, Malta, and Rear-Admiral, Gibraltar { St. Angelo .. BYY
Rock .. BYW
Aden .. BZF
Malta .. VPT
Rock .. BYW
Aden .. BZF }
} 2,400
600
0400, 1600
..
3 Staff Officer (I.), Colombo { Aden .. BZF
Matara .. BZE
Aden .. BZF
Bombay .. VWB
Madras .. VWM
Calcutta .. VWC
Rangoon .. VTR
Port Blair .. VTP
Karachi .. VWK }
} 2,400
600
0400, 1600
..
4 Staff Officer (I.), Hong Kong, and Staff Officer (I.), Singapore { Seletar .. BXW
Cape D’Aguilar .. VPS
Cape D’Aguilar .. VPS }
} 2,400
600
0400, 1600
..
5 Australian Naval Board, Melbourne { Townsville .. VIT
Perth .. VIP
Sydney .. VIS
Rabaul .. VJZ
Adelaide .. VIA
Brisbane .. VIB
Melbourne .. VIM
Broome .. VIO
Port Darwin .. VID }
} 2,400
600
0400, 1600
..
6 Staff Officer (I.), Cape Town { Durban .. VND
Cape Town .. VNC
Walvis .. VNV
Durban .. VND
East London .. VNO
Port Elizabeth .. VNQ
Cape Town .. VNC
Walvis .. VNV }
} 2,400
600
0400, 1600
..


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🚂 Notice to Mariners regarding British Official Wireless Messages (continued from previous page)

🚂 Transport & Communications
20 September 1928
Wireless Messages, Merchant Ships, Maritime Communication, Admiralty, Navigation