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Brief
This product is used for 2 GHZ repeater station system, easy to use, high level of integration. Included in this product are downgoing amplifiers, uplink Low Noise components, etc. Internal components of single CPU centralized control, have the power, over current, over temperature, a Standing wave protection mechanism, and report to the alarm state. External communication interface RS485, the stability and anti-interference ability of data communication.
Technical index
| No. |
Technical parameters |
Technical index |
| uplink |
downgoing |
| 1 |
Working frequency (MHz) |
2170 ～2200 |
1980 ～2010 |
| 2 |
Max Output power (dBm) |
≥10 |
≥33 |
| 3 |
Max gain (dB) |
≥55 |
≥35 |
| 4 |
Passband fluctuation (dB) |
≤±0.5 |
≤±0.5 |
| 5 |
Noise factor (dB) |
≤2.5 |
-- |
| 6 |
Input, Output voltage Standing wave ratio |
≤1.5: 1 |
| 7 |
Numerical control phase shift digits (bit) |
6 |
6 |
| 8 |
Precision of phase shift (º) |
≤5 |
≤5 |
| 9 |
Out-of-band suppression (dBc) |
≤-50@1980 ～2010MHz |
≤-50@2170 ～2200 MHz |
| 10 |
Supply voltage (V) |
+9±1 |
| 11 |
Radio frequency interface |
SMP |
| 12 |
Wave control mode |
Serial control |
| 13 |
Monitoring protocol |
《YJ Internal module communication protocol》 |
| 14 |
Environment temperature (℃) |
-25 - +55 |
| 15 |
Relative humidity (%) |
45～75 |
| 16 |
Overall dimensions (mm) |
≤68*42*25 |
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