Kabel Heliax Andrew LDF4-50A
Cable Heliax Andrew LDF4-50A
( Coaxial Cable Heliax Andrew 7/ 8)
Kabel Leony 5/ 8 & 7/ 8
Standard Cable
1/ 2 ” Standard Cable, Standard Jacket LDF4-50A
Fire Retardant Cables
1/ 2 ” Fire Retardant Jacket ( CATVX) LDF4RN-50A
1/ 2 ” Fire Retardant Jacket ( CATVR) LDF4RN-50A
Low VSWR and Specialized Cables
1/ 2 ” Low VSWR, specify operating band LDF4P-50A-( * * )
Phase Stabilized and Phase Measured Cable See page 590
Jumper Cable Assemblies – See page 584
* * Insert suffix number from “ Low VSWR Specifications” table, page 498
Characteristics
Electrical
Impedance, ohms 50 ± 1
Maximum Frequency, GHz 8.8
Velocity, percent 88
Peak Power Rating, kW 40
dc Resistance, ohms/ 1000 ft ( 1000 m)
Inner 0.45 ( 1.48)
Outer 0.58 ( 1.90)
dc Breakdown, volts 4000
Jacket Spark, volts RMS 8000
Capacitance, pF/ ft ( m) 23.1 ( 75.8)
Inductance, ¼ H/ ft ( m) 0.058 ( 0.19)
Mechanical
Outer Conductor Copper
Inner Conductor Copper-Clad Aluminum
Diameter over Jacket, in ( mm) 0.63 ( 16)
Diameter over Copper Outer Conductor, in ( mm) 0.55 ( 14)
Diameter Inner Conductor, in ( mm) 0.189 ( 4.6)
Nominal Inside Transverse Dimensions, cm 1.11
Minimum Bending Radius, in ( mm) 5 ( 125)
Number of Bends, minimum ( typical) 15 ( 50)
Bending Moment, lb-ft ( N• m) 2.8 ( 3.8)
Cable Weight, lb/ ft ( kg/ m) 0.15 ( 0.22)
Tensile Strength, lb ( kg) 250 ( 113)
Flat Plate Crush Strength, lb/ in ( kg/ mm) 110 ( 2.0)