Shaandheeye-Pass Sare LC: Waxqabadka RF ee Waxqabadka Sare ee 118-138MHz Band

dib u cusboonaysiinta joogtada ah ee isgaarsiinta wireless-ka iyo nidaamyada RF,filtarrada sare ee LCwaxaa si weyn loogu isticmaalaa codsiyada kala duwan ee VHF RF sababtoo ah qaabdhismeedkooda is haysta, waxqabadkooda deggan, iyo jawaabaha dabacsan. Qaabka ALCF118M138M45N ee ay bilowday Apex Microwave waa tusaale caadi ah, oo loogu talagalay 118MHz ilaa 138MHz band, iyadoo la tixgelinayo waxqabadka iyo isku halaynta labadaba.

Tanialaabtawaa filtar FM ah oo si madax banaan u horumarisay Apex, kaas oo si wax ku ool ah u xakameyn kara nidaamyada baahinta raadiyaha FM ee inta u dhexeysa 87-108Mhz, iyadoo si hufan u dhex mareysa calaamadda bartilmaameedka ah ee 118-138MHz ee kooxda VHF, taas oo yareyn karta calaamadaha khaldan kana fogaanaya faragelinta nidaamka.

TheLC shaandhada sare ee baaskar waxa uu leeyahay hoos u dhac galinta≤1.0dB iyo khasaare soo laabasho sare leh≥15dB, hubinta gudbinta calaamadaha xasilloon iyo yaraynta faragelinta milicsiga. Waxay bixisaa awood xakamayneed ilaa≥40dB ee band 87.5-108MHz, si wax ku ool ah u wanaajinaya waxqabadka ka hortagga faragelinta nidaamka.

Khibrad ahaanSoo saaraha LC filter, Apex waxay muddo dheer diiradda saartayNaqshadaynta shaandhada LC RFwaxayna taageertaa macaamiisha baahidooda is-beddelka-band-badan. Thealaabtawaxa uu leeyahay awood qaadis ah 50W, heer kul hawleedkiisuna yahay -40°C ilaa +85°C, waxay ku qalabaysan tahay nooca N-interface, oo u hoggaansamaya heerarka deegaanka ee RoHS.

Marka lagu daro moodooyinka caadiga ah, waxaan sidoo kale taageernaa noocyo kala duwan oo xalal ah oo la habeeyey waxaanan bixinaa habaysannaqshadaha filtarrada-dhaafka saresi loo buuxiyo shuruudaha gaarka ah ee qaab dhismeedka, isdhexgalka iyo waxqabadka korantada. Waa wax ku habboonShayga shaandhada LCxal.