Shyam Telecom Inc. R20-1900 Manuel D’Utilisation
Page
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Next Generation
Signal Enhancement
Signal Enhancement
7. R20 Repeater Specifications
7.1. Electrical Specifications-RF
S.NO. Parameter
7.1. Electrical Specifications-RF
S.NO. Parameter
Specified
limits/Remarks
1.
Frequency band in DL
path.
path.
1930 MHz to 1990 MHz
2.
Frequency band in UL
path.
path.
1850 MHz to 1910 MHz
3.
Number of RF Sub
bands
bands
One, the bandwidth of the sub band in DL &
UL paths is set as per user’s requirement.
UL paths is set as per user’s requirement.
4.
RF composite power
+19dBm
5. Spurious
Emission
≤ 36 dBm from 9 KHz to 1 GHz
≤ -30 dBm from 1 GHz to 12.75 GHz
6. Automatic
Power
Control
15 dB
7. Repeater
Gain
70 dB
8.
Attenuation range for
gain adjustment in DL &
UL (Automatic/manual
by GUI switch)
gain adjustment in DL &
UL (Automatic/manual
by GUI switch)
31 dB in 1 dB step
9.
Gain flatness over band ±2 dB
10. Gain
variation
with
temperature
± 1.5 dB
11.
Total delay in the signal
path/direction
path/direction
5.5 microseconds.
12. Noise
figure
5 dB Max.
13. Impedance
50 Ohms
14. Return
loss
16 dB
15. RMS
interface
Wireless modem (optional), USB port
7.2. Electrical Specification Power Requirement
Parameters Specified/Limits
Input AC Voltage Range through
AC/DC adapter.
AC/DC adapter.
100-240 V, 47/63 Hz
Power Consumption
24 watts
7.3. External Electrical Interface
Parameters Specification
RF port UL
RF port UL
N-type (F)
RF port DL
N-type (F)
7.4. Mechanical Specification
Dimensions (w x h x d)
312x141x54 mm (12x5x2 inches)
Weight
2 Kg.(4.4 lbs.) approx.