BT 900 manual Technical specification, Dect/Gap

Models: 900

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Technical specification

Standard

DECT/GAP

 

 

Number of channels

120 duplex channels

 

 

Radio frequency range

1880 MHz to 1900 MHz

 

 

Duplex method

Time-division multiplexing. 10 ms frame length

 

 

Channel spacing

1728 kHz

 

 

Bit rate

1152 kbit/s

 

 

Modulation

GFSK

 

 

Voice coding

32 kbit/s

 

 

Transmitted power

10 mW, average output per channel

 

 

Range

up to 300 metres outdoors (uninterrupted line

 

of sight)

 

up to 50 metres in buildings

 

 

Power supply

Base station 230 V/50 Hz (AC adaptor)

 

 

Power consumption base station

3.9 VA

 

 

Operating time, mobile unit

Standby: up to 60 hours

(with fully charged battery)

Phone in use: Up to 6 hours

 

 

Permitted ambient conditions

0°C to 40°C

for operation (maximum)

20% to 75% rel. humidity

 

 

Permitted storage temperature

–10°C to +60°C

 

 

Signalling method

DTMF

 

 

Signal key function

Earth Recall/Timed Break Recall

 

 

Base station dimensions

150mm x 105mm x 120mm (L x W x H)

 

 

Telephone unit dimensions

180mm x 60mm x 35mm (L x W x H)

 

 

Weight

Base station: 250g

 

Handset: 200g (with battery)

 

 

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Page 39
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BT 900 manual Technical specification, Dect/Gap