<tr id="vcfya"><samp id="vcfya"></samp></tr>
<output id="vcfya"></output>
<dfn id="vcfya"><strong id="vcfya"></strong></dfn>


    <strong id="vcfya"></strong>
  1. 
欧美?级毛片一进一出夜本色,成人综合色图,久久99色综合,欧美人妻中文,97人妻碰碰中文无码久热丝袜,国产97色在线?|?日韩,一本色道无码不卡中文字幕,亚洲免费人妻 

				
		
		
		
		
    
		
		
    
			
			
			
    
			
    
		
    
		
		
		
		 
	 
			
    
			
			
    
				
				
				
				
				
    
				
	

		
		
    
			
    
				
    
					
    
					Paraboloid antenna
					
    
					
    
						
    Name:Paraboloid antenna
    
						
    Model:直放站天線
    
						
    Frequency:800-960
    
						
    Gain:17-21
    
						
    Negative Way:垂直
    
						
    Standing Wave Ratio:<15
    
						
    Product Features:
    
					
    
				
    
				
    
					
				
    
			
    
			
    
				
    1.2m grid parabolic antenna SHD-D-900P-18-12
    Electrical parameters
    model
    SHD-D-900P-18-12
    Frequency- MHz
    870-960
    Gain -dBi
    18 ± 1
    Horizontal beam - [deg.]
    18
    Vertical lobe - [deg.]
    15
    Front-to-back ratio -dB
    ＞28
    Standing wave ratio
    < 1.5
    Input impedance  -Ω
    50
    polarization
    vertical
    Maximum power tolerance-  W
    200
    Connector
    N-Female
    Lightning protection
    DC
    Mechanical parameters
    Antenna size- mm
    Ф 1200
    Pole diameter- mm
    Ф 50- Ф 95
    Weight- kg
    10
    Antenna material
    aluminum
    Working temperature -℃
    -40 ~+ 60
    Wind resistance- m/s
    36.9