Справочник Пользователя для Shyam Telecom Inc. HB-20-1900

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Antenna – Electronic 
Communication Systems 
 
4.0  Description of HB-20 Booster installation Kit 
 
The  HB-20 booster system contains an automatic power control, bi-directional 
amplifier (BDA) supplied along with a donor antenna (highly directive outdoor 
antenna) and server antenna (indoor omni directional antenna), specifically 
designed for interior configurations. The donor antenna must be pointed toward 
the cell of the base station from where the signal is to be picked up and is usually 
mounted on the exterior of the building so as to receive the maximum forward 
signal level from the base station. The indoor antenna of HB-20 booster provides 
RF signal in all directions downward and outward from the installation point..  
adopter is supplied with HB-20, powered by universal 90/240 VAC mains supply. 
A standard length of 7 mm RF coaxial cable with connectors is supplied to 
connect the donor antenna and HB-20 booster. Any other RF coaxial cable length 
is also available optionally, on request.  
 
 
 
 
 
 
 
 
 

 
 
 
 
 
 
 
 
 
 
 
D/L Align  
Shut Down 
RSL Low
RSL Mid
RSL High
U/L Align 
Server Antenna
AC/DC 
Adapter 
+9V DC 
Coaxial Cable
Donor Antenna
Donor Antenna
 
Figure 4.0 : Installation Diagram of Home Booster 
 
List of Installation Kit 
 
1. 
Donor Antenna – Patch Antenna  (Optional 7 dbi) 
2. 
Server Antenna - Whip Antenna.  (Optional 0 dbi ) 
3. 
RF coaxial cable with SMA to SMA (M) connector. (Optional) 
4. 
Booster  HB-20. 
5. AC/DC 
Adapter 
(9VDC/2.0 Amp.). 
6. Mounting 
Kit. 
 File 
Doc. No. 
             Date 
 Version 
Page 
HB-20 
5700 9004 051 
Feb 05 
 1.0 
6/12 
 
 
 
7. Installation 
and 
Operational Manual