M17/127-RG393 (RG 393/U)
Construction :
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Inner conductor Silver plated copper 7 x 0.79 mm Dielectric Solid PTFE Φ7.25 ± 0.18 mm Outer conductor(shield 1) Silver plated copper 144 x 0.16 mm Shield coverage 95% Outer conductor(shield 2) Silver plated copper 144 x 0.16 mm Shield coverage 95% Sheath FEP Φ9.90 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 4.99Ohm/Km Outer conductor resistance 4.0 Ohm/Km Test/Operatig Voltage(max) 5.0 KV/2.5 KV Operating temperature range -55 °C - +200 °C Copper weight - Kg/Km Cable weight (approx.) 240 Kg/Km Screening effectiveness 80dB
Attenuation :
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Frequency (MHz) Attenuation (dB/100 m) Attenuation (dB/100ft) 100 6.6 2.01 200 9.7 2.96 400 14.3 4.36 900 22.1 6.74 1000 24.0 7.32 2000 34.4 10.49 3000 47.0 14.33 5000 65.0 19.82
Return Loss :
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30-300 MHz >30dB 300-600 MHz >28dB 600-900 MHz >23dB