Sec. 22.729  Meteor burst propagation modes.

    The rules in this section govern stations in this service that use 
meteor burst propagation modes to provide rural radiotelephone service 
in Alaska.
    (a) Channel assignments. The channels 42.40 and 44.10 MHz may be 
assigned to central office stations and rural subscriber stations, 
respectively, on a primary basis. The channels 44.20 and 45.90 MHz may 
be assigned to central office and rural subscriber stations, 
respectively, on a secondary basis to Private Radio services stations 
using meteor burst propagation modes.
    (b) Transmitting power. The transmitter output power must not exceed 
2000 Watts for central office stations and 500 Watts for rural 
subscriber stations.
    (c) Station locations. Co-channel central office stations of 
different licensees must be at least 241 kilometers (150 miles) apart. A 
rural subscriber station and a central office station of different 
licensees must be at least 241 kilometers (150 miles) apart if the rural 
subscriber stations of the different licensees operate on the same 
channel. The FCC may waive the requirements of this paragraph if the 
affected users agree to a cooperative sharing arrangement.
    (d) Emission type. Only type F1D emission is authorized.
    (e) Bandwidth. The authorized bandwidth is 20 kHz.
    (f) Station identification. Station identification is required only 
for the central office station.
    (g) Interference. Stations authorized under the provisions of this 
section must not cause harmful interference to the service of stations 
in other radio services.
    (h) Developmental authorization. Meteor burst communications systems 
may be authorized under developmental authorizations pursuant to 
Sec. 22.419.

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