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Land Mobile |
Fixed Site |
Portable |
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Parameter |
ST221 |
ST211 |
ST251 |
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G/T |
-10 dB/K |
-16 dB/K |
-14 dB/K |
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Operating Voltage |
12V DC |
12V DC |
9.6V DC |
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Current Draw |
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Transmit |
2.4A |
4.5A |
2.4A |
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Receive |
0.8A |
1.8A |
1.7A |
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Battery Life |
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Standby Time |
Not Applicable |
Not Applicable |
8 hours |
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Talk Time |
Not Applicable |
Not Applicable |
1 hour |
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Communications Modes |
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Voice |
Full Duplex Digital Voice |
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Voice |
Half Duplex Digital Voice (Net Radio option) |
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Fax |
Group III Facsimile at 4800 bps |
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Data |
4800 bps |
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System Specifications |
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Transmit Frequencies |
1626.5 - 1660.5 MHz |
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Receive Frequencies |
1525.0 - 1559.0 MHz |
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EIRP |
12.0 - 16.6 dbW |
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Polarization |
Right-hand Circular |
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Channel Spacing |
6 kHz |
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Physical Specifications |
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TU200A Common Transceiver Unit |
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Weight |
3.75 lbs |
1.7 kg |
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Width |
8.9 in. |
227 mm |
|
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Length |
7.75 in. |
197 mm |
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Height |
2.1 in. |
52 mm |
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AU201A Mid Gain Dome Antenna Unit |
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Weight |
3.0 lbs |
1.4 kg |
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Width |
6.8 in. |
170 mm |
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Length |
6.8 in. |
170 mm |
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Height |
6.6 in. |
165 mm |
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AU501A Fixed Site Antenna Unit |
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Weight |
13.2 lbs |
6.0 kg |
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Width |
21 in. |
525 mm |
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Length |
2.2 in. |
56 mm |
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Height |
1.3 in. |
33 mm |
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SZ100A Handset |
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Weight |
0.7 lb |
0.3 kg |
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Length |
2.2 in. |
56 mm |
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Height |
1.3 in. |
33 mm |
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SZ300A Push-To-Talk Microphone |
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Weight |
0.9 lbs |
0.4 kg |
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Width |
2.5 in. |
63 mm |
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Height |
1.0 in. |
25 mm |
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OmniQuest ST251 Base Unit (NT100A) |
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Weight |
5.3 lbs |
2.4 kg |
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Width |
11.3 in. |
2287 mm |
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Length |
8.3 in. |
210 mm |
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Height |
2.0 in. |
51 mm |
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SZ504A TransMobile Unit |
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Weight |
6.7 lbs |
3.0 kg |
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Width |
9.75 in |
244 mm |
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Length |
8.25 in. |
206 mm |
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Height |
2.25 in. |
56 mm |
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Spectrum Services International
Manassas, Virginia, USA
Phone (703) 369-4997 Fax: (703) 369-9382
E-mail: info@satellitecom.org