Motorola C25 서비스 매뉴얼 - 페이지 9
{카테고리_이름} Motorola C25에 대한 서비스 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. Motorola C25 50 페이지. Dual band wireless telephone
Level 1 and 2 Service Manual
Specifications
General Function
Frequency Range GSM
Frequency Range DCS
Channel Spacing
Channels
Modulation
Transmitter Phase Accuracy
Duplex Spacing
Frequency Stability
Operating Voltage
Transmit Current
Stand-by Current
Dimensions,
Size (Volume)
Weight
Temperature Range
Battery Life, 550 Ni Mh Battery
Battery Charge Time
Alert Volume
Transmitter Function
RF Power Output
Output Impedance
Spurious Emissions
Receiver Function
Receive Sensitivity
RX bit error rate (100k bits) Type II
Channel Hop Time
Time to Camp
Speech Coding Function
Speech Coding Type
Bit Rate
Frame Duration
Block Length
Classes
Bit Rate with FEC Encoding
6881039B15
Specification
880-915 MHz Tx (with EGSM)
925-960 MHZ Rx
1710-1785 MHz Tx
1805-1880 MHz Rx
200 kHz
174 EGSM
GMSK at BT = 0.3
5 Degrees RMS, 20 Degrees peak
45 MHz
± 0.10 ppm of the downlink frequency (Rx)
+3.0V dc to +5.1V dc (battery)
3.6V, 600mA (external connector)
185 - 250 mA average talk current drain
Typically 6mA (DRX2),4mA (DXR9)
106 mm x 40 mm x 16 mm
(4.17 inches X 1.57 inches X.63 inches)
3
68 cc (x.x in
), with 500 mAh battery
85 gm (2.9 oz), with 500 mAh battery
-10° C to +55° C (+15° F to +130° F)
Talk Time 120 to 300 minutes
Standby 50 to 120 hours
3 Hours
95 dB @ 5 cm
Specification
33 dBm nominal GSM 900, 30 dBm nominal GSM 1800
50 ohms nominal
-36 dBm from 0.1 to 1 GHz, -30 dBm from 1 to 4 GHz
Specification
Better than -103 dBm
< 2%
500 microseconds
Approximately 5-10 seconds
Specification
Regular pulse excitation / linear predictive coding with long
term prediction (RPE LPC with LTP)
13.0 kbps
20 ms
260 bits
Class 1 bits = 182 bits; Class 2 bits = 78 bits
22.8 kbps
August 01, 2001
Specifications
5