FALCOM TANGO55, User Manual

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TANGO55/i & TANGO56/i User's Manual Version 1.05
Frequency range
Uplink (MS → BTS)
GSM 900 880 915 MHz
GSM 1800 1710 1785 MHz
GSM 1900 1850 1910 MHz
Frequency range
Downlink (BTS → MS) GSM 900 925 960 MHz
GSM 1800 1805 1880 MHz
GSM 1900 1930 1990 MHz
RF power @ ARP with 50 Ω load
GSM 900 31 33 35 dBm
GSM 1800 28 30 32 dBm
GSM 1900 28 30 32 dBm
Number of carriers
GSM 900 174
GSM 1800 374
GSM 1900 299 dBm
Duplex spacing GSM 900 45 MHz
GSM 1800 95 MHz
GSM 1900 80 MHz
Carrier spacing 200 kHz
Multiplex, Duplex TDMA/FTDMA, FDD
Time slots per TDMA frame 8
Frame duration 4.615 ms
Time slot duration 577 µs
Modulation
Receiver input sensitivity @ ARP
BER Class II < 2.4 % GMSK
GSM 900 -102 -107 dBm
GSM 1800 -102 -106 dBm
GSM 1900 -102 -105.5 dBm
Table 5: Air Interface
2.5 Air interface of the TANGO56 GSM/GPRS engine, only
Test conditions:
All measurements have been performed at T
amb
= 25 °C, V
VIN
typ. = 12 V DC.
Parameter Min Typ. Max Unit
Frequency range
Uplink (MS → BTS)
GSM 850 824 849 MHz
GSM 1800 1710 1785 MHz
GSM 1900 1850 1910 MHz
Frequency range
Downlink (BTS → MS) GSM 850 869 894 MHz
GSM 1800 1805 1880 MHz
GSM 1900 1930 1990 MHz
RF power @ ARP with 50 Ω load
GSM 850 31.51 31.82 dBm
GSM 1800 - - - -
PCS 1900 27.43 - 28.16 dBm
Number of carriers
GSM 850 124
GSM 1800 374
PCS 1900 299 dBm
Duplex spacing GSM 850 45 MHz
GSM 1800 95 MHz
PCS 1900 80 MHz
Carrier spacing 200 kHz
Multiplex, Duplex TDMA/FTDMA, FDD
Time slots per TDMA frame 8
Frame duration 4.615 ms
Time slot duration 577 µs
Modulation
Receiver input sensitivity @ ARP
BER Class II < 2.4 % GMSK
GSM 850 -102 -107 dBm
GSM 1800 -102 -106 dBm
PCS 1900 -102 -105.5 dBm
Table 6: Air Interface
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