| Model: | - |
|---|---|
| Brand: | L-TEL |
| Origin: | Made In China |
| Category: | Electronics & Electricity / Telecommunication & Broadcasting / Other Communication Equipment |
| Label: | WIRELESS RF , signal amplifier , repeater |
| Price: |
-
|
| Min. Order: | 1 set |
| Live Chat: | Last Online:08 Mar, 2013 |
Apply to TETRA digital trunking communication system (TETRA, GOTA, and IDEN) signal coverage extension.
Product Features：
☞Advanced and scientific design of low noise circuit, high sensitivity
☞ALC Automatic Control and reflex protection circuit，prevent accidental burnout
☞Adopting advanced LDMOS power amplifier with high linearity and low intermodulation, the linearity and intermodulation indexes of whole machine are excellent
☞Perfect Local and remote network monitoring, has initiative alarm function, and parameters can be inquired and set.
☞Supply charging power and backup battery to ensure fault information timely report in time of machine outage, convenient for timely maintain,
☞Crate accord with IP55 protection and high heat-dissipation design, able to work outdoor all-weather.
Technical parameters:
|
Item |
Technology Indexes |
Remark |
||
|
uplink |
downlink |
|||
|
Working frequency (MHz) |
806-821 |
851-866 |
Select according to the need |
|
|
Gain(dB) |
60-90 |
60-90 |
Select according to the need |
|
|
Output power (W) |
0.5-5 |
0.5-20 |
Select according to the need |
|
|
ALC (dBm) |
△Po≤±1 |
|
||
|
Noise factor (dB) |
≤5 |
The forward is not required |
||
|
Ripple in the band (dB) |
≤2 |
|
||
|
Frequency tolerance (ppm) |
≤0.05 |
|
||
|
Transmission delay (us) |
≤5 |
|
||
|
Gain adjustment range (dB) |
≥25 |
|
||
|
Gain adjustment linearity (dB) |
10dB |
±1 |
|
|
|
20dB |
±1 |
|
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|
30dB |
±1.5 |
|
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|
Intermodulation Reduction |
≤-45dBc |
|
||
|
Out Band Stray |
≤-36dBm |
|
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|
≤-30dBm |
|
|||
|
Out Band Rejection |
≥30 |
|
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|
≥45 |
|
|||
|
≥55 |
|
|||
|
VSWR |
1.5 |
|
||
|
1.4 |
|
|||
|
Power supply |
AC220V or DC48V |
|
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