Samsung SGH 600, Руководство по обслуживанию

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3. Specification
3-1 General Specification
3-1-1 Frequency Range
- Transmit (Uplink): 890 ~ 915 MHz
- Receive (Downlink): 935 ~ 960 MHz
3-1-2 Channel Spacing :
200 kHz
3-1-3 Number of Channels:
124
3-1-4 Frequency Spacing:
45 MHz
3-1-5 Modulation Data Rate
- 270.833 kbits/sec
3-1-6 Frame Period:
4.615 msec
3-1-7 Timeslot Period:
576.9 µsec
3-1-8 Modulation Type:
0.3 GMSK
3-1-9 MS Max Power:
2 W (33 dBm)
3-1-10 MS Min Power:
0.3 W (5 dBm)
3-1-11 Voice Coder Bit Rate:
13 kbits/sec
3-1-12 Input / Output Impedance :
50½
3-1-13 VCO Frequency
- TX VCO : 890 ~ 915 MHz,
- UHF VCO : 1160 ~ 1185 MHz
- VHF VCO : 540 MHz
3-1-14 IF
- 1st RX IF: 225 MHz
- 2nd RX IF: 45 MHz
- 1st TX IF: 270 MHz
3-1-15 VCTCXO Frequency
- 13 MHz (±5 PPM)
3-1-16 Operating Temperature
- Main : Nominal: +15 ¼C ~ +35 ¼C
Extreme: -10 ¼C (spec) ~ +55 ¼C
- TA : Nominal: +15 ¼C ~+35 ¼C
Extreme: -20 ¼C ~ +55 ¼C
3-1-17 Operating Voltage
- High Voltage: 4.1 V
- Nominal Voltage: 3.7 V
- Low Voltage: 3.4 V
Samsung Electronics 3-1