Home >> Product >> Coaxial Cable >> M17/RG Coaxial-Cable >> Broadcast 75Ohm

Construction :

• Inner conductor	Plain copper	0.8 mm
  Dielectric	Foam PE	Φ3.65 ± 0.10 mm
  Outer conductor (shield 1)	Aluminium + polyester + Aluminium tape
  Shield coverage		100%
  Outer conductor (shield 2)	Tinned copper	96 x 0.15 mm
  Shield coverage		88%
  Sheath	PVC	Φ5.90 ± 0.10 mm

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Electrical & Mechanical Characteristics :

• Impedance	75±5 Ohm
  Nominal capacitance	56 pF/m
  Velocity of propagation	80%
  Insulation resistance	>5000 Mohm.Km
  Inner conductor resistance	35 Ohm/Km
  Outer conductor resistance	12.5 Ohm/Km
  Operating temperature range	-25 °C - +80 °C
  Copper weight	21.8 Kg/Km
  Cable weight (approx.)	49.5 Kg/Km
  Screening effectiveness	>90 dB

Attenuation :

• Frequency(MHz)	Attenuation (dB/100 m)	Attenuation (dB/100 ft)
  50	6.0	1.83
  230	12.5	3.81
  470	18.2	5.55
  860	25.5	7.77
  1000	27.9	8.51
  1350	32.6	9.94
  1500	34.9	10.64
  1750	37.6	11.46
  2150	42.3	12.90
  2400	45.4	13.84

Return Loss :

• 30-470 MHz	>32dB
  470-860 MHz	>30dB
  860-2400 MHz	>26dB