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Circular Waveguide Sizes Table
Frequency BandFrequency (GHz)Circular Waveguide Size (Inches)Circular Waveguide Size (mm)
X8.2-9.971.09427.79
8.5-11.60.93823.83
9.97-12.40.79720.24
Ku12.4-15.90.68817.48
13.4-18.00.59415.08
15.9-18.00.512.7
K17.5-20.50.45511.56
20-24.50.39610.06
24-26.500.3288.33
Ka26.5-330.3158
33-38.50.256.35
38.5-400.2195.56
Q33-38.50.256.35
38.5-430.2195.56
43-500.1884.78
U40-430.215.33
43-500.1884.78
50-600.1654.19
V50-580.1654.19
58-680.1413.58
68-750.1253.18
E60-660.1363.45
66-820.1253.18
82-900.0942.39
W75-880.1122.84
88-1100.0942.39
F90-1150.0892.26
115-1400.0751.91
D110-1400.0731.85
140-1600.0591.5
G140-1800.0581.47
180-2200.0451.14
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