Earth station for portable mobile satellite ommunication (geostationary)
(Item 28 of Article 2 Paragraph 1 of Certification Ordinance)




Items

Technical standards

Class of emissions G1 ABCDEFX
Assigned frequency or designated frequency 2660 - 2690MHz
Number of channels or channel separation 2399
12.5kHz separation
Tolerance of frequency (×10-6) 1.0
Tolerance of occupied bandwidth 16kHz
Tolerance of unwanted emission intensity 50µW / 4kHz and -60dBc / 4kHz
Antenna power Designated value 2W or less
Tolerance +20%, -50%
Leakage power at no-carrier transmission 60dB or less
Transmission rate of modulation signal 18kbps or less
Overall operation test Duplex operation
Automatic frequency selection
Note ----

Notice: Regulations in the Ordinance Regulating Radio Equipment shall have priority over the descriptions in the sheet when any difference is found between them. Further above descriptions do not cover all of the regulations.

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