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  • RF High Stopband Kukana Kukula Kwakukulu Kwa Telecom Band Kukana Zosefera
  • RF High Stopband Kukana Kukula Kwakukulu Kwa Telecom Band Kukana Zosefera
  • RF High Stopband Kukana Kukula Kwakukulu Kwa Telecom Band Kukana Zosefera
  • RF High Stopband Kukana Kukula Kwakukulu Kwa Telecom Band Kukana Zosefera
  • RF High Stopband Kukana Kukula Kwakukulu Kwa Telecom Band Kukana Zosefera

    Mawonekedwe:

    • Kukana Kwambiri kwa Stopband
    • Kukula Kwakung'ono

    Mapulogalamu:

    • Telecom
    • Laborator
    • Olandira Mayeso
    • Zida

    Sefa Yokana Gulu

    Band Reject Selter ndi fyuluta yomwe imagwiritsidwa ntchito pokonza ma siginecha kutsitsa kukula kwa siginecha mkati mwa mayendedwe apadera pomwe imalola kuti ma siginecha amitundu ina adutse.Mfundo yogwira ntchito ya gulu lokana fyuluta ndikusanthula chizindikiro cholowera mumayendedwe pafupipafupi, ndikusankha kupondereza matalikidwe a siginecha molingana ndi ma frequency omwe atchulidwa, kuti mukwaniritse kuchepetsa phokoso pamafupipafupi omwe atchulidwa.

    Zotsatirazi ndizo zikuluzikulu zake:

    Kutumiza kwa 1.Block chizindikiro mumtundu wina wafupipafupi: fyuluta yoyimitsa band ilibe ntchito yosinthira ya zero, koma imakhala ndi ntchito yochepetsera yochepa pafupipafupifupi yapakati.Chifukwa chake, imatha kuletsa kufalikira kwa ma sigino kudzera mumtundu wake wapakati pafupipafupi.
    2.Lolani zizindikiro zina zafupipafupi kuti zidutse: Kuwonjezera pa ma frequency apakati, fyuluta ya band-stop imalola kuti zizindikiro za ma frequency ena onse adutse.Izi zimalola zosefera za band-stop kuti zigwiritsidwe ntchito kuchotsa phokoso, kusokoneza ndikukwaniritsa zofunikira pakuyankha pafupipafupi.
    3.Kusokoneza mafunde ang'onoang'ono: poyerekeza ndi mitundu ina ya zosefera, zosefera za band-stop zimakhala ndi zosokoneza zazing'ono.Izi zikutanthauza kuti ikhoza kusunga bwino mawonekedwe ndi matalikidwe a chizindikiro chomwe chikudutsa pa fyuluta.
    4.Broadband signal processing: Fyuluta yoyimitsa bandi ingagwiritsidwe ntchito pokonza zizindikiro za burodibandi, chifukwa imatha kusunga zigawo zambiri zafupipafupi ndikungoletsa maulendo apadera.
    5. Yankho la gawo: Kuyankha kwa gawo la fyuluta yoyimitsa bandi kumadalira kapangidwe kake ndi kukhazikitsidwa kwake, koma kawirikawiri kumakhala pakati pa fyuluta yotsika kwambiri ndi fyuluta yapamwamba.

    Ntchito:

    1. Kukonza ma siginecha amagetsi: Zosefera zoyimitsa bandi zitha kugwiritsidwa ntchito kusefa ma frequency ena osokoneza pokonza ma siginecha amagetsi, potero kumapangitsa kuti ma sigino akhale abwino.
    2. Kulankhulana pawailesi: Polankhulana pawailesi, zosefera zoyimitsa bandi zitha kugwiritsidwa ntchito kusefa ma frequency osafunika pa ma siginoloji, potero kumapangitsa kuti kulumikizana kukhale koyenera.
    3. Magetsi amagetsi apamwamba: Zosefera zoyimitsa band zitha kugwiritsidwa ntchito kusintha kuyankha pafupipafupi m'mabwalo kuti mukwaniritse magwiridwe antchito ofunikira.
    4. Zida zamankhwala: Zosefera zoyimitsa band zitha kugwiritsidwa ntchito pazida zamankhwala, monga zida za electrocardiogram, kusefa ma frequency a minofu ndi zina zosokoneza zakunja.

    Qualwaveimapereka zosefera zapamwamba zokanira zokanira pama frequency a DC-18GHz.Zosefera zokana gulu zimagwiritsidwa ntchito kwambiri pazinthu zambiri.

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    img_08

    Gawo Nambala

    Tsamba lazambiri

    Choyimitsa

    (GHz, Min.)

    xiyoyudengu

    Choyimitsa

    (GHz, Max.)

    tsikudengu

    Stopband Attenuation

    (dB)

    dengu

    Chiphaso

    (MHz)

    dengu

    Chiphaso

    (MHz)

    dengu

    Kutayika Kwawo

    (dB, Max.)

    xiyoyudengu

    Chithunzi cha VSWR

    (Max.)

    xiyoyudengu

    Zolumikizira

    QRF-600-700-45 pdf 600 700 45 DC-500 800-2500 2 1.8 SMA
    QRF-703-748-50 pdf 703 748 50 DC-683 768-4000 2 2 N
    QRF-758-803-40 pdf 758 803 40 DC-743 818-3000 2.5 2 SMA
    QRF-791-821-60 pdf 791 821 60 DC-781 831-2500 3 - N
    QRF-815-880-45 pdf 815 880 45 DC-780 920-1500 2.5 - SMA
    QRF-824-849-40 pdf 824 849 40 DC-814 859-3500 2 - N
    QRF-880-915-30 pdf 880 915 30 DC-870 925-2500 2 1.5 SMA
    QRF-880-915-40 pdf 880 915 40 DC-865 930-2700 2 1.5 SMA
    QRF-930-960-55 pdf 930 960 55 DC-910 975-3000 3 2 SMA
    QRF-1240-1260-50 pdf 1240 1260 50 DC-1230 1270-4000 2 2 SMA
    QRF-1350-1450-50 pdf 1350 1450 50 DC-1300 1500-2000 1 2 SMA
    QRF-1447-1467-60 pdf 1447 1467 60 DC-1422 1492-5000 3 2 N
    QRF-1550-1610-60 pdf 1550 1610 60 100-400 2200-2300 1 2 N
    QRF-1710-1785-40 pdf 1710 1785 40 DC-1690 1800-3500 2 2 N
    QRF-1785-1805-40 pdf 1785 1805 40 DC-1755 1815-5200 2 2 N
    QRF-1805-1880-60 pdf 1805 1880 60 DC-1780 1905-5200 2 mtundu. 1.5 kodi. SMA
    QRF-1805-1925-60 pdf 1805 1925 60 DC-1755 1975-5000 2 1.5 SMA
    QRF-1850-1910-40 pdf 1850 1910 40 DC-1830 1930-3500 2 2 N
    QRF-1880-1920-65 pdf 1880 1920 65 DC-1855 1945-2500 3 2 SMA
    QRF-2000-2300-50 pdf 2000 2300 50 DC-1900 2400-5100 1.5 1.8 SMA
    QRF-2110-2170-60 pdf 2110 2170 60 DC-2070 2210-6000 3 2 SMA
    QRF-2300-2400-60 pdf 2300 2400 60 DC-2234 2480-4000 2.5 2 SMA
    QRF-2300-2675-50 pdf 2300 2675 50 DC-2200 2775-6200 1.5 1.8 SMA
    QRF-2400-2483.5-30 pdf 2400 2483.5 30 DC-2345 2538-15000 3 2 SMA
    QRF-2400-2500-50 pdf 2400 2500 50 DC-2350 2550-5500 1.5 1.5 SMA
    QRF-2496-2590-40 pdf 2496 2590 40 DC-2300 2700-4000 1.5 2 SMA
    QRF-2500-2570-60 pdf 2500 2570 60 10-2450 2600-6000 1 2 SMA
    QRF-2500-2690-40 pdf 2500 2690 40 DC-2481 2705-3000 3.2 3 SMA
    QRF-2570-2620-55 pdf 2570 2620 55 DC-2555 2635-4000 2 2 SMA
    QRF-2575-2615-50 pdf 2575 2615 50 DC-2570 2620-3000 5 2 N
    QRF-2575-2625-60 pdf 2575 2625 60 DC-2550 2650-7700 2 1.5 SMA
    QRF-2620-2690-60 pdf 2620 2690 60 DC-2570 2740-10000 2 2 SMA
    QRF-3300-3800-50 pdf 3300 3800 50 DC-3190 3925-8500 1.2 1.7 SMA
    QRF-3400-3600-50 pdf 3400 3600 50 DC-3300 3700-8000 2 1.7 SMA
    QRF-3420-3700-60 pdf 3420 3700 60 DC-3270 3850-15000 2.5 2 SMA
    QRF-4200-4400-60 pdf 4200 4400 60 DC-3800 4800-18000 2 2 SMA
    QRF-4800-4900-55 pdf 4800 4900 pa 60 DC-4720 4980-11000 2 1.7 SMA
    QRF-5150-5850-50 pdf 5150 5850 50 DC-4950 6050-11500 1.5 1.7 N
    QRF-5850-5925-50 pdf 5850 5925 50 DC-5620 6170-18000 2 3 SMA
    QRF-5925-6425-50 pdf 5925 6425 50 DC-5700 6650-18000 2 3 SMA
    QRF-5925-7125-50 pdf 5925 7125 50 DC-5325 7725-18000 2 3 SMA
    QRF-6425-6525-50 pdf 6425 6525 50 DC-6300 6650-14000 2 1.7 SMA
    QRF-6525-6875-50 pdf 6525 6875 50 DC-6350 7050-14200 2 1.7 SMA
    QRF-6875-7125-50 pdf 6875 7125 50 DC-6700 7300-15000 2 1.7 SMA
    QRF-14000-14500-50 pdf 14000 14500 50 13500-14000 14500-15000 2 - 2.92 mm

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