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ʻO nā alakaʻi nalu RF he mau mea hana e hoʻoili i ka ikehu mai kekahi wahi a i kekahi. Ma kahi o ka hoʻolaha pololei ʻana i ka ikehu i loko o ka lewa holoʻokoʻa e like me ka antenna, hiki i ka alakaʻi nalu microwave ke hoʻopaʻa i ka ikehu i loko o kahi metala hakahaka, kahi e hōʻemi nui ai i ka pohō i ka wā o ka hoʻoili ikehu. Hiki ke hoʻomaopopo ʻia ka alakaʻi nalu millimeter he antenna kuhikuhi ikaika loa, a hiki ke hoʻolaha wale ʻia ka ikehu i loko o ke alakaʻi nalu, a ʻaʻole hiki ke hoʻolaha ʻia ma kahi ʻē.
ʻO ka hoʻololi ʻana o ka waveguide kekahi o nā waveguide, i hoʻohana nui ʻia ma nā ʻano like ʻole, me ka palena ʻole i nā kamaʻilio microwave, nā ʻōnaehana radar, nā satelite kamaʻilio a me nā lako loulou lekiō microwave. Nui nā ʻano hoʻololi waveguide, maʻamau me ka hana kiʻekiʻe, ka nalu kū maʻamau VSWR≤1.2 i loko o ka bandwidth waveguide piha, nā mea kumu e like me ke keleawe, ka alumini, nā ʻano hana mālama ʻili me ke kālā, ke gula, ka nickel plating, ka passivation, ka conductive oxidation, a pēlā aku.
ʻO ka hiʻohiʻona maʻamau o ka waveguide hoʻololi, ʻo ia ka hoʻohana ʻana o nā awa ʻelua i nā ʻano waveguide like ʻole no ka hoʻololi ʻana ma waena o nā ʻano waveguide like ʻole. Eia kekahi laʻana:
1. Nā mea hoʻololi Waveguide i nā microstrip: Hoʻohana nui ʻia nā mea hoʻololi Waveguide i nā microstrip i ka ʻike ʻana i nā kaapuni hoʻohui monolithic nalu millimeter a me nā kaapuni hybrid, a me ka hoʻopili ʻana o ka waveguide i nā kaapuni planar e hōʻoia i kahi hoʻololi kūpono ma waena o nā laina hoʻoili ʻelua.
2. Hoʻololi mai nā alakaʻi nalu pālua i nā alakaʻi nalu huinahā: Hiki i nā alakaʻi nalu hoʻololi mīkini kikoʻī ke hoʻopili i nā alakaʻi nalu pālua i nā alakaʻi nalu huinahā, e hāʻawi ana i nā pohō hoʻokomo haʻahaʻa a me ke kūlike kiʻekiʻe. He kūpono kēia ʻano alakaʻi nalu hoʻololi no ka hoʻokomo ʻana i ka hale hana a me ke ana ʻana o ka hui alakaʻi nalu huinahā pālua a me nā lako.
3. Hoʻololi ʻana o ke alakaʻi nalu huinahā: Hoʻololi like ke alakaʻi nalu huinahā i ke ʻano TE10 i loko o kahi alakaʻi nalu huinahā maʻamau i ke ʻano TE11 i loko o kahi alakaʻi nalu pōʻai. He mea nui kēia hoʻololi no ka hoʻouna pono ʻana i nā hōʻailona mai kahi alakaʻi nalu huinahā maʻamau i kahi alakaʻi nalu pōʻai, ʻoi aku hoʻi i nā noi kahi e pono ai kēia hoʻololi ʻano kikoʻī
QualwaveHoʻolako nā hoʻololi waveguide i ka laulā alapine a hiki i ka 220GHz, a me nā hoʻololi waveguide i hoʻopilikino ʻia e like me nā koi o nā mea kūʻai aku.

Helu ʻĀpana | Alapine (frequency) RF(GHz, Min.) | Alapine (frequency) RF(GHz, Max.) | Poho Hoʻokomo(dB, Max.) | VSWR(Pau loa) | Ka nui o ke alakaʻi nalu | ʻO ke kāʻei | Ka manawa o waena o ka hoʻomaka a i ka wā pau(Nā pule) |
|---|---|---|---|---|---|---|---|
| QWTR-7-5 | 145 | 220 | - | 1.2 | WR-7 (BJ1400), WR-5 (BJ1800) | FUGP1400, FUGP1800 | 2~4 |
| QWTR-10-6 | 113 | 173 | 0.8 | 1.2 | WR-10 (BJ900), WR-6 | FUGP900, FUGP1400 | 2~4 |
| QWTR-12-7 | 113 | 173 | - | 1.2 | WR-12 (BJ740), WR-7 (BJ1400) | UG387/U, FUGP1400 | 2~4 |
| QWTR-12-10 | - | - | 0.15 | 1.1 | WR-12 (BJ740), WR-10 (BJ900) | UG387/U, UG387/UM | 2~4 |
| QWTR-15-12 | 49.8 | 75.8 | 0.2 | 1.2 | WR-15 (BJ620), WR-12 (BJ740) | FUGP620, FUGP740 | 2~4 |
| QWTR-19-15 | 50 | 75 | 0.12 | 1.15 | WR-19 (BJ500), WR-15 (BJ620) | UG-383/UM, UG-385/U | 2~4 |
| QWTR-28-22 | 32.9 | 50.1 | 0.15 | 1.2 | WR-28 (BJ320), WR-22 (BJ400) | FBP320, FUGP400 | 2~4 |
| QWTR-51-42 | 17.6 | 22 | 0.1 | 1.15 | WR-51 (BJ180), WR-42 (BJ220) | FBP180, FBP220 | 2~4 |
| QWTR-D650-90 | 8.2 | 12.5 | - | 1.2 | WRD-650, WR-90 (BJ100) | FPWRD650, FBP100 | 2~4 |