Kenosha Reuse Discussion Board > CALEDONIA, WI
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> New andrew LDF4-50A coaxial heliax 1/2" cable 500 feet
New andrew LDF4-50A coaxial heliax 1/2" cable 500 feet
1/2" Standard Cable, Standard Jacket LDF4-50A
dc Resistance, ohms/1000 ft (1000 m)
Capacitance, pF/ft (m) 23.1 (75.8)
Inductance, H/ft (m) 0.058 (0.19)
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)
Attenuation and Average Power Ratings
Frequency Attenuation Attenuation Average
MHz dB/100 ft dB/100 m Power, kW
For attenuation. VSWR 1.0, ambient temperature 20 C (68 F).
For Average Power, VSWR 1.0, ambient temperature 40 C (104 F), inner
conductor temperature 100 C (212 F), no solar loading.
