Quality Coax cable with braided copper screen. Conductor: 0.58 mm copperweld Dielectric: Low density Polyethylene 3.7mm diameter Sheath: Black PVC 2 non contaminating polyvinyl-chloride Overall diam: 6.2 mm Impedance: 75 Ohms Capacitance: 67 pF/m Attenuation: at 50 MHz: 7.4 dB/100 m @ 25ºC at 100 MHz: 10.7 dB/100 m @ 25ºC at 200 MHz: 15.7 dB/100 m @ 25ºC at 400 MHz: 22.7 dB/100 m @ 25ºC at 800 MHz: 33.6 dB/100 m @ 25ºC at 1000 MHz: 38.0 dB/100 m @ 25ºC Copper Screening: 95% Manufactured to MIL-C-17F RoHS compliant