Rectangular Waveguide dimensions table-WR-1 to WR-2300
This page covers rectangular waveguide dimensions as per USA standard including frequency, broad dimension and narrow dimensions. It covers standard waveguide dimensions from WR-1 to WR-2300.
| Waveguide Size(USA std.) | Frequency(GHz) | Broad dimension-b(Inch) | Narrow dimension-a(Inch) | b(mm) | a(mm) |
| WR-2300 | 0.32-0.49 | 23.0000 | 11.5000 | 584.2 | 292.1 |
| WR-2100 | 0.35-0.53 | 21.000 | 10.5000 | 533.4 | 266.7 |
| WR-1800 | 0.43-0.62 | 18.000 | 9.0000 | 457.2 | 228.6 |
| WR-1500 | 0.49-0.74 | 15.000 | 7.5000 | 381 | 190.5 |
| WR-1150 | 0.64-0.96 | 11.500 | 5.7500 | 292.1 | 146.05 |
| WR-1000 | 0.75-1.1 | 9.975 | 4.9875 | 253.365 | 126.6825 |
| WR-975 | 0.75-1.12 | 9.750 | 4.8750 | 247.65 | 123.825 |
| WR-770 | 0.96-1.46 | 7.700 | 3.8500 | 195.58 | 97.79 |
| WR-650 | 1.12-1.70 | 6.500 | 3.2500 | 165.1 | 82.55 |
| WR-510 | 1.45-2.20 | 5.100 | 2.5500 | 129.54 | 64.77 |
| WR-430 | 1.70-2.60 | 4.300 | 2.1500 | 109.22 | 54.61 |
| WR-340 | 2.20-3.30 | 3.400 | 1.7000 | 86.36 | 43.18 |
| WR-284 | 2.60-3.95 | 2.840 | 1.4200 | 72.136 | 36.068 |
| WR-229 | 3.30-4.90 | 2.290 | 1.1450 | 58.166 | 29.083 |
| WR-187 | 3.95-5.85 | 1.870 | 0.9350 | 47.498 | 23.749 |
| WR-159 | 4.90-7.05 | 1.590 | 0.7950 | 40.386 | 20.193 |
| WR-137 | 5.85-8.20 | 1.370 | 0.6850 | 34.798 | 17.399 |
| WR-112 | 7.05-10.0 | 1.120 | 0.5600 | 28.448 | 14.224 |
| WR-102 | 7.00-11.0 | 1.020 | 0.5100 | 25.908 | 12.954 |
| WR-90 | 8.20-12.40 | 0.900 | 0.400 | 22.86 | 11.43 |
| WR-75 | 10.0-15.0 | 0.750 | 0.3750 | 19.05 | 9.525 |
| WR-62 | 12.40-18.0 | 0.620 | 0.3100 | 15.748 | 7.874 |
| WR-51 | 15.0-22.0 | 0.510 | 0.2550 | 12.954 | 6.477 |
| WR-42 | 18.0-26.5 | 0.420 | 0.2100 | 10.668 | 5.334 |
| WR-28 | 26.5-40.0 | 0.280 | 0.1400 | 7.112 | 3.556 |
| WR-22 | 33.0-50.0 | 0.220 | 0.1100 | 5.588 | 2.794 |
| WR-19 | 40.0-60.0 | 0.190 | 0.0950 | 4.826 | 2.413 |
| WR-15 | 50.0-75.0 | 0.150 | 0.0750 | 3.81 | 1.905 |
| WR-12 | 60.0-90.0 | 0.120 | 0.0600 | 3.048 | 1.524 |
| WR-10 | 75.0-110.0 | 0.100 | 0.0500 | 2.54 | 1.27 |
| WR-8 | 90.0-140.0 | 0.080 | 0.0400 | 2.032 | 1.016 |
| WR-6 | 110.0-170.0 | 0.065 | 0.0325 | 1.651 | 0.8255 |
| WR-5 | 140.0-220.0 | 0.051 | 0.0255 | 1.2954 | 0.6477 |
| WR-4 | 170.0-260.0 | 0.043 | 0.0215 | 1.0922 | 0.5461 |
| WR-3 | 220.0-325.0 | 0.034 | 0.0170 | 0.8636 | 0.4318 |
| WR-2 | 325.0-500.0 | 0.020 | 0.0100 | 0.508 | 0.254 |
| WR-1 | 750.0-1100.0 | 0.010 | 0.0050 | 0.254 | 0.127 |
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