Qc-GPS-003 Dielectric anenna lna / filter
Anteeno dielecectrir | |
Moodeelka wax soo saarka | Tqc-GPS-003 |
Soo noqnoqoshada dhexe | 1575.42mhz ± 3 mhz |
Vsrr | 1.5: 1 |
Ballan dheeri ah | ± 5 MHz |
Wax qof xoomid | 50 ohm |
Macaashka ugu sarreeya | > 3Dbic ku saleysan 7 × 7cm dhulka |
Hel caymis | > -4dbic at -90 ° <0 <+ 90 ° (in ka badan 75% mugga) |
Meel dhir udgoon | RHCP |
Lna / filter | |
Faahfaahin (aan lahayn fiilo la'aan) | 28DB waa caadi |
Sawirka buuqa | 1.5db |
Shaandheynta shaashadda | (F0 = 1575.42 MHz) |
7db min | f0 +/- 20mhz; |
20db Min | f0 +/- 50mhz; |
30db min | f0 +/- 100mhz |
Vsrr | <2.0 |
DC Volt | 3V, 5V, 3V ilaa 5V |
Dc hadda | 5Ma, 10ma Max |
Mashiin ah | |
Culeys | <105gram |
Weynaan | 38.5 × 35 × 14mm |
Cable Rg174 | 5 mitir ama 3 mitir ama loo habeeyay |
Isku xiraha | SMA / SMB / SMC / BNC / FME / TNC / MCX / MMCX |
Kordhinta saldhigga magnetic / dhibic | |
Guriyeynta | Madoow |
Deegaan | |
Ku-meel-gaarka ah | -40 ℃ ~ + 85 ℃ |
Gariir sine gubasho | 1G (0-p) 10 ~ 50 ~ 10hz dhinac kasta |
Qoyaanka huurka | 95% ~ 100% RH |
Cimilo-celin | 100% biyuhu biyuhu |
Antenna Dielectric Antenna waxay leedahay faahfaahinno heer sare ah oo leh soo noqnoqoshada dhexe ee 1575.42mhz ± 3 MHz si loo hubiyo soo dhaweynta sifooyinka ugu fiican. Vsswr waa 1.5: 1 iyo xarkaha xarkaha waa ± 5 MHz, hubinta xiriir deggan oo hufan oo la leh satalaytka GPS. 50-ohm oo carqalad ku ah kor u qaadida gudbinta calaamadaha.
Anteenadu waxay ku saleysan tahay diyaarad 7x7cmm dhul ah waxayna leedahay macaash ka badan 3Dbic. Waxay bixisaa caymis aad u wanaagsan, oo lagu hubiyo in ugu yar ee kasbashada -40 ° iyo + 90 ° ° ° ° ° aaladda, daboolida in ka badan 75% ee mugga aaladda. Kala-saaridda waa wareejinta wareegga midig ee wareegga (RHCP), oo ka fiirsata soo dhawaynta calaamadaha ee satalaytyada jihooyinka oo dhan.
LNA / FILMAAMAHA Waxay dhameystireysaa anteenada dieltric anenna si loo wanaajiyo waxqabadka. Iyada oo 28db kasbasho ah (aan lahayn fiilo) iyo tirakoobka dhawaaqa ee hooseeya, waxay sii kordhineysaa calaamadaha GPS ee daciifka ah waxayna yareysaa faragalinta buuqa, taasoo si xun u kobcineysa caddeynta calaamadaha iyo saxnaanta.
LNA / Fund ayaa sidoo kale leh miirayaasha tayo sare leh si loo yareeyo faragalinta kooxeed ee ka baxsan. Waxay bixisaa ugu yaraan 7DB oo ah la-ekaanta F0 +/- 20mhz, ugu yaraan 20db oo ah f0 +/- 50mhz, iyo 30db 30db oo cajiib ah oo ah f0 +/- 100mhz. Tani waxay xaqiijineysaa calaamadaha GPS oo cad oo tayo sare leh, xitaa agagaarka jawiga buuqsan iyo buuq badan.
Valrr of veter filter-ka ah wax ka yar 2.0, oo dammaanad qaadaya soo-celinta hooseysa ee ku saabsan hufnaanta gudbinta muujinta calaamadaha oo yareynta hufnaanta calaamadaha.