OPISYS USHR-781921-5B 用户手册
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3.1.1. Install outdoor antenna on higher location to avoid any signal interference.
Mount towards to the BTS where a clear line-of-sight path exists for optimal
signal level.
Mount towards to the BTS where a clear line-of-sight path exists for optimal
signal level.
3.1.2. Install indoor antenna at appropriate location such as wall or roof ceiling.
Make sure service antenna is not blocked by furniture or appliances.
Make sure service antenna is not blocked by furniture or appliances.
3.1.3. Use enclosed bolt to fix a booster on the wall and plug in power adaptor.
3.1.4. For best optimal operation, antenna isolation (oscillation level) should be
set above minimum 15 dB gain. The industry standard for antenna to antenna
isolation formula is BDA gain + 15 dB.
3.1.4. For best optimal operation, antenna isolation (oscillation level) should be
set above minimum 15 dB gain. The industry standard for antenna to antenna
isolation formula is BDA gain + 15 dB.
3. Installation
3.1 Installation Diagram
USHR-781921-5B
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Indoor Antenna
Out Door Antenna
Base satation