CEPT T R 22-01 E-1975 Frequencies Likely to Be Allocated to International Railways《可能分配给国际铁路的频率》.pdf

1、111 23261139 O006523 2 ,- 69 T?R22-D1 Page E I Recommendation T/R 22-01 (Mlaga-Torremoiinos 1975) FREQUENCIES LIKELY TO BE ALLOCATED TO INTERNATIONAL RAILWAYS 1% - Recommendation proposed by the ?Radiocommunications? Working Group T/WG 3 (R) Text of the Recommendation adopted by the ?Telecommtmicati

2、ons? Commission: ?The European Conference of Postal and Telecommunications Administrations, considering (a) that railways are making increasingly extensive use of radio links to facilitate the operation of railway traffic and (b) that it would be desirable/advantageous to be able to use radio equipm

3、ent in several countries in order to facilitate (c) that it would be essential to select working frequencies in a common band, (d) that the Union Internationale des Chemins de fer (UIC) is currently studying this problem within its working parties and in 1966, asked for the co-operation of the CEPT,

4、 (e) that following a study which also took into account the possible involvement of neighbouring countries which were not members of the CEPT, a reply from the CEPT was given to UIC in 1969, (f) that the planning of frequencies in CEPT member countries will depend on the frequencies to be adopted f

5、or international railways, (g) that the World Administrative Maritime Radio Conference held in Geneva in 1974 took into consideration, when allocating on-board communications frequencies to ships, the frequency bands reserved for international railways, recommends 1. that frequencies likely to be al

6、located by Administrations to international railways, without excluding national requirements, be selected from the following frequencies. increase its safety, communications with international trains without excluding national requirements, _1 - Land Mobile Station 457.600 MHz 457.625 MHz 457.650 M

7、Hz 457.675 MHz 457.700 MHz 457.725 MHz 457.750 MHz 457.775 MHz 457.800 MHz 457.825 MHz 457.850 MHz 457.875 MHz 457.900 MHz 457.925 MHz 457.950 MHz 457.975 MHz 458.000 MHz 458.025 MHz 458.050 MHz 458.075 MHz 458.100 MHz Base Station 467.600 MHz 467.625 MHz 467.650 MHz 467.675 MHz 467.700 MHz 467.725

8、MHz 467.750 MHz 467.775 MHz 467.800 MHz 467.825 MHz 467.850 MHz 467.875 MHz 467.900 MHz 467.925 MHz 467,950 MHz 467.975 MHz 468.000 MHz 468.025 MHz 468.050 MHz 468.075 MHz 468.100 MHz 2. that phase or frequency modulation be used with a required bandwith not exceeding 16 kHz, 3. that the effective r

9、adiated power be as low as possible for the service zone envisaged,? - Edition of September 15, 1988 - i 1 Recommandation T/R 22-01 (adopte en 1975) / Recommendation T/R 22-01 (adopted in 1975) - N“ No. 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 - - - Information de la su

10、ite donne / Information regarding implementation a = La Recommandation est applique. / The Recommendation has been implemented. b = Lapplication de la Recommandation est prvue. / Implementation of the Recommendation is planned. c = Lapplication de la Recommandation nest pas prvue. / Implementation o

11、f the Recommendation is not planned. O Pays Countries L Alleinagne (Rp. fd. d)/ Germany (Fed. Rep, of) Autriche / Airstria Belgique / Belgiirm Chypre I Cypriis Darieninrk / Denmark Espagne / Spain Firilande / Finland France Grce 1 Greece Irlande / Ireland Islande / Iceland Italie / Italy Liechtenste

12、in Lirxernborrrg Malte / Malta Monaco Norvge / Norway Pays-Bas Netherlands Port1rgnl Royarime-Uni / United Kingdom Saint-Marin / San Marino Sirrle / Sweden Sirisse / Switzerland Tirrqiiie / Turkey Vatican (Cit) / (City) Yougoslavie / Yiigoslavia Infor- mation 3 a a a a a b C b a b a a a Remarques / Remarks A La question est encore ltude. / Matfer currently under examination. - Edition du 15 septembre 1988 / Edition of September 15, 1988 i t t -