Feartan:
- Còmhlan Leathann
- Teòthachd Fuaim Ìosal
- VSWR Cuir-a-steach Ìosal
Ann an siostaman conaltraidh, gus tar-chur chomharran a dhèanamh nas fhasa agus ath-chleachdadh seanalan a choileanadh, tha tricead nan comharran a thèid a thar-chur glè àrd, agus mar sin tha tionndadh tricead chomharran na phàirt chudromach de rannsachadh siostam conaltraidh. A rèir an t-suidheachaidh ro agus às dèidh tionndadh tricead, faodar a roinn ann an tionndadh sìos (lùghdachadh tricead) agus tionndadh suas (àrdachadh tricead).
Anns a’ ghlacadair, ma tha an comharra tricead eadar-mheadhanach a gheibhear às dèidh measgachadh nas ìsle na an comharra tùsail, canar luchd-tionndaidh sìos bloc (LNBn) ris an dòigh measgachadh seo.
Is e dòigh-obrach luchd-tionndaidh sìos bloca an comharra a gheibhear iomadachadh leis an comharra oscillator ionadail a ghineas an oscillator ionadail, agus an uairsin an comharra atharraichte fhaighinn tro chriathrag pas ìosal. Faodar dà chomharra iomadaichte a roinn ann am measgachadh fìor agus measgachadh iom-fhillte tro riochdachadh fìor no iom-fhillte.
Is e adhbhar luchd-tionndaidh sìos bloca tricead giùlain an t-soidhne a lùghdachadh no tricead a’ giùlain a thoirt air falbh gu dìreach gus an comharra bonn-chòmhlain fhaighinn. Air sgàth a chuairt shìmplidh agus a chosgais ìseal, tha an dòigh tionndaidh sìos air a chleachdadh gu farsaing ann an uidheamachd sìobhalta agus uidheamachd armachd le riatanasan coileanaidh ìosal.
1. Tbh saideal: Tha LNBan nam prìomh phàirtean ann an siostaman glacaidh Tbh saideal. Tha iad air an stàladh aig prìomh àite antenna saideal (paraboloid no mias), bidh iad a’ faighinn comharra Tbh a thèid a chraoladh leis an t-saideal, agus ga thionndadh gu comharra tricead eadar-mheadhanach as urrainn don ghlacadair a phròiseasadh.
2. Eadar-lìon Saideil: Ann an siostaman Eadar-lìon Saideil, thathas a’ cleachdadh amplifiers gus dàta Eadar-lìn fhaighinn a thèid a thar-chur bho shaidealan. Bidh uidheam an neach-cleachdaidh a’ faighinn an dàta tron LNB agus ga dhì-chòdachadh agus ga phròiseasadh tron mhodem.
3. Conaltradh Saideal: Tha amplifiers RF air an cleachdadh gu farsaing ann an diofar shiostaman conaltraidh saideal, nam measg fònaichean saideal, craolaidhean saideal, tar-chur dàta saideal, msaa. Bidh iad a’ cuideachadh le bhith a’ faighinn agus a’ giullachd diofar sheòrsaichean de chomharran conaltraidh a thèid a thar-chur bho shaidealan.
4. Amharc air an Talamh agus Mothachadh Iomallach: Ann an cuid de thagraidhean amharc air an Talamh agus mothachaidh iomallach, thathas a’ cleachdadh amplifiers meanbh-thonn gus dàta mothachaidh iomallach fhaighinn a thèid a thar-chur bho shaidealan. Faodar an dàta seo a chleachdadh ann an sgrùdadh aimsir, sgrùdadh àrainneachd, rabhadh mu thubaistean agus raointean eile.
Mar gheàrr-chunntas, tha pàirt riatanach aig LNBan ann an siostaman conaltraidh saideal an latha an-diugh agus tha iad air an cleachdadh gu farsaing ann an craoladh telebhisean, ruigsinneachd eadar-lìn, conaltradh dàta agus diofar raointean proifeasanta.
Qualwavea’ solarachadh diofar sheòrsaichean de luchd-tionndaidh sìos bloc (LNBn) anns a’ chòmhlan S~Ka, le teòthachd fuaim de 45~240K. Tha na crìochnachaidhean le diofar sheòrsaichean gus coinneachadh ri feumalachdan luchd-ceannach.
LNBan | |||||||||
---|---|---|---|---|---|---|---|---|---|
Àireamh Pàirt | Còmhlan | Tricead RF Cuir a-steach (GHz) | Tricead LO (GHz) | Tricead IF Toraidh (MHz) | Buannachd (dB) | NT(K) | Ceanglaiche IF | VSWR (as àirde) | Ùine Luaidhe (Seachdainean) |
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 no 5.75 | 950~1750 no 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 no 10.6 | 950~1950 no 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 no 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 no 10.25 no 10.75 no 11.30 | 940~1500 no 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 no 10.75 no 11.30 | 950~1950 no 940~1500 no 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 agus 13.7 | 950~1950 agus 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 no 10.75 | 950~1700 no 950~2000 | 60 | 65 | N, SMA, F | 2.5/2.0 | 2~8 |
QLB-10950-12750-60-80 | Ku | 10.95~12.75 | 10 no 10.5 no 10.75 no 11.25 | 940~1500 no 950~1450 no 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 no 10.75 no 11.30 | 950~1700 no 940~1500 no 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 agus 13.7 | 950~1700 agus 950~2000 | 60 | 90 | N, SMA, F | 1.35/1.5 | 2~8 |
QLB-11450-12750-60-70 | Ku | 11.45~11.7 agus 12.25~12.75 | 9 | 2450~2700 agus 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 agus 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 no 17.25 no 18.25 no 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 agus 17.25 agus 21.15 agus 22.15 | 950~1950 agus 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 no 17.25 no 18.25 no 19.25 no 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 no 17.35 no 18.35 | 950~1950 no 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 no 17.35 no 18.35 | 950~1950 no 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 no 17.60 no 18.85 no 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 no 17.6/22 no 16.35/23.25 no 17.6/23.25 | 950~2200 agus 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 no 17.25 no 18.25 no 19.25 | 950~1450 no 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 no 17.75/21.15 no 16.75/22.15 no 17.75/22.15 | 950~1950 agus 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 no 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 agus 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 no 18.25 no 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 no 18.25 no 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 no 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 agus 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 no 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 agus 23.15 | 950~1950 | 60 | 150 | N, SMA, F | 2.5/2.0 | 2~8 |
LNBan an-aghaidh bacadh 5G | |||||||||
Àireamh Pàirt | Còmhlan | Tricead RF Cuir a-steach (GHz) | Tricead LO (GHz) | Tricead IF Toraidh (MHz) | Buannachd (dB) | NT(K) | Ceanglaiche IF | VSWR (as àirde) | Ùine Luaidhe (Seachdainean) |
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 |