
| Umholi-mw | Isingeniso se-Amplifier yamandla omsindo ophansi ephezulu |
I-amplifier yomsindo ophansi (i-LNA) esebenza ngaphakathi kobubanzi bemvamisa engu-0.01 kuya ku-1GHz iyisici esibalulekile ezinhlelweni zokuxhumana zanamuhla kanye nezinhlelo zokusebenza zokucubungula amasignali. Le divayisi yakhelwe ukuthuthukisa amasignali abuthakathaka ngenkathi yethula umsindo omncane owengeziwe, iqinisekisa ikhwalithi ephezulu yesignali yokucubungula noma ukuhlaziya okuqhubekayo.
I-LNA ivame ukuba nezinto ze-semiconductor ezithuthukisiwe kanye namasu okuklama isekethe ukuze kufezwe izici zayo zokusebenza ezivelele. Inzuzo yayo, engaba nkulu, iyivumela ukuthi ikhulise ngempumelelo amasignali ngaphandle kokuphazamiseka okukhulu, okwenza ibe yindawo ekahle yokusetshenziswa ezindaweni lapho amandla esignali eyisici esinqunyelwe khona, njengokuxhumana kwesathelayithi noma ukudluliselwa okungenantambo okude.
Ukusebenza ngebhendi yemvamisa engu-0.01 kuya ku-1GHz kuhlanganisa izinhlelo zokusebenza eziningi ezifaka umsakazo we-VHF/UHF, izixhumanisi ze-microwave, kanye nezinhlelo ezithile ze-radar. I-bandwidth ebanzi ye-amplifier iqinisekisa ukuhambisana nezindinganiso ezahlukene zokuxhumana kanye nezinqubo, okuthuthukisa ukuguquguquka kwayo kuzo zonke izinkundla ezahlukene kanye nezimo zokusetshenziswa.
Ngaphezu kokuphakama okuphezulu kanye nobukhulu bomsindo ophansi, ezinye izici ezibalulekile zalezi zi-amplifier zifaka phakathi ukufaniswa kwe-input kanye ne-output impedance, ukulingana, kanye nokuzinza phezu kokushintshashintsha kwezinga lokushisa. Lezi zimfanelo zihlangene zinegalelo ekuthembekeni kwazo kanye nokusebenza kahle ekugcineni ubuqotho besignali ngaphansi kwezimo ezahlukahlukene.
Sekukonke, i-amplifier yomsindo ophansi othola inzuzo ephezulu ngaphakathi kwebanga lemvamisa engu-0.01-1GHz ibalulekile ekuthuthukiseni ukuzwela nokusebenza kwezinhlelo zokuxhumana nokuthola, okwenza kube lula ukwamukela nokudlulisa isignali okucacile nokuthembekile.
| Umholi-mw | incazelo |
| Cha. | Ipharamitha | Okuncane kakhulu | Okuvamile | Ubuningi | Amayunithi |
| 1 | Ibanga lokuvama | 0.01 | - | 1 | I-GHz |
| 2 | Inzuzo | 42 | 44 | dB | |
| 4 | Thola Ukuthamba |
| ±2.0 | db | |
| 5 | Isithombe Somsindo | - | 1.5 | dB | |
| 6 | Amandla Okukhipha e-P1dB | 20 |
| i-dBM | |
| 7 | Amandla Okukhipha i-Psat | 21 |
| i-dBM | |
| 8 | I-VSWR | 1.5 | 2.0 | - | |
| 9 | I-Voltage Yokunikezela | +12 | V | ||
| 10 | I-DC yamanje | 250 | mA | ||
| 11 | Amandla Okufaka Aphezulu | -5 | i-dBm | ||
| 12 | Isixhumi | I-SMA-F | |||
| 13 | Okungamanga | -60 | i-dBc | ||
| 14 | Ukuphazamiseka | 50 | Ω | ||
| 15 | Izinga Lokushisa Lokusebenza | -30℃~ +50℃ | |||
| 16 | Isisindo | 100G | |||
| 15 | Ukuqeda okuthandwayo | ophuzi | |||
Amazwi:
| Umholi-mw | Imininingwane Yezemvelo |
| Izinga Lokushisa Lokusebenza | -30ºC~+50ºC |
| Izinga Lokushisa Lesitoreji | -50ºC~+85ºC |
| Ukudlidliza | Ukuqina okungu-25gRMS (15 degrees 2KHz), ihora eli-1 nge-axis ngayinye |
| Umswakama | 100% RH ku-35ºc, 95%RH ku-40ºc |
| Ukushaqeka | 20G ye-11msec half sine wave, ama-axis ama-3 kuzo zombili izinkomba |
| Umholi-mw | Imininingwane Yemishini |
| Izindlu | I-Aluminium |
| Isixhumi | igolide elimbozwe ngethusi |
| Oxhumana Nabo Owesifazane: | igolide elimbozwe ngethusi le-beryllium |
| AmaRoh | ukuthobela imithetho |
| Isisindo | 0.1kg |
Umdwebo Wohlaka:
Zonke Ubukhulu ngo-mm
Ukubekezelelana Okuhlelekile ± 0.5(0.02)
Ukubekezelelana Kwezimbobo Zokufaka ±0.2(0.008)
Zonke Izixhumi: I-SMA-Female
| Umholi-mw | Idatha Yokuhlola |