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RG540 COAXIAL CABLE

RG540 COAXIAL CABLE
company NINGBO LUCKTECH ELECTRONICS CO.,LTD
Categories LED Displays
Update2010-01-03
Original RegionChina
RG540 COAXIAL CABLE
TECHNICAL SPECIFICATION
CABLE TYPE
     RG540
STRUCTURE
Conductor
Composition (mm)
      3.150.03mm
Material
      Copper Clad Aluminum Wire
Insulation
Material
      Gas Injected Foamed PE
Nom. Diameter
13.030.30mm
Weight
      29 3 Kg/Km
Shield
Material
Welded Al Tube
Construction
Wall thickness: 0.350.05mm
Nom. Diameter
13.73 0.30mm
  Jacket
Material
      PE
Diameter
      15.800.30mm
Color
Black
Messenger
Steel wire
2.770.03mm
MECHANICAL CHARACTERISTICS
Minimum Bending Radius
   10.2 cm
Maximum Pulling Tension
   100 kgf
Minimum Breaking Strength of Messenger
   816 kg
Working temperature range
-35C  to  70C
Installation temperature range
-35C  to  70C
CABLE MARKING:  Accord to your request.
Packing:
1)       1000m/wood drum
2)        1200m/wood drum
3)       Spool label must be applied to the wood flange
Electrical Properties
IMPEDANCE    
  75+/-3 ohms
CAPACITANCE
  50+/-3 nf/km
Velocity of Propagation
    88 %
Max. D.C. Resistance @ 20¡C
Inner Conductor
  3.34     Ohms/km
Outer Conductor
  1.94     Ohms/km
Loop
  5.28     Ohms/km
Nominal Attenuation dB/100m (20¡æ),    MAXIMUM
55 MHz           1.54
   211 MHz           3.12
   300 MHZ           3.71
   350 MHz           4.03
   400 MHz           4.33
   450 MHz           4.59
   500 MHz      4.89
   550 MHz      5.12
   600 MHz      5.38
   750 MHz      6.07
   865 MHz      6.56
  1000 MHz      7.12
(6.8 W/O M,7.3W/M)

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