M17/111-RG303 (RG303/U)
Construction :
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Inner conductor Silver plated copper clad steel (SCCS) Φ0.94 mm Dielectric PTFE Φ2.95 mm Outer conductor (shield) Silver plated copper 112 x 0.13 mm Shield coverage 95% Sheath FEP Φ4.32 mm -
Electrical & Mechanical Characteristics :
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Impedance 50±3 Ohm Nominal capacitance 94 pF/m Velocity of propagation 70% Insulation resistance >2000 Mohm.Km Inner conductor resistance 63.5 Ohm/Km Outer conductor resistance 7.5 Ohm/Km Test/Operatig Voltage(max) 5.0 KV/1.9 KV Operating temperature range -55 °C - +200 °C Copper Weight -Kg/Km Cable weight (approx.) 45 Kg/Km Screening effectiveness 60 dB
Attenuation :
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Frequency (MHz) Attenuation (dB/100 m) Attenuation (dB/100ft) 50 8.9 2.71 100 12.8 3.90 200 18.4 5.61 400 25.8 7.87 700 36.1 11.01 900 41.0 12.50 1000 44.3 13.51 1500 52.3 15.95 2000 61.4 18.72 3000 82.0 25.00
Return Loss :
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30-300 MHz >31dB 300-600 MHz >26dB 600-900 MHz >23dB