Andrew FSJ1-50A

The Andrew FSJ1-50A is a ¼" superflexible heliax coaxial cable. The impedance is 50Ω, maximum frequency is 20.4 GHz, and peak power is 6.4 kW.

LENGTH1000 ft
Series1/4 in superflexible
Impedance50 ±1Ω
Max Frequency20.4 GHz
Velocity84.00%
Peak Power6.4 kW
DC ResistanceInner: 3.0Ω/1000 ft, 9.8Ω/1000 m / Outer: 2.0Ω/1000 ft, 6.5Ω/1000 m
DC Breakdown1600 Volts
Jacket Spark5000 Volts RMS
Capacitance24.2 ρF/ft / 79.4 ρF/m
Inductance0.061 μH/ft / 0.200 μH/m
Outer Conductor MaterialCopper
Inner Conductor MaterialCopper-Clad Aluminum
Diameter over Jacket, Standard Jacket0.29 in / 7.4 mm
Diameter Outer Conductor0.25 in / 6.4 mm
Diameter Inner Conductor0.075 in / 1.9 mm
Min Bending Radius1 in / 25 mm
Number of Bends15 minimum, 20 typical
Bending Moment0.8 lbs-ft / 1.1 N*m
Nominal Size1/4 in
Cable Weight0.045 lb/ft / 0.067 kg/m
Tensile Strength150 lbs / 68 kg
Flat Plate Crush Strength100 lbs/in / 1.8 kg/mm
0.5 MHzAttenuation: 0.124 dB/100 ft; 0.407 dB/100 m at 20°C / Avg Pwr: 6.40 kW at Ambient 40°C, Inner conductor 100°C
1 MHzAttenuation: 0.176 dB/100 ft; 0.577 dB/100 m at 20°C / Avg Pwr: 6.40 kW at Ambient 40°C, Inner conductor 100°C
1.5 MHzAttenuation: 0.215 dB/100 ft; 0.707 dB/100 m at 20°C / Avg Pwr: 6.40 kW at Ambient 40°C, Inner conductor 100°C
2 MHzAttenuation: 0.249 dB/100 ft; 0.816 dB/100 m at 20°C / Avg Pwr: 6.40 kW at Ambient 40°C, Inner conductor 100°C
10 MHzAttenuation: 0.559 dB/100 ft; 1.83 dB/100 m at 20°C / Avg Pwr: 3.97 kW at Ambient 40°C, Inner conductor 100°C
20 MHzAttenuation: 0.792 dB/100 ft; 2.60 dB/100 m at 20°C / Avg Pwr: 2.80 kW at Ambient 40°C, Inner conductor 100°C
30 MHzAttenuation: 0.973 dB/100 ft; 3.19 dB/100 m at 20°C / Avg Pwr: 2.28 kW at Ambient 40°C, Inner conductor 100°C
50 MHzAttenuation: 1.26 dB/100 ft; 4.14 dB/100 m at 20°C / Avg Pwr: 1.76 kW at Ambient 40°C, Inner conductor 100°C
88 MHzAttenuation: 1.68 dB/100 ft; 5.52 dB/100 m at 20°C / Avg Pwr: 1.32 kW at Ambient 40°C, Inner conductor 100°C
100 MHzAttenuation: 1.79 dB/100 ft; 5.89 dB/100 m at 20°C / Avg Pwr: 1.23 kW at Ambient 40°C, Inner conductor 100°C
108 MHzAttenuation: 1.87 dB/100 ft; 6.13 dB/100 m at 20°C / Avg Pwr: 1.19 kW at Ambient 40°C, Inner conductor 100°C
150 MHzAttenuation: 2.21 dB/100 ft; 7.25 dB/100 m at 20°C / Avg Pwr: 1.00 kW at Ambient 40°C, Inner conductor 100°C
174 MHzAttenuation: 2.39 dB/100 ft; 7.82 dB/100 m at 20°C / Avg Pwr: 0.929 kW at Ambient 40°C, Inner conductor 100°C
200 MHzAttenuation: 2.56 dB/100 ft; 8.41 dB/100 m at 20°C / Avg Pwr: 0.865 kW at Ambient 40°C, Inner conductor 100°C
300 MHzAttenuation: 3.16 dB/100 ft; 10.4 dB/100 m at 20°C / Avg Pwr: 0.701 kW at Ambient 40°C, Inner conductor 100°C
400 MHzAttenuation: 3.67 dB/100 ft; 12.1 dB/100 m at 20°C / Avg Pwr: 0.603 kW at Ambient 40°C, Inner conductor 100°C
450 MHzAttenuation: 3.91 dB/100 ft; 12.8 dB/100 m at 20°C / Avg Pwr: 0.567 kW at Ambient 40°C, Inner conductor 100°C
500 MHzAttenuation: 4.13 dB/100 ft; 13.5 dB/100 m at 20°C / Avg Pwr: 0.537 kW at Ambient 40°C, Inner conductor 100°C
512 MHzAttenuation: 4.18 dB/100 ft; 13.7 dB/100 m at 20°C / Avg Pwr: 0.530 kW at Ambient 40°C, Inner conductor 100°C
600 MHzAttenuation: 4.54 dB/100 ft; 14.9 dB/100 m at 20°C / Avg Pwr: 0.488 kW at Ambient 40°C, Inner conductor 100°C
700 MHzAttenuation: 4.93 dB/100 ft; 16.2 dB/100 m at 20°C / Avg Pwr: 0.450 kW at Ambient 40°C, Inner conductor 100°C
800 MHzAttenuation: 5.29 dB/100 ft; 17.4 dB/100 m at 20°C / Avg Pwr: 0.419 kW at Ambient 40°C, Inner conductor 100°C
824 MHzAttenuation: 5.38 dB/100 ft; 17.6 dB/100 m at 20°C / Avg Pwr: 0.412 kW at Ambient 40°C, Inner conductor 100°C
894 MHzAttenuation: 5.61 dB/100 ft; 18.4 dB/100 m at 20°C / Avg Pwr: 0.395 kW at Ambient 40°C, Inner conductor 100°C
960 MHzAttenuation: 5.83 dB/100 ft; 19.1 dB/100 m at 20°C / Avg Pwr: 0.380 kW at Ambient 40°C, Inner conductor 100°C
1000 MHzAttenuation: 5.96 dB/100 ft; 19.6 dB/100 m at 20°C / Avg Pwr: 0.372 kW at Ambient 40°C, Inner conductor 100°C
1250 MHzAttenuation: 6.72 dB/100 ft; 22.0 dB/100 m at 20°C / Avg Pwr: 0.330 kW at Ambient 40°C, Inner conductor 100°C
1500 MHzAttenuation: 7.41 dB/100 ft; 24.3 dB/100 m at 20°C / Avg Pwr: 0.299 kW at Ambient 40°C, Inner conductor 100°C
1700 MHzAttenuation: 7.94 dB/100 ft; 26.0 dB/100 m at 20°C / Avg Pwr: 0.279 kW at Ambient 40°C, Inner conductor 100°C
1800 MHzAttenuation: 8.19
$1.65
In stock

The Andrew FSJ1-50A is a ¼" superflexible heliax coaxial cable. The impedance is 50Ω, maximum frequency is 20.4 GHz, and peak power is 6.4 kW.

LENGTH1000 ft
Series1/4 in superflexible
Impedance50 ±1Ω
Max Frequency20.4 GHz
Velocity84.00%
Peak Power6.4 kW
DC ResistanceInner: 3.0Ω/1000 ft, 9.8Ω/1000 m / Outer: 2.0Ω/1000 ft, 6.5Ω/1000 m
DC Breakdown1600 Volts
Jacket Spark5000 Volts RMS
Capacitance24.2 ρF/ft / 79.4 ρF/m
Inductance0.061 μH/ft / 0.200 μH/m
Outer Conductor MaterialCopper
Inner Conductor MaterialCopper-Clad Aluminum
Diameter over Jacket, Standard Jacket0.29 in / 7.4 mm
Diameter Outer Conductor0.25 in / 6.4 mm
Diameter Inner Conductor0.075 in / 1.9 mm
Min Bending Radius1 in / 25 mm
Number of Bends15 minimum, 20 typical
Bending Moment0.8 lbs-ft / 1.1 N*m
Nominal Size1/4 in
Cable Weight0.045 lb/ft / 0.067 kg/m
Tensile Strength150 lbs / 68 kg
Flat Plate Crush Strength100 lbs/in / 1.8 kg/mm
0.5 MHzAttenuation: 0.124 dB/100 ft; 0.407 dB/100 m at 20°C / Avg Pwr: 6.40 kW at Ambient 40°C, Inner conductor 100°C
1 MHzAttenuation: 0.176 dB/100 ft; 0.577 dB/100 m at 20°C / Avg Pwr: 6.40 kW at Ambient 40°C, Inner conductor 100°C
1.5 MHzAttenuation: 0.215 dB/100 ft; 0.707 dB/100 m at 20°C / Avg Pwr: 6.40 kW at Ambient 40°C, Inner conductor 100°C
2 MHzAttenuation: 0.249 dB/100 ft; 0.816 dB/100 m at 20°C / Avg Pwr: 6.40 kW at Ambient 40°C, Inner conductor 100°C
10 MHzAttenuation: 0.559 dB/100 ft; 1.83 dB/100 m at 20°C / Avg Pwr: 3.97 kW at Ambient 40°C, Inner conductor 100°C
20 MHzAttenuation: 0.792 dB/100 ft; 2.60 dB/100 m at 20°C / Avg Pwr: 2.80 kW at Ambient 40°C, Inner conductor 100°C
30 MHzAttenuation: 0.973 dB/100 ft; 3.19 dB/100 m at 20°C / Avg Pwr: 2.28 kW at Ambient 40°C, Inner conductor 100°C
50 MHzAttenuation: 1.26 dB/100 ft; 4.14 dB/100 m at 20°C / Avg Pwr: 1.76 kW at Ambient 40°C, Inner conductor 100°C
88 MHzAttenuation: 1.68 dB/100 ft; 5.52 dB/100 m at 20°C / Avg Pwr: 1.32 kW at Ambient 40°C, Inner conductor 100°C
100 MHzAttenuation: 1.79 dB/100 ft; 5.89 dB/100 m at 20°C / Avg Pwr: 1.23 kW at Ambient 40°C, Inner conductor 100°C
108 MHzAttenuation: 1.87 dB/100 ft; 6.13 dB/100 m at 20°C / Avg Pwr: 1.19 kW at Ambient 40°C, Inner conductor 100°C
150 MHzAttenuation: 2.21 dB/100 ft; 7.25 dB/100 m at 20°C / Avg Pwr: 1.00 kW at Ambient 40°C, Inner conductor 100°C
174 MHzAttenuation: 2.39 dB/100 ft; 7.82 dB/100 m at 20°C / Avg Pwr: 0.929 kW at Ambient 40°C, Inner conductor 100°C
200 MHzAttenuation: 2.56 dB/100 ft; 8.41 dB/100 m at 20°C / Avg Pwr: 0.865 kW at Ambient 40°C, Inner conductor 100°C
300 MHzAttenuation: 3.16 dB/100 ft; 10.4 dB/100 m at 20°C / Avg Pwr: 0.701 kW at Ambient 40°C, Inner conductor 100°C
400 MHzAttenuation: 3.67 dB/100 ft; 12.1 dB/100 m at 20°C / Avg Pwr: 0.603 kW at Ambient 40°C, Inner conductor 100°C
450 MHzAttenuation: 3.91 dB/100 ft; 12.8 dB/100 m at 20°C / Avg Pwr: 0.567 kW at Ambient 40°C, Inner conductor 100°C
500 MHzAttenuation: 4.13 dB/100 ft; 13.5 dB/100 m at 20°C / Avg Pwr: 0.537 kW at Ambient 40°C, Inner conductor 100°C
512 MHzAttenuation: 4.18 dB/100 ft; 13.7 dB/100 m at 20°C / Avg Pwr: 0.530 kW at Ambient 40°C, Inner conductor 100°C
600 MHzAttenuation: 4.54 dB/100 ft; 14.9 dB/100 m at 20°C / Avg Pwr: 0.488 kW at Ambient 40°C, Inner conductor 100°C
700 MHzAttenuation: 4.93 dB/100 ft; 16.2 dB/100 m at 20°C / Avg Pwr: 0.450 kW at Ambient 40°C, Inner conductor 100°C
800 MHzAttenuation: 5.29 dB/100 ft; 17.4 dB/100 m at 20°C / Avg Pwr: 0.419 kW at Ambient 40°C, Inner conductor 100°C
824 MHzAttenuation: 5.38 dB/100 ft; 17.6 dB/100 m at 20°C / Avg Pwr: 0.412 kW at Ambient 40°C, Inner conductor 100°C
894 MHzAttenuation: 5.61 dB/100 ft; 18.4 dB/100 m at 20°C / Avg Pwr: 0.395 kW at Ambient 40°C, Inner conductor 100°C
960 MHzAttenuation: 5.83 dB/100 ft; 19.1 dB/100 m at 20°C / Avg Pwr: 0.380 kW at Ambient 40°C, Inner conductor 100°C
1000 MHzAttenuation: 5.96 dB/100 ft; 19.6 dB/100 m at 20°C / Avg Pwr: 0.372 kW at Ambient 40°C, Inner conductor 100°C
1250 MHzAttenuation: 6.72 dB/100 ft; 22.0 dB/100 m at 20°C / Avg Pwr: 0.330 kW at Ambient 40°C, Inner conductor 100°C
1500 MHzAttenuation: 7.41 dB/100 ft; 24.3 dB/100 m at 20°C / Avg Pwr: 0.299 kW at Ambient 40°C, Inner conductor 100°C
1700 MHzAttenuation: 7.94 dB/100 ft; 26.0 dB/100 m at 20°C / Avg Pwr: 0.279 kW at Ambient 40°C, Inner conductor 100°C
1800 MHzAttenuation: 8.19
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