KAELEN MICROWAVE

KL-520B

High-Power Low-Loss Coaxial Cable — High-Power, Low-Loss Coaxial Cable

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Frequency
DC–18 GHz
Series
KL-B · High-power, low-loss
Outer diameter
5.2 mm
Attenuation @ 1 GHz
27.7 dB/100 m
Operating temperature
–55°C ~ +200°C

Structure & Materials

ElementDimension (mm)Material
Center Conductor1.29Silver-Plated Copper
Dielectric3.85Low-Density PTFE
Inner Shield4.05Silver-Plated Copper Tape
Middle Layer4.20High-Temperature Aluminum Foil
Outer Shield4.80Silver-Plated Copper Braid
Outer Jacket5.20Blue FEP (Custom Colors Available)

Electrical Properties

ParameterValue
Operating FrequencyDC – 18 GHz
Cutoff Frequency28 GHz
Characteristic Impedance50 Ω
Velocity of Propagation76%
Shielding Effectiveness> 90 dB
Dielectric Withstanding Voltage2000 V DC

Attenuation & Power Handling (Typical, 25°C / 40°C)

Frequency (MHz)Attenuation (dB/100m)Avg. Power (kW)
100027.70.750
200039.50.526
300048.70.426
600069.90.297
800081.30.255
1000091.50.227
12400102.70.202
16000117.80.176
18000125.50.165

Mechanical & Environmental

ParameterValue
Static Bend Radius26 mm
Dynamic Bend Radius52 mm
Weight0.067 kg/m
Operating Temperature–55°C ~ +200°C

Features & benefits

  • Low insertion loss
  • High power handling
  • Low PIM (−155 dBc)
  • High cost-performance
  • High tensile strength

Typical applications

  • Airborne electronics
  • Electronic warfare (EW)
  • High-power RF transmission
  • Wireless base station internal interconnect
  • RF / microwave device testing

Related parts

Need this cable terminated? Request a custom assembly using KL-520B.