产品简介
            75 Ohm Auuminum Tube Type
                产品详细信息
                
                    
    
    
        
            | Physical Dimensions  | 
              | 
              | 
              | 
        
        
            |   | 
            SYWLY-75-7 | 
            SYWLY-75-9  | 
            QR-500  | 
            QR-540  | 
        
        
            | lnner Conductor | 
            1.66  | 
            2.15  | 
            2.77  | 
            3.15  | 
        
        
            | Dielectric | 
              | 
            7.25  | 
            9.00  | 
            11.50  | 
            13.03  | 
        
        
            | Outer Conductor | 
            10.30  | 
            12.30  | 
            0.35 (tube) | 
            13.93  | 
        
        
            | Jacket | 
              | 
            1.83  | 
            14.10  | 
            14.80 | 
            15.70  | 
        
        
            | Steel Messenger | 
            1.83/2.77 | 
            2.77  | 
              | 
        
        
        
        
            |   | 
              | 
              | 
              | 
              | 
        
        
            | Electrical Characteristics | 
              | 
              | 
              | 
        
        
            | Impedance(Ω) | 
              | 
            75±2.5 | 
            75±2.5 | 
            75±2.5 | 
            75±2.5 | 
        
        
            | Cappacitance(PF/m) | 
              | 
            51 | 
            50 | 
            50 | 
            50 | 
        
        
            |    Echo Loss | 
            VHF | 
            22 | 
        
        
            |  (≥dB) | 
            UHF | 
            20 | 
        
        
            |   | 
              | 
              | 
              | 
              | 
              | 
        
        
            |  Attenuation(20℃,≯dV/100m) | 
              | 
              | 
              | 
        
        
            | 5MHz | 
              | 
            1.3 | 
            1 | 
            0.6 | 
            0.5 | 
        
        
            | 50MHz | 
              | 
            3 | 
            2.3 | 
            1.7 | 
            1.5 | 
        
        
            | 200MHz | 
              | 
            5.8 | 
            4.5 | 
            3.5 | 
            3 | 
        
        
            | 550MHz | 
              | 
            10 | 
            8 | 
            6 | 
            5.2 | 
        
        
            | 800MHz | 
              | 
            12.8 | 
            9.9 | 
            7.4 | 
            6.3 | 
        
        
            | 1000MHz | 
              | 
            14.4 | 
            11.3 | 
            8.5 | 
            8 | 
        
        
            | Packaging lnformation | 
              | 
              | 
              | 
              | 
        
        
            | Packaging | 
            wooden drum | 
        
        
            | Length Avallavle(m) | 
            700-750 | 
            1000-1100 | 
            1000-1200 |