Home >> Product >> Coaxial Cable >> 75Ohm Trunk Coaxial Cables

Construction :

• Inner conductor	Copper-clad Aluminium wire	Φ6.68 mm
  Dielectric	Foam PE	Φ25.58 mm
  Outer conductor	Welding solid aluminum tube	Φ27.46 mm
  Sheath	PE/LSOH	Φ31.12 mm
  Messager		optional

•  

Electrical & Mechanical Characteristics :

• Impedance	75±5 Ohm
  Nominal capacitance	50 pF/m
  Velocity of propagation	87%
  Insulation resistance	>5000 Mohm.Km
  Inner conductor resistance	0.76 Ohm/Km
  Outer conductor resistance	0.61 Ohm/Km
  Installation temperature range	-40°C - +85°C
  Operating temperature range	-40°C - +85°C
  Screening effectiveness	135 dB
  Cable weight (approx.)	506 kg/km

Attenuation :

• Frequency(MHz)	Attenuation (dB/100 m)	Attenuation(dB/100ft)
  5	0.23	0.07
  55	0.76	0.23
  250	1.77	0.54
  300	1.94	0.59
  350	2.13	0.65
  400	2.30	0.70
  450	2.46	0.75
  500	2.62	0.80
  550	2.76	0.84
  600	2.96	0.90
  750	3.31	1.01
  865	3.64	1.11
  1000	3.94	1.20

Return Loss :

• 5-30 MHz	>30dB
  30-470 MHz	>30dB
  470-1000 MHz	>30dB