208631-1934-Regulations-regarding-the-use-of-W-T-by-warships-other-than-British-at-Hong-Kong — Page 1

744

THE HONG KONG GOVERNMENT GAZETTE, SEPTEMBER 21, 1934.

NOTICES.

No. 717.-The following regulations, superseding those published in Government Notification No. 400 of 1st May, 1927, by the British Naval Commander-in-Chief, regarding the use of W/T by warships, other than British, at Hong Kong are published for information :----

Men-of-war other than British may use their W/T apparatus whilst visiting Hong Kong, but are required to observe the following regulations:-

(a) Ships are requested to confine transmission to the following bands con- tained in the mobile bands as laid down by the International Telecom- munication Convention (Madrid, 1932):—

ke/s.

metres.

12400/12800

23.44/24·19

11050/11150

26.91/27·15

6400/6500

46.15/46.88

5550/5650

53.10/54:05

428/460

120/125

652/700 2400/2500

Under exceptional circumstances permission may be given by the Senior Naval Officer for the use of any particular frequency outside the above bands, but normally this permission will only be given for use between 0000 and 0600, Hong Kong time.

(b) Transmission may take place on 500 kc/s (600 metres) only in case of dis- tress or great urgency or for communication direct with Cape d'Aguilar (VPS).

""

(c) Pure continuous wave should be used where possible, and a band spread consistent with "tolerances as laid down by the afore-mentioned Con- vention. To avoid interference by "drifting" or overlapping, the use of the extremities of bands should be avoided.

(d) It is requested that operators may discontinue transmitting upon receipt of the signal "AS" (wait) from Cape d'Aguilar (VPS) or Stonecutters (GYP and GZO via VPS) and not recommence until the signal "K" (go on) has been received. Ships should stop transmitting at intervals of not more than ten minutes and listen in on 500 kc/s (600 metres) to ascertain whether they are being asked to stop transmitting.

(e) Ships in harbour are requested not to use receivers which oscillate into the

aerial circuit.

H. M. S. Kent at Weihaiwei,

1st September, 1934.

(Sd.)

FRED. C. DREYER, Admiral, Commander-in-Chief.