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R-tron Inc. SPAPP200M 用户手册

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Mini 200mW   
User’s Manual 
 R-Tron., Inc.                                                          12/15 page 
3.2 Antenna Unit   
 
The Mini 200 has two antennas, a donor antenna and a distribution antenna, to provide a good 
communication service. 
 
3.2.1 Donor Antenna (Yagi Antenna) 
 
A donor antenna is used for receiving the transmitted signal from a base station. 
 
 
 
Figure 3.5 A Yagi antenna (Donor antenna)