No.
(Zo 2)
| Transmitter No. | Callsignal | Frequency (k/cs) | Wavelength (m) | Description |
|---|---|---|---|---|
| 1 | VPS | 103, 143 | 2,913 (1), 2,098 (2) | Position: Lat. 22° 12′ 38.61″ N, Long. 114° 15′ 18.94″ E.<br>Transmitters: Continuous Wave, 1 kW, self-excited valve transmitter.<br>Normal working range: 1,000.<br>Service on which employed:<br>(a) Transmission of commercial traffic to Canton, Nanning, Wuchow, Liuchow and ships at sea.<br>(b) Emits time signals controlled from the Royal Observatory, Kowloon, twice daily at 0156–0200 and 1256–1300 G.M.T.<br>(c) Emits a summary of meteorological conditions at 0500 and 1300 G.M.T.<br>(2) The station changes wavelength to 2,098 metres, the marine general communication wave, for the purpose of answering calls from ships at sea and arranging for the transmission and reception of telegrams during the following periods (G.M.T.):<br>0535–0545, 0635–0645, 1335–1345, 2235–2245, 2335–2345. |
| 2 | VPS | 300 | 1,000 | Radio Beacon, for enabling ships at sea to take wireless bearings when approaching Hong Kong.<br>Modulated continuous wave, 2,150 watt, self-excited valve transmitter. Normal working range: 1,000. |
| 3 | VPS | 375, 100, 425, 705, 500, 600 | 800, 3,000, 705, 425, 600, 500 | Description same as Transmitter 2 (Radio Beacon) — likely a multi-frequency marine communication facility. |
| 4 | VPS | 500 | 600 | Continuous or modulated continuous wave (600 periods), 2 kW, self-excited valve transmitter. |
| 5 | VPS | 8,571 | 35 | Continuous Wave, 250 watt, self-excited valve transmitter. Normal working range: 1,000.<br>For alternative wave working with ships at sea in the vicinity of Hong Kong.<br>Marine. Emits a summary of meteorological conditions twice daily at 0400 and 1200 G.M.T. (corresponding to noon and 8 p.m. Hong Kong time).<br>(c) Emits typhoon warnings immediately on receipt and at 18 minutes past every hour until 1600 G.M.T.<br>(d) Emits navigation warnings on receipt and after the completion of the weather reports at 0400 and 1200 G.M.T.<br>Communication with ships fitted for short wave transmission and reception. With this transmitter contact is maintained with such ships long after they have passed out of range of 1 and 4. |
| 6 | ZEL | 2,770 | 108.3 | Modulated continuous wave (100 periods), 500 watt, self-excited valve transmitter. Normal working range: 1,000 (day), 250 (night?).<br>Transmission of commercial traffic during hours of darkness to Hanoi, Shanghai, Foochow, Swatow and Amoy and other stations as required. |
| 7 | ZCH | 5,995 | 50.04 | Same transmitter type as ZEL. Normal working range: 1,000 (day), 250 (night?).<br>Transmission of commercial traffic to Swatow and points in South China. |
522
No.
( Zo 2 )
RADIO STATIONS.
(1)—Cape D' Aguilar Radio Station.
Callsignal
Irequency in
k/cs.
Wavelength.
1 VPS
103
2,913 (1)
143
2,098 (2)
Description.
Lat. 22° 12 38.61′′ N,
Position:-
Long. 114° 15' 18,94′′ E.
Transmitters
Continuous
Wave,
1 KW, self excited valve transinitter.
Normal work-
ing range.
Service on which employed.
1,000
(1) (4) Transmission of commercial traffic to Canton, Nanning, Wuchow, Liu- chow and ships at sea.
(b) Emita time signals controlled from the Royal Observatory, Kowloon, twice daily at 0156-0200 and 1256- 1300 G.M.T
(c) Emits a summury of meteorological conditions at 0500 and 1300 G.M,T. (2) The station changes wavelength to 2098 metres, the marine general communication wave, for the purpose of answering calls from ships at sea and arranging for the transmission and reception of telegrams during the following periods :—
G M. 7.
0535-0545
0635-0645
1335-1345
2235-2245
2335-2345
Radio Beacon, for eunbling ships at sen to take wireless bearings when approaching Hong Kong.
2 VPS
300
1,000
Modulate continu-
100
ous wave, 2,150 watt, self excited valve
transmitter periods).
(1,000
3 VPS
375
800
100
425
705
do.
500
600
4 VPS
500
600
Continuous or mo- dulated continous wave (600 periods),
350 (a) (6)
2 KW, self excited valve transmitter,
5 VPS 8571
35
Continuous Wave, 250 watt, self excited valve transmitter.
1,000
For alternative wave working with ships at sen in the vicinity of Hong Kong.
Marine.
Emits a summary of meteorological con- ditions twice daily at 0400 and 1200 G.M.T. (corresponding to noon and 8 p.m. (H.K. time).
(c) Emits typhoon warnings immediately on receipt and at 18 minutes past every hour until 1600 G.M.T.
(d) Emits navigation warnings on receipt aud after the completion of the weather reports at 0400 and 1200 G.M.T.
Communication with ships fitted for short wave transmission and reception. With this transmitter contact is maintained with such ships long after they have passed out of range of 1 and 4.
6 ZEL 2770
108.3 Modulated continu-
7 ZCH 5995
50.04
wave (100 per- iods), 500 watt, Self excited valve trans- mitter.
do.
1,000
250
Transmission of commercial traffic during hours of darkness to Hanoi, Shanghai, Foo- chow, Swatow and Amoy and other stations as required.
Transmission of commercial traffic to Swatow and points in South China.
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