Cov Lus Qhia Tshwj Xeeb
| RM-CGA28-40 | ||
| Cov Kev Cai | Cov Lus Qhia Tshwj Xeeb | Chav tsev |
| Zaus Ntau | 26.5-40 | GHz |
| Wave-guide | WR28 |
|
| Tau Txais | 40 Hom. | dBi |
| VSWR | 1.2 Hom. |
|
| Kev sib hloov pauv | Kab ncaj |
|
| Kev Sib Txuas Lus | Waveguide /2.92-Poj Niam |
|
| Khoom siv | Al |
|
| Kev Ua Tiav | Ptsis yog |
|
| Loj | Φ625.0 * 434.9 (±5) | mm |
| Qhov hnyav | 9.088 | kg |
Lub kav hlau txais xov Cassegrain yog lub kav hlau txais xov uas muaj ob lub teeb ci ntsa iab zoo heev, uas nws lub npe thiab tus qauv tsim yog los ntawm lub tshuab tsom iav Cassegrain. Nws muaj lub teeb ci ntsa iab thawj zaug (lub paraboloid) thiab lub teeb ci ntsa iab thib ob (lub hyperboloid), nyob saum qhov chaw tseem ceeb ntawm lub teeb ci ntsa iab thawj zaug.
Nws txoj kev ua haujlwm yog raws li nram no: lub tshuab raj pub thawj zaug tso cov nthwv dej electromagnetic mus rau lub reflector thib ob, uas tom qab ntawd cuam tshuam cov nthwv dej rau ntawm lub reflector thawj. Lub reflector thawj zaug sib sau cov nthwv dej no ua ib lub teeb sib luag, muaj kev taw qhia siab rau kev xa xov. Txoj kev "folded" optical no tso cai rau cov khoom noj kom raug teeb tsa tom qab lub reflector thawj, txo qhov poob ntawm cov kab noj thiab ua kom yooj yim rau kev txij nkawm.
Qhov zoo tseem ceeb ntawm lub kav hlau txais xov no yog nws qhov nce siab, cov lobes sab qis, cov qauv me me (piv rau lub parabola ntev-focal-length), thiab qhov chaw ntawm cov khoom noj thiab cov neeg txais khoom tom qab lub reflector thawj, uas txo qhov kev poob kis. Nws qhov tsis zoo tseem ceeb yog qhov thaiv ntawm ib feem ntawm lub teeb tseem ceeb los ntawm lub reflector thib ob thiab nws cov qauv txhawb nqa. Nws yog siv dav hauv kev sib txuas lus satellite, xov tooj cua astronomy, thiab cov kab ke radar ntev.
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