As the aperture width of input iris is narrowed down, SWR decreases, before reaching critical coupling, then increases, and resonance frequency also slightly rises.
英
美
- 输入膜片缝隙由宽变窄的过程中,驻波比由大变小,达到临界耦合后,驻波比又由小变大,且谐振频率略有升高;