We offer a large standard product line of straight sections covering the waveguide sizes from WR 650 to WR 22.
| Reference | Waveguide | Frequency (GHz) |
| R 650 | WR 650 | 1,12 - 1,70 |
| R 510 | WR 510 | 1,45 - 2,20 |
| R 430 | WR 430 | 1,70 - 2,60 |
| R 340 | WR 340 | 2,20 - 3,30 |
| R 284 | WR 284 | 2,60 - 3,95 |
| CNET 7 | CNET 7 | 2,82 - 4,90 |
| R 229 | WR 229 | 3,30 - 4,90 |
| R 187 | WR 187 | 3,95 - 5,85 |
| R 159 | WR 159 | 4,90 - 7,05 |
| R 137 | WR 137 | 5,85 - 8,20 |
| R 112 | WR 112 | 7,05 - 10,0 |
| R 102 | WR 102 | 7,00 - 11,0 |
| R 90 | WR 90 | 8,20 - 12,4 |
| R 75 | WR 75 | 10,0 - 15,0 |
| R 62 | WR 62 | 12,4 - 18,0 |
| R 51 | WR 51 | 15,0 - 22,0 |
| R 42 | WR 42 | 18,0 - 26,5 |
| R 34 | WR 34 | 22,0 - 33,0 |
| R 28 | WR 28 | 26,5 - 40,0 |
| R 22 | WR 22 | 33,0 - 50,0 |