User's Manual

Digital Repeater User Manual
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 WARNING. This is NOT a CONSUMER device. It is designed for installation by FCC
LICENSEES and QUALIFIED INSTALLERS. You MUST have an FCC LICENSE or express
consent of an FCC licensee to operate this device. Unauthorized use may result in significant
forfeiture penalties, including penalties in excess of ＄100,100 for each continuing violation.
 WARNING. For antenna and accessories, there are many brand or similar items, if clients
need to use such items, please compare the specifications carefully and consult the
professional manufacture if it’s suitable to use. The usage of the unqualified antennas,
cables or coupling device may result in the improper work of boosters and even damage
the device. Please double check before changing these items.
2 Why repeater
2.1 Reason 1
1) Blind or weak signal areas are formed if the buildings are too far away from BTS, or the buildings
themselves shield or absorb the signals.
2) There are too many complicated signals in the higher part of the buildings, therefore ping-pong switching
effect has been formed and the signals fluctuate a lot, there are annoying noises during phone calls and
there are dropped phone calls accordingly.
3) Elevators and basements are well-known blind areas.
4)
Downtown areas of the cities, congested with many high-rise buildings are usually the weak or blind
areas.
2.2 Reason 2
The remote villages, mountains, hills, valleys, etc are mostly scarcely populated areas with quite few mobile
users, so the main target is to send coverage to these areas, and it will not be cost effect to install a BTS tower,
therefore a booster is a quite good option.
Can we not use mobile phones? The answer is definitely NO. But it might be much more miserable that the