Karakteristik:
- Gwo bann
- Tanperati bri ki ba
- Ba opinyon VSWR
Nan sistèm kominikasyon, yo nan lòd yo fasilite transmisyon siyal ak reyalize reutilizasyon kanal, frekans nan siyal transmèt se trè wo, se konsa konvèsyon frekans nan siyal se yon aspè enpòtan nan rechèch sistèm kominikasyon. Dapre sitiyasyon an anvan ak apre konvèsyon frekans, li kapab divize an konvèsyon desann (frekans rediksyon) ak moute konvèsyon (frekans ogmantasyon).
Nan reseptè a, si siyal la frekans entèmedyè jwenn apre melanje se pi ba pase siyal orijinal la, Lè sa a, se metòd sa a melanje yo rele blòk Downconverters (LNBs).
Metòd la nan blòk downconverters se miltipliye siyal la te resevwa ak siyal la osilator lokal ki te pwodwi pa osilator lokal la, ak Lè sa a, jwenn siyal la konvèti nan yon fil ki ba-pase. De siyal miltipliye ka divize an reyèl melanje ak konplèks melanje nan reprezantasyon reyèl oswa konplèks.
Objektif la nan blòk downconverters se diminye frekans lan konpayi asirans nan siyal la oswa dirèkteman retire frekans lan konpayi asirans yo jwenn siyal la baseband. Akòz sikwi senp li yo ak pri ki ba, se metòd la konvèsyon desann lajman ki itilize nan ekipman sivil ak ekipman militè ak kondisyon pèfòmans ki ba.
1. TV Satelit: LNBS yo se eleman kle nan sistèm resepsyon televizyon satelit. Yo enstale nan pwen fokal nan yon antèn satelit (paraboloid oswa plat), resevwa siyal televizyon an transmèt pa satelit la, ak konvèti li nan yon siyal frekans entèmedyè ki ka trete pa reseptè a.
. Ekipman itilizatè a resevwa done yo nan LNB a ak dekodaj ak pwosesis li nan modèm la.
3. Kominikasyon satelit: anplifikatè RF yo lajman itilize nan divès sistèm kominikasyon satelit, ki gen ladan telefòn satelit, emisyon satelit, transmisyon done satelit, elatriye. Yo ede resevwa ak pwosesis divès kalite siyal kominikasyon transmèt nan satelit.
4. Obsèvasyon Latè ak kèk aleka: Nan kèk obsèvasyon sou latè ak aplikasyon pou kèk aleka, yo itilize anplifikatè mikwo ond yo pou resevwa done aleka kèk transmèt nan satelit yo. Done sa yo ka itilize nan siveyans meteyorolojik, siveyans anviwònman an, avètisman dezas ak lòt jaden.
An rezime, LNBS jwe yon wòl enpòtan anpil nan sistèm modèn kominikasyon satelit ak yo lajman itilize nan televizyon difize, aksè entènèt, kominikasyon done ak divès kalite jaden pwofesyonèl.
QualwavePwodwi pou divès kalite blòk downconverters (LNBs) nan s ~ ka-band la, ak yon tanperati bri nan 45 ~ 240k. Terminations yo ak diferan kalite satisfè bezwen yo nan kliyan yo.
Lnbs | |||||||||
---|---|---|---|---|---|---|---|---|---|
Nimewo pati | Djaz | Antre frekans RF (GHz) | Lo frekans (GHz) | Pwodiksyon si frekans (megaèrts) | Akeri (DB) | Nt (k) | Si Connector | VSWR (Max.) | Tan plon (semèn) |
QLB-2200-2700-60-50 | S | 2.2 ~ 2.7 | 3.65 | 950 ~ 1450 | 60 | 50 | N, sma, f | 2.0/1.5 | 2 ~ 8 |
QLB-3400-4200-60-40 | C | 3.4 ~ 4.2 | 5.15 | 950 ~ 1750 | 60 | 40 | N, sma, f | 1.35/1.5 | 2 ~ 8 |
QLB-3400-4200-60-45 | C | 3.4 ~ 4.2 | 5.15 | 950 ~ 1750 | 60 | 45 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-3400-4800-60-75 | C | 3.4 ~ 4.8 | 5.15 oswa 5.75 | 950 ~ 1750 oswa 950 ~ 1550 | 60 | 75 | N, sma, f | 1.5/1.5 | 2 ~ 8 |
QLB-3625-4200-60-45 | C | 3.625 ~ 4.2 | 5.15 | 950 ~ 1520 | 60 | 45 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-3700-4200-60-40 | C | 3.7 ~ 4.2 | 5.15 | 950 ~ 1450 | 60 | 40 | N, sma, f | 1.35/1.5 | 2 ~ 8 |
QLB-3700-4200-60-45 | C | 3.7 ~ 4.2 | 5.15 | 950 ~ 1450 | 60 | 45 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-4500-4800-60-45 | C | 4.5 ~ 4.8 | 5.76 | 960 ~ 1260 | 60 | 45 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-7250-7750-60-75 | X | 7.25 ~ 7.75 | 6.3 | 950 ~ 1450 | 60 | 75 | N, sma, f | 1.5/2.0 | 2 ~ 8 |
QLB-7750-8500-60-75-2 | X | 7.75 ~ 8.5 | 6.95 | 800 ~ 1550 | 60 | 75 | N, sma, f | 1.5/2.0 | 2 ~ 8 |
QLB-7750-8500-60-75 | X | 7.75 ~ 8.5 | 6.8 | 950 ~ 1700 | 60 | 75 | N, sma, f | 1.5/2.0 | 2 ~ 8 |
QLB-10700-11700-60-65 | Ku | 10.7 ~ 11.7 | 9.75 | 950 ~ 1950 | 60 | 65 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-10700-11700-60-65-2 | Ku | 10.7 ~ 11.7 | 9.75 | 950 ~ 1950 | 60 | 65 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-10700-12750-60-65 | Ku | 10.7 ~ 12.75 | 9.75 oswa 10.6 | 950 ~ 1950 oswa 1100 ~ 2150 | 60 | 65 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-10700-12750-60-65-2 | Ku | 10.7 ~ 12.75 | 9.75 oswa 10.75 | 950 ~ 2000 | 60 | 65 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-10700-12750-60-80 | Ku | 10.7 ~ 12.75 | 9.75 oswa 10.25 oswa 10.75 oswa 11.30 | 940 ~ 1500 oswa 950 ~ 1450 | 60 | 80 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-10700-12750-60-80-2 | Ku | 10.7 ~ 12.75 | 9.75 oswa 10.75 oswa 11.30 | 950 ~ 1950 oswa 940 ~ 1500 oswa 950 ~ 1450 | 60 | 80 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-10700-12750-60-90 | Ku | 10.7 ~ 12.75 | 9.75 | 950 ~ 3000 | 60 | 90 | N, sma, f | 1.35/1.5 | 2 ~ 8 |
QLB-10700-12750-60-90-1 | Ku | 10.7 ~ 12.75 | 9.75 ak 13.7 | 950 ~ 1950 ak 950 ~ 2000 | 60 | 90 | N, sma, f | 1.35/1.5 | 2 ~ 8 |
QLB-10950-11700-60-65 | Ku | 10.95 ~ 11.7 | 10 | 950 ~ 1700 | 60 | 65 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-10950-12750-60-65 | Ku | 10.95 ~ 12.75 | 10 oswa 10.75 | 950 ~ 1700 oswa 950 ~ 2000 | 60 | 65 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-10950-12750-60-80 | Ku | 10.95 ~ 12.75 | 10 oswa 10.5 oswa 10.75 oswa 11.25 | 940 ~ 1500 oswa 950 ~ 1450 oswa 950 ~ 1500 | 60 | 80 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-10950-12750-60-80-2 | Ku | 10.95 ~ 12.75 | 10 oswa 10.75 oswa 11.30 | 950 ~ 1700 oswa 940 ~ 1500 oswa 950 ~ 1450 | 60 | 80 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-10950-12750-60-90 | Ku | 10.95 ~ 12.75 | 10 | 950 ~ 2750 | 60 | 90 | N, sma, f | 1.35/1.5 | 2 ~ 8 |
QLB-10950-12750-60-90-1 | Ku | 10.95 ~ 12.75 | 10 ak 13.7 | 950 ~ 1700 ak 950 ~ 2000 | 60 | 90 | N, sma, f | 1.35/1.5 | 2 ~ 8 |
QLB-11450-12750-60-70 | Ku | 11.45 ~ 11.7 ak 12.25 ~ 12.75 | 9 | 2450 ~ 2700 ak 3250 ~ 3750 | 60 | 70 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-11700-12200-60-65 | Ku | 11.7 ~ 12.2 | 10.75 | 950 ~ 1450 | 60 | 65 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-11700-12200-60-65-2 | Ku | 11.7 ~ 12.2 | 10.75 | 950 ~ 1450 | 60 | 65 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-11700-12750-60-65 | Ku | 11.7 ~ 12.75 | 10.75 | 950 ~ 2000 | 60 | 65 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-11700-12750-60-80 | Ku | 11.7 ~ 12.75 | 10.75 | 950 ~ 2000 | 60 | 80 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-12250-12750-60-65 | Ku | 12.25 ~ 12.75 | 11.3 | 950 ~ 1450 | 60 | 65 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-12250-12750-60-65-2 | Ku | 12.25 ~ 12.75 | 11.3 | 950 ~ 1450 | 60 | 65 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-17200-19200-60-150-1 | Ka | 17.2 ~ 19.2 | 16.25 ak 20.15 | 950 ~ 1950 | 60 | 150 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-17200-21200-60-170 | Ka | 17.2 ~ 21.2 | 16.25 oswa 17.25 oswa 18.25 oswa 19.25 | 950 ~ 1950 | 60 | 170 | N, sma, f | 1.35/1.5 | 2 ~ 8 |
QLB-17200-21200-60-170-1 | Ka | 17.2 ~ 21.2 | 16.25 ak 17.25 ak 21.15 ak 22.15 | 950 ~ 1950 ak 950 ~ 1950 | 60 | 170 | N, sma, f | 1.35/1.5 | 2 ~ 8 |
QLB-17200-22200-60-240 | Ka | 17.2 ~ 22.2 | 16.25 oswa 17.25 oswa 18.25 oswa 19.25 oswa 20.25 | 950 ~ 1950 | 60 | 240 | N, sma, f | 1.5/2.0 | 2 ~ 8 |
QLB-17300-20200-60-150 | Ka | 17.3 ~ 20.2 | 16.35 oswa 17.35 oswa 18.35 | 950 ~ 1950 oswa 950 ~ 1850 | 60 | 150 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-17300-20200-60-150-2 | Ka | 17.3 ~ 20.2 | 16.35 oswa 17.35 oswa 18.35 | 950 ~ 1950 oswa 950 ~ 1850 | 60 | 150 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-17300-22300-60-170 | Ka | 17.3 ~ 22.3 | 16.35 oswa 17.60 oswa 18.85 oswa 20.10 | 950 ~ 2200 | 60 | 170 | N, sma, f | 1.35/1.5 | 2 ~ 8 |
QLB-17300-22300-60-170-1 | Ka | 17.3 ~ 22.3 | 16.35/22 oswa 17.6/22 oswa 16.35/23.25 oswa 17.6/23.25 | 950 ~ 2200 ak 950 ~ 2200 | 60 | 170 | N, sma, f | 1.35/1.5 | 2 ~ 8 |
QLB-17700-21200-60-170 | Ka | 17.7 ~ 21.2 | 16.75 oswa 17.25 oswa 18.25 oswa 19.25 | 950 ~ 1450 oswa 950 ~ 1950 | 60 | 170 | N, sma, f | 1.35/1.5 | 2 ~ 8 |
QLB-17700-21200-60-170-1 | Ka | 17.7 ~ 21.2 | 16.75/21.15 oswa 17.75/21.15 oswa 16.75/22.15 oswa 17.75/22.15 | 950 ~ 1950 ak 950 ~ 1950 | 60 | 170 | N, sma, f | 1.35/1.5 | 2 ~ 8 |
QLB-18200-20200-60-150 | Ka | 18.2 ~ 20.2 | 17.25 oswa 18.25 | 950 ~ 1950 | 60 | 150 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-18200-20200-60-150-1 | Ka | 18.2 ~ 20.2 | 17.25 ak 18.25 | 950 ~ 1950 | 60 | 150 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-18200-21200-60-150 | Ka | 18.2 ~ 21.2 | 17.25 oswa 18.25 oswa 19.25 | 950 ~ 1950 | 60 | 150 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-18200-21200-60-150-2 | Ka | 18.2 ~ 21.2 | 17.25 oswa 18.25 oswa 19.25 | 950 ~ 1950 | 60 | 150 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-19200-21200-60-150 | Ka | 19.2 ~ 21.2 | 18.25 oswa 19.25 | 950 ~ 1950 | 60 | 150 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-19200-21200-60-150-1 | Ka | 19.2 ~ 21.2 | 21.15 ak 22.15 | 950 ~ 1950 | 60 | 150 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-19600-21200-60-150 | Ka | 19.6 ~ 21.2 | 17.4 | 2200 ~ 3800 | 60 | 150 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-20200-22200-60-150 | Ka | 20.2 ~ 22.2 | 19.25 oswa 20.25 | 950 ~ 1950 | 60 | 150 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-20200-22200-60-150-1 | Ka | 20.2 ~ 22.2 | 19.25 ak 23.15 | 950 ~ 1950 | 60 | 150 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
Anti 5g entèferans lnbs | |||||||||
Nimewo pati | Djaz | Antre frekans RF (GHz) | Lo frekans (GHz) | Pwodiksyon si frekans (megaèrts) | Akeri (DB) | Nt (k) | Si Connector | VSWR (Max.) | Tan plon (semèn) |
QLB-3625-4200-60-50 | C | 3.625 ~ 4.2 | - | 950 ~ 1525 | 60 | 50 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-3700-4200-60-50 | C | 3.7 ~ 4.2 | - | 950 ~ 1450 | 60 | 50 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-3700-4200-60-45-2 | C | 3.7 ~ 4.2 | - | 950 ~ 1450 | 60 | 45 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-3800-4200-60-50 | C | 3.8 ~ 4.2 | - | 950 ~ 1350 | 60 | 50 | N, sma, f | 2.5/2.0 | 2 ~ 8 |
QLB-3800-4200-60-45 | C | 3.8 ~ 4.2 | - | 950 ~ 1350 | 60 | 45 | N, sma, f | 2.5/2.0 | 2 ~ 8 |