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Position:-

(Ze 2 )

Cape D'Aguilar Wireless Station, Hong Kong.

Lat. 22°12'38.61 N.

Long, 114°15' 18.94′′ E.

Range in nautical miles 350-2,000.

Apparatus:-

Call Sign VPS.

ZCG.

ZCH.

ZCE.

((A) C.W. and I.C.W. 6 K.W., working on 500 ke/s (600 metres). Normal working

range 350 miles.

(A1) Marconi 500 watt L.C.W. Valve transmitter using self rectified 1,000 cycle supply, working on 500 kc/s, 425 kc/s, 375 kc's (600, 705 and 800 metres). Range 100 miles.

(B) Continuous Wave and Interrupted Continuous Wave. Marconi 6 K.W. Valve, working on 143 kc/s (2038 metres) and 103 kc/s (2913 metres). Normal working range 1,000 miles.

(C) 500 watt Short Wave transmitter using rectified 50 cycle supply partly smoothed and working on 9440 kc/s (31.78 metres.) Normal working range 750 miles.

(D) 500 watt Short Wave transmitter using Self rectified 50 cycle supply working

on 5995 kc/s (50.4 metres). Normal working range 750 miles.

(E) 1,000 watt Short Wave transmitter using rectified 300 cycle supply working on

13.615 kc/s (22.034 metres). Normal working range 2,000 miles.

Services:-

(1) With (A) the station conducts the following services :—

(a) Commercial service with ships at sea.

(b) Broadcasts weather reports twice daily at 0400 and 1200 G.M.T. Naviga-

tion warnings, if any, follow the weather reports.

(e) Hong Kong storm warnings broadcast on receipt and at 18 minutes past

every hour until 1600 G.M.T.

(2) With (AI) the station conducts emergency services as (a) and (b) and is also used as beacon transmitter for direction finding by ships at sea during the thick weather or by request.

(3) With (B) the station conducts commercial services with Wuchow, Nanning and Liuchow. The station is also used for commercial C.W, service with ships at sea, at fixed times, for transmitting time signals on 2,913 metres and for broadcasting weather reports and navigation warnings twice daily.

(4) With (C) and (D) and (E) the station conducts Short Wave commercial services with British North Borneo, French Indo-China, China, Siam and Philippines, Dutch East Indies, Formosa and via the Philippines and Dutch East Indies to American Contin- ents, Europe and Australasia.

(5) Station (C) is used as a standby for meteorological traffic with Shanghai and Phulien.

(6) The transmitters are all located at Cape D'Aguilar and are remotely controlled by both the Government Radio Office, Des Voeux Road, Victoria, and the Royal Observatory Wireless Station Kowloon.

(7) The receivers for the various services are situated in the Royal Observatory Wireless Station Kowloon and the Government Radio Office, Victoria, a system of tone channels connecting the two.