KAELEN MICROWAVE

KL-150A

Low-Loss Phase-Stable Coaxial Cable — Low-Loss, Phase-Stable Coaxial Cable — Flexible Construction

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Frequency
DC–40 GHz
Series
KL-A · Flexible, low-loss, phase-stable
Outer diameter
1.5 mm
Attenuation @ 1 GHz
113.7 dB/100 m
Operating temperature
–55°C ~ +125°C

Structure & Materials

ElementDimension (mm)Material
Center Conductor0.30Silver-Plated Copper
Dielectric0.88Low-Density PTFE
Inner Shield1.00Silver-Plated Copper Tape
Outer Shield1.18Silver-Plated Copper Braid
Outer Jacket1.50Gray PFA (Custom Colors Available)

Electrical Properties

ParameterValue
Operating FrequencyDC – 40 GHz
Cutoff Frequency128 GHz
Characteristic Impedance50 Ω
Velocity of Propagation75%
Shielding Effectiveness> 90 dB
Dielectric Withstanding Voltage600 V DC

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

Frequency (MHz)Attenuation (dB/100m)Avg. Power (kW)
1000113.70.039
2000161.60.027
3000198.50.022
6000282.90.016
8000328.00.014
10000368.00.012
12400411.30.011
18000499.30.009
26500611.50.007
40000760.40.006

Mechanical & Environmental

ParameterValue
Static Bend Radius8 mm
Dynamic Bend Radius15 mm
Weight0.0054 kg/m
Operating Temperature–55°C ~ +125°C

Features & benefits

  • Phase-stable across temperature (<1000 ppm, –55°C to +85°C)
  • Low insertion loss
  • High power handling
  • Low PIM (−155 dBc)
  • Lightweight construction

Typical applications

  • Phased-array radar
  • Airborne electronics
  • Electronic warfare (EW)
  • Any application demanding tight loss and phase tolerance

Related parts

Need this cable terminated? Request a custom assembly using KL-150A.