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 b.   Mobile Antenna: N-820-V, N-880-V, N-870-V, M-241, M-251, M-451,   
 
          N-820-U, N-880-U, N-870-U, RF-570-U   
 
 
   
    
      
          | 
          | 
          | 
          | 
       
      
        | N-820-V | 
        N-880-V | 
        N-870-V | 
        RF-570-U | 
       
      
        | N-820-U | 
        N-880-U | 
        N-870-U | 
         | 
       
     
  
    
      | 
         Model 
       | 
      
         Frequency 
       | 
      
         BandWidth 
       | 
      
         Gain 
       | 
      
         Max.power rating 
       | 
      
         Impedance 
       | 
      
         VSWR 
       | 
      
         Connector 
       | 
      
         Length 
       | 
      
         Meterial 
       | 
     
    
      | N-820-V
         N-820-U 
       | 
      
          136~174MHz
         380~530MHz 
       | 
      
         8MHz/10MHz 
        (depending on operating frequency and installation)
        
         
       | 
      
         2.15dBi 
        4.5dBi 
       | 
      
         150W 
       | 
      
         50Ohm 
       | 
      
         <1.5 
       | 
      
         MP/UHF 
       | 
      
         0.7m 
       | 
      
         #631 
        stainless steel whip is springy
        
        The surface of steel whip through electrolysis process 
       | 
     
    
      | N-870-V
         N-870-U 
       | 
      
          
         136~174MHz
         380~530MHz
           
       | 
      
         12MHz/10MHz 
        (depending on operating frequency and installation) 
       | 
      
         4.3dB 
        6.8dB 
       | 
      
         150W 
       | 
      
         50Ohm 
       | 
      
         <1.5 
       | 
      
         MP/UHF 
       | 
      
         1.18m 
       | 
      
         #631 
        stainless steel whip is springy
        
        The surface of steel whip through electrolysis process 
       | 
     
    
      | N-880-V
         N-880-U 
       | 
      
          
         136~174MHz
         380~530MHz
           
       | 
      
         12MHz/10MHz 
        (depending on operating frequency and installation) 
       | 
      
          3.5dB
         6.0dB 
       | 
      
         150W 
       | 
      
         50Ohm 
       | 
      
         <1.5 
       | 
      
         MP/UHF 
       | 
      
         1.04m 
       | 
      
         #631 
        stainless steel whip is springy
        
        The surface of steel whip through electrolysis process 
       | 
     
    
      | RF-570-U
           
       | 
      
         430~450MHz 
       | 
      
         20MHz 
        (depending on operating frequency and installation) 
       | 
      
          
         3.8dB 
       | 
      
         70W 
       | 
      
         50Ohm 
       | 
      
         <1.5 
       | 
      
         MP/UHF 
       | 
      
         0.45m 
       | 
      
         #631 
        stainless steel whip is springy
        
        The surface of steel whip through electrolysis process
         
       | 
     
  
 
   
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