Aastra X Series, Руководство по установке и внедрению

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Page 2-33 10/2008
AMT/PTD/TR/0020/2/7/EN
2.2.3 Characteristics
The characteristics of the DECT base station are as follows:
• Frequency band: 1880 -1900 MHz.
• Number of radio channels: 10.
• Transmission power: 250 mw maximum / 10 mw average.
• Instantaneous throughput of the channel: 1152 kbit/s
• Signalling channel throughput: (D channel of the S0 BRI between the PBX and the base
station): 16 kbit/s.
• Antenna type: omnidirectional.
• Integrated or external antennas.
• Coverage range: from 10 to 30 meters in an office environment and up to 300 meters in an
open air environment.
• Base station operating temperature: +5, +45° C.
• Number of simultaneous calls per base station: 4.
• Base station synchronisation Yes.
Climatic conditions
In operation:
• Temperature: +5 to 45 °C
• Relative humidity: 10 to 80%, without condensation
In storage:
• Temperature: -10 to 60 °C
• Relative humidity: 10 to 90%, without condensation
If necessary, a unit is available for the base station which provides non-freezing (-20 °C) and
high temperature (+60 °C) regulation.