| GM
47 |
GSM 900 & E-GSM 900 |
GSM 1800 |
| Frequency
Ranges(MHz) | TX: 890-915 & TX: 880-890 | TX:
890-915 |
| | RX
935-960 & RX: 925-935 | RX: 1805-1880 |
| Channel spacing | 200
kHz | 200 kHz |
| Number
of channels | 173 carriers *8(TDMA) | 374
carriers *8(TDMA) |
| Modulation | GMSK | GMSK |
| TX Phase accuracy | <
5 RMS phase error burst | < 5 RMS phase error
burst |
| Duplex spacing | 45MHz | 95MHz |
| Receiver sensitivity at antenna
connector | <-102dBm | <-102dBm |
| | | |
| Transmitter output power at
antenna connector | Class 4 2W(33dBm) | Class
1 1W(30dBm) |
| Average
Power Consumption GSM 850 & 900 |
| |
Idle Mode |
Transmit/Operation |
| Voice/CSD | <5mA | <250mA(2A
peak) |
| | <5mA | <350mA(2A
peak) |
| FWT
Dimensions and weight |
| Metric(cm)
10.5 X 8.0 X 22.0 |
| 0.65 kg |
| Environment |
| Operating temperature range | minus
10 degrees celcius to | |
| | plus
50 degrees celcius | |
| Storage
temperature range | minus 40 degrees celcius
to | |
| | plus
60 degrees celcius | |
| Humidity | 5%
to 95% | |
| Connectors |
| RJ-11 interface jack for telephone |
| RJ-45 interface data transfer
and printer option |
| DC
Power input jack |
| TNC Antenna connector |
| External
Battery Back up |
| 8
hours of airtime |
| 14 hours of standby |
©
2004 DigitalSA (Pty) Ltd