... Fast delivery; Good quality 4)Best price; Good servic P3 500 UNDERGROUND CABLE1) Construction Center Conductor: 2.77+0.01mm Solid ... km, 15.3+1pF/ft Velocity of Propagation: 87%Attenuation[@68°F.(20°C)]Frequency(MHz)Maximum(dB/100m)50.7501 ... such as RG58,RG59,RG6,RG7,RG11,QR500,QR540,P3 500,Lan cable and so on. If you have any ... us! Inquiries and visits are more than welcome. P3 500 UNDERGROUND CABLE