Nta:
- Brod Band
- Tsawg tsawg lub suab kub
- Tsawg cov tswv yim VWWR
Nyob rau hauv kev sib txuas lus tshuab, nyob rau hauv kev pab txhawb kev kis tus kab mob thiab ua tiav cov channel rov siv dua, ntau zaus ntawm kev sib txuas lus yog qhov tseem ceeb ntawm kev tshawb fawb system. Raws li qhov xwm txheej ua ntej thiab tom qab kev kub siab hloov dua siab tshiab, nws tuaj yeem faib ua kev hloov pauv (zaus (zaus nce).
Nyob rau hauv tus txais, yog tias cov teeb tsa theem nrab zaus tau txais tom qab sib tov yog qis dua tus thawj lub cim, ces txoj kev sib xyaw no yog hu ua block downconervorers (LNBS).
Cov txheej txheem ntawm block downconervan yog kom tau txais cov teeb liab uas tau txais cov teeb liab oscillator hauv zos tsim los ntawm lub nroog oscillator, thiab tom qab ntawd tau txais cov teeb liab hloov hloov dua tshiab. Ob tus cim sib npaug yuav muab faib ua kev sib tov tiag tiag thiab cov kev sib xyaw ua ke los ntawm kev sawv cev tiag tiag lossis cov kev sawv cev.
Lub hom phiaj ntawm kev thaiv downconervator yog los txo cov cab kuj ntau zaus ntawm lub teeb liab lossis ncaj qha tshem tawm cov cab kuj muaj zog kom tau txais Baspand teeb liab. Vim nws cov qhab nia yooj yooj yim thiab tus nqi qis, qhov kev hloov pauv hloov tau dav hauv cov cuab yeej siv neeg thiab cov khoom siv tub rog nrog cov kev xav tau qis.
1. Satellite TV: LMBs yog cov tseem ceeb ntawm lub tshuab txais tos TV. Lawv raug ntsia rau ntawm lub hauv paus ntsiab lus ntawm lub kav hlau txais xov satellite (paraboloid lossis hloov mus rau hauv lub teeb liab theem nrab zaus uas tuaj yeem ua tiav los ntawm tus txais.
2 Cov cuab yeej siv cov neeg siv tau txais cov ntaub ntawv los ntawm LNB thiab kaum thiab cov txheej txheem nws los ntawm modem.
3. Satellite kev sib txuas lus: RF Amplifiers tau siv dav hauv ntau lub suab sib txuas lus, xws li cov duab satellite, lawv pab tau ntau yam kev sib txuas lus sib kis tau los ntawm satellites.
4. Kev soj ntsuam lub ntiaj teb thiab cov chaw taws teeb pom kev: Hauv qee lub chaw taws teeb thiab chaw taws teeb pom kev kom tau txais cov chaw taws teeb cov ntaub ntawv kis los ntawm Surtellation. Cov ntaub ntawv no tuaj yeem siv rau hauv kev saib xyuas meteorological, ib puag ncig xyuas, ceeb toom kev puas tsuaj thiab lwm daim teb.
Hauv cov ntsiab lus, lnbs ua tiav lub luag haujlwm tseem ceeb hauv kev sib txuas lus niaj hnub no, kev nkag mus siv Is Taws Nem, cov ntaub ntawv kev sib txuas lus thiab ntau cov ntaub ntawv sib txuas lus.
Tsim nyogCov khoom siv ntau hom thaiv downconerverers (lnbs) hauv S ~ KA-band, nrog lub suab kub ntawm 45 ~ 240k. Lub sij hawm sib txawvswith hom kom tau raws li cov neeg siv khoom.
Lev | |||||||||
---|---|---|---|---|---|---|---|---|---|
Tshooj naj npawb | Txoj hluas | Cov ntaub ntawv RF zaus (GHz) | Lo zaus (GHz) | Cov zis yog tias zaus (MHZ) | Nce (db) | NT (k) | Yog hais tias txuas | VWSWR (Max.) | Lub sij hawm txhuas (lub lis piam) |
QBB-2200-2700-60-50-50 | S | 2.2 ~ 2.7 | 3.65 | 950 ~ 1450 | 60 | 50 | N, sma, f | 2.0 / 1.5 | 2 ~ 8 |
QBB-3400-4200-60-40 | C | 3.4 ~ 4.2 | 5.15 | 950 ~ 1750 | 60 | 40 | N, sma, f | 1.35 / 1.5 | 2 ~ 8 |
QBB-3400-4200-60-45 | C | 3.4 ~ 4.2 | 5.15 | 950 ~ 1750 | 60 | 45 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
QBB-3400-4800-60-75 | C | 3.4 ~ 4.8 | 5.15 lossis 5.75 | 950 ~ 1750 lossis 950 ~ 1550 | 60 | 75 | N, sma, f | 1.5 / 1.5 | 2 ~ 8 |
QBB-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 |
QBB-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-7750-8500-70-75 | X | 7.75 ~ 8.5 | 6.8 | 950 ~ 1700 | 60 | 75 | N, sma, f | 1.5 / 2.0 | 2 ~ 8 |
QBB-10700-11700-60-65 | Ku | 10.7 ~ 11.7 | 9.75 | 950 ~ 1950 | 60 | 65 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
QBB-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 |
QBB-10700-12750-60-65 | Ku | 10.7 ~ 12.75 | 9.75 lossis 10.6 | 950 ~ 1950 lossis 1100 ~ 2150 | 60 | 65 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
QBB-10700-12750-60-65-2 | Ku | 10.7 ~ 12.75 | 9.75 lossis 10.75 | 950 ~ 2000 | 60 | 65 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
QBB-10700-12750-60-50-80 | Ku | 10.7 ~ 12.75 | 9.75 lossis 10.25 lossis 10.75 lossis 11.30 | 940 ~ 1500 lossis 950 ~ 1450 | 60 | 80 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
QBB-10700-127-60-50-60-80-2 | Ku | 10.7 ~ 12.75 | 9.75 lossis 10.75 lossis 11.30 | 950 ~ 1950 lossis 940 ~ 1500 lossis 950 ~ 1450 | 60 | 80 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
QBB-10700-12750-60-90 | Ku | 10.7 ~ 12.75 | 9.75 | 950 ~ 3000 | 60 | 90 | N, sma, f | 1.35 / 1.5 | 2 ~ 8 |
QBB-10700-12750-60-90-1 | Ku | 10.7 ~ 12.75 | 9.75 thiab 13.7 | 950 ~ 1950 thiab 950 ~ 2000 | 60 | 90 | N, sma, f | 1.35 / 1.5 | 2 ~ 8 |
QBB-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 lossis 10.75 | 950 ~ 1700 lossis 950 ~ 2000 | 60 | 65 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
QLB-10950-12750-60-80 | Ku | 10.95 ~ 12.75 | 10 lossis 10.7 lossis 10.75 lossis 11.25 | 940 ~ 1500 lossis 950 ~ 1450 lossis 950 ~ 1500 | 60 | 80 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
QBB-10950-12750-60-80-2 | Ku | 10.95 ~ 12.75 | 10 lossis 10.75 lossis 11.30 | 950 ~ 1700 lossis 940 ~ 1500 lossis 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 thiab 13.7 | 950 ~ 1700 thiab 950 ~ 2000 | 60 | 90 | N, sma, f | 1.35 / 1.5 | 2 ~ 8 |
QlB-11450-12750-60-70 | Ku | 11.45 ~ 11.7 thiab 12.25 ~ 12.75 | 9 | 2450 ~ 2700 thiab 3250 ~ 3750 | 60 | 70 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
Thiblb-11700-12200-60-65 | Ku | 11.7 ~ 12.2 | 10.75 | 950 ~ 1450 | 60 | 65 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
QBB-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 |
Thiblb-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-11700-12750-60-50-80 | Ku | 11.7 ~ 12.75 | 10.75 | 950 ~ 2000 | 60 | 80 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
Thiblb-12250-12750-60-65 | Ku | 12.25 ~ 12.75 | 11.3 | 950 ~ 1450 | 60 | 65 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
QBB-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 thiab 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 lossis 17.25 lossis 18.25 lossis 19.25 | 950 ~ 1950 | 60 | 170 | N, sma, f | 1.35 / 1.5 | 2 ~ 8 |
QBB-17200-21200-60-170-1 | Ka | 17.2 ~ 21.2 | 16.25 thiab 17.25 thiab 21.15 thiab 22.15 | 950 ~ 1950 thiab 950 ~ 1950 | 60 | 170 | N, sma, f | 1.35 / 1.5 | 2 ~ 8 |
QBB-17200-22200-60-240 | Ka | 17.2 ~ 22.2 | 16.25 lossis 17.25 lossis 18.25 lossis 19.25 lossis 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 lossis 17.35 lossis 18.35 | 950 ~ 1950 lossis 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 lossis 17.35 lossis 18.35 | 950 ~ 1950 lossis 950 ~ 1850 | 60 | 150 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
QBB-17300-22300-60-170 | Ka | 17.3 ~ 22.3 | 16.35 lossis 17.60 lossis 18.85 lossis 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 lossis 17.6 / 22 lossis 16.35 / 23.25 lossis 17.6 / 23.25 | 950 ~ 2200 thiab 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 lossis 17.25 lossis 18.25 lossis 19.25 | 950 ~ 1450 lossis 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 lossis 17.75 / 21.15 lossis 16.75 / 22.15 lossis 17.75 / 22.15 | 950 ~ 1950 thiab 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 lossis 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 thiab 18.25 | 950 ~ 1950 | 60 | 150 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
QBB-18200-21200-60-150 | Ka | 18.2 ~ 21.2 | 17.25 lossis 18.25 lossis 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 lossis 18.25 lossis 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 lossis 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 thiab 22.15 | 950 ~ 1950 | 60 | 150 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
QBB-19600-21200-60-150 | Ka | 19.6 ~ 21.2 | 17.4 | 2200 ~ 3800 | 60 | 150 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
QBB-20200-22200-60-150 | Ka | 20.2 ~ 22.2 | 19.25 lossis 20.25 | 950 ~ 1950 | 60 | 150 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
QBB-20200-22200-60-150-1 | Ka | 20.2 ~ 22.2 | 19.25 thiab 23.15 | 950 ~ 1950 | 60 | 150 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
Anti 5G Kev cuam tshuam LMBs | |||||||||
Tshooj naj npawb | Txoj hluas | Cov ntaub ntawv RF zaus (GHz) | Lo zaus (GHz) | Cov zis yog tias zaus (MHZ) | Nce (db) | NT (k) | Yog hais tias txuas | VWSWR (Max.) | Lub sij hawm txhuas (lub lis piam) |
QBB-3625-4200-60-50-50 | C | 3.625 ~ 4.2 | - | 950 ~ 1525 | 60 | 50 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
QBB-3700-4200-60-50-50 | C | 3.7 ~ 4.2 | - | 950 ~ 1450 | 60 | 50 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
QBB-3700-4200-60-45-2 | C | 3.7 ~ 4.2 | - | 950 ~ 1450 | 60 | 45 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
QBB-3800-4200-60-50-50 | C | 3.8 ~ 4.2 | - | 950 ~ 1350 | 60 | 50 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |
Thiblb-3800-4200-60-45 | C | 3.8 ~ 4.2 | - | 950 ~ 1350 | 60 | 45 | N, sma, f | 2.5 / 2.0 | 2 ~ 8 |