KEYCOM provides solutions in the 300 GHz to 1 μHz frequency range (SHF/EHF/MW/UHF/VHF/ULF).
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Semi-Rigid Copper Cable Assemblies

Model No. upj25
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Model No.

Part No. Feature Maximum Frequency(GHz)

Outer Conductor

Inner Conductor Calorie (μw/k)** Standard Insertion Loss (dB/m) Minimum Bending Radious (mm)
*to the cable center
Corresponding Connectors
Outer Diameter(mm) Material Outer Diameter(mm) Material 4K-20K 1GHz 10GHz 20GHz
Cu085 Many connectors applicable

40

(Compatible up to 65GHz)

2.2 Cu   Cu 334 3.3 10.6 15.2 3.5 SMA , 2.9 , 2.4 , V
Cu047 thin 1.19 115 2.7 8.5 12.0 1.5 SMA , MMCX , GPO
Cu033 extra-fine   0.8 Copper Coated Steel 60 3.0 9.5 13.4 1.5 MMCX , GPPO

**When one side of a 10 cm cable length (not including connectors) is thermally anchored to 4 K, the amount of heat required for the other side of connector to reach 20 K or 100 K.

Type of connector MMCX SMA 2.9mm(K) 2.4mm 1.8mm(V) GPO(SMP) GPPO(SMPM)
Maximum Frequency(GHz) 6 18.5 40 or(46) 50 60 or(65) 40 60 or(65)