Motorola C139 - Cell Phone - GSM Manuale di servizio - Pagina 8
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RF Power Output
Output Impedance
Spurious Emissions
Receiver Sensitivity
RX Bit Error Rate (100K bits) type II
Channel Hop Time
Time to Camp
Speech Coding Type
Bit Rate
Frame Duration
Block Length
Classes
Bit Rate with FEC Encoding
8
Transmitter Functions
Receiver Functions
Speech Coding Functions
Specification
33 dBm typical GSM850/GSM900
30 dBm typical DCS1800/PCS1900
50 ohms nominal
-36 dBm from 0.1 to 1GHz,
-30 dBm from 1 to 4 GHz
Specification
-107 dBm typical GSM 850/GSM900
-107 dBm typical DCS1800/PCS1900
<2%
500 microseconds
Approximately 6~10 Second
Specification
Regular pulse excitation/linear predictive
coding with long term prediction (PRE
LPC with LTP)
13.0 Kbps
20 ms
260 bits
Class 1 bits =182 bits;
Class 2 bits = 78 bits
22.8 Kbps
July 5, 2005
C139