| Product | WR90 4ways Power Combiner | WR28 16ways Power Combiner |
| Frequency Range | 9 ~ 10GHz | KA band |
| Bandwidth | -- | 1GHz @KA band |
| Input Port VSWR | 1.35 max | 1.2 max |
| Output Port VSWR | 1.4 max | 1.4 max |
| Insertion Loss | 0.4dB max | 0.7dB max |
| Amplitude Unbalance | ± 0.3dB | ± 0.4dB |
| Phase Unbalance | ± 5° | ± 6° |
| Waveguide | WR90 | WR28 |
