Logus Microwave Supplies Microwave & RF Waveguide Switch Sizes that meet the American (WR) and International (WG) Waveguide Size Standards.
| WR Designation | WG Equivalent | Standard Freq Range GHz | Inside dimensions (inches) |
|---|---|---|---|
| WR975 | WG4 | 0.75 - 1.15 | 9.750 x 4.875 |
| WR650 | WG6 | 1.15 - 1.72 | 6.500 x 3.250 |
| WR430 | WG8 | 1.72 - 2.60 | 4.300 x 2.150 |
| WR340 | WG9A | 2.20 - 3.30 | 3.400 x 1.700 |
| WR284 | WG10 | 2.60 - 3.95 | 2.840 x 1.340 |
| WR229 | WG11A | 3.30 - 4.90 | 2.290 x 1.150 |
| WR187 | WG12 | 3.95 - 5.85 | 1.872 x 0.872 |
| WR159 | WG13 | 4.90 - 7.05 | 1.590 x 0.795 |
| WR137 | WG14 | 5.85 - 8.20 | 1.372 x 0.622 |
| WR112 | WG15 | 7.05 - 10.00 | 1.122 x 0.497 |
| WR102 | 7.00 - 11.00 | 1.02 x 0.510 | |
| WR90 | WG16 | 8.2 - 12.4 | 0.900 x 0.400 |
| WR75 | WG17 | 10.0 - 15.0 | 0.750 x 0.375 |
| WR62 | WG18 | 12.4 - 18.0 | 0.622 x 0.311 |
| WR51 | WG19 | 15.0 - 22.0 | 0.510 x 0.255 |
| WR42 | WG20 | 18.0 - 26.5 | 0.420 x 0.170 |
| WR34 | WG21 | 22.0 - 33.0 | 0.340 x 0.170 |
| WR28 | WG22 | 26.5 - 40.0 | 0.280 x 0.140 |
| WR22 | WG23 | 33 - 50 | 0.224 x 0.112 |
| WR19 | WG24 | 40 - 60 | 0.188 x 0.094 |
| WR15 | WG25 | 50 - 75 | 0.148 x 0.074 |
| WR12 | WG26 | 60 - 90 | 0.122 x 0.061 |
| WR10 | WG27 | 75 - 110 | 0.1 x 0.05 |