QR500 with messenger cable
2.77mm SC/CCA+11.43mm FPE+ 0.25-0.45mm Aluminum Tube +14.22mm PVC / PE+ 2.77mm Steel Jelly/APD

Coaxial Cable QR500 With Messenger
1)Basic Construction
Center Conductor: 2.77mm Solid Copper/Copper Clad Aluminum
Dielectric: 11.43mm Foam PE
Outer Conductor: 0.25-0.6mm Aluminum Tube
Jacket: 14.22mm PVC / PE
Messenger: 2.77mm Steel
Jelly/APD Per Customer' Special Requirement

2)Basic Characteristics
Nominal Impedance: 75± 3 Ohm
Nominal Capacitance: 55± 3pF/m
Nominal Velocity of Propagation: 87%
Sparker Test: 4000VAC
SRL: 30-470: 20dB
470-1000: 18dB

Attenuation[68°F(20ºC)]  Frequency(MHz)Maximum(dB/100ft)Maximum(dB/100m) 5 0.16 0.52 55 0.541.77 211 1.09 3.58 300 1.31 4.3 350 1.43 4.69 400 1.53 5.02 450 1.63 5.35 500 1.82 5.97 750 2.167.09 865 2.34 7.68 1000 2.52 8.27