Service manual

Service Manual SD170E Series
Page 9 of 44
General Specification
VHF
UHF
Equipment Type
Data radio (Wireless Modem)
Data radio (Wireless Modem)
Model Series
SD-171E
SD-174E
Performance
Specifications
TIA/EIA-603 /ETS 300-113
TIA/EIA-603 /ETS 300-113
Frequency Range
142-174MHz
450-490MHz
RF Output
1-5W
1-5W
Channel Spacing
12.5KHz, 25KHz Programmable
Modulation Type
F3D, F3E
Intermediate
Frequency
45.1MHz & 455KHz
Number of Channels
16
Frequency Source
Synthesizer
Operation Rating
Intermittent
90 : 5 : 5 (Standby : RX : TX)
Power Supply
Ext. Power Supply (12 VDC Nominal)
Temperature Range
Storage
Operating
From -40°C to +80°C
From -30°C to +60°C
Current Consumption
Standby(Muted)
Transmit 5Watts RF
Power
Transmit 2Watts RF
Power
< 65mA
< 2.0 A
< 1.0 A
Lock Time
< 10ms
TX to RX attack time
< 20ms (No Power Saving)
RX to TX attack time
< 20ms
Dimensions
(118mm)W X (63mm)H X (35mm)D
Weight
266.5grams
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