DR600 Service Manual
Vocoder
AMBE++
Digital Protocol
ETSI TS 102 361-1, -2, -3
GPS Index
TTFF(cold start)Time
to First Fix
<1 miniute
TTFF(hot start)Time to
First Fix
<10 seconds
Horizontal Accuracy
<10 meters
8. Maintenance and Test Equipment
Equipment
Major Specification
RF Signal Generator
Frequency Range: 10MHz~3GHz
Modualtion: frequency modulation and external modulation.
Output:
-
127dBm/0.1uV - >
-
47dBm/1mV
Power meter
Input Impedance: 50
Ω
Operating Frequency: 100MHz~1000MHz
Measurement Range: about 10W
Deviation Meter
Frequency Range: 100MHz~1000MHz
DVM
Measurement Range: DC 10mV~20V
Input Impedance: minimum circuit load high input impedance
Oscilloscope
30 ~100MHz
High Sensitivity Frequency
Counter
Frequency Range: 100 ~1000MHz
Frequency Stabilization : 0.2ppm or lower
Ammeter
5A
Audio voltmeter
Measurement Range: 50Hz~10KHz
46
Содержание DR600
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Страница 37: ...DR600 Service Manual 33 ...
Страница 109: ...DR600 Service Manual Appendix 2 PCB View and Schematic Diagram Figure 1 Rx Module Top Board PCB View 105 ...
Страница 110: ...DR600 Service Manual Figure 2 Rx Module Bottom Board PCB View 106 ...
Страница 111: ...DR600 Service Manual Figure 3 Tx Module Top Board PCB View 107 ...
Страница 113: ...DR600 Service Manual Figure 6 Baseband Mainboard Top Board PCB View 109 ...
Страница 114: ...DR600 Service Manual Figure 7 Baseband Mainboard Bottom Board PCB View 110 ...
Страница 115: ...DR600 Service Manual Figure 8 Front Panel Top Board PCB View Figure 9 Front Panel Bottom Board PCB View 111 ...
Страница 116: ...DR600 Service Manual Figure 10 Power Board Top Board PCB View 112 ...
Страница 117: ...DR600 Service Manual Figure 11 Accessory Board Top Board PCB View Figure 12 Accessory Board Bottom Board PCB View 113 ...
Страница 118: ...DR600 Service Manual Figure 13 Enternet Board Top Board PCB View 114 ...
Страница 119: ...DR600 Service Manual Figure 14 Enternet Board Bop Board PCB View 115 ...
Страница 150: ...DR600 Service Manual Figure 21 Baseband Mainboard Schematic Diagram 146 ...