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- Ho Haneloa ha Lebanta le Phahameng la ho Stopband
- Boholo bo Bonyenyane
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Sefe ea RF low pass ke sefe ea ts'ebetso ea matšoao e bolokang matšoao a maqhubu a tlase ka ho tlosa matšoao a maqhubu a phahameng. E lumella matšoao a nang le maqhubu a ka tlase ho moeli o itseng ho feta, empa e hana matšoao a nang le maqhubu a maholo ho feta moeli oo.
1. Ke matšoao a ka tlase ho maqhubu a itseng feela a lumelloang ho feta, ha matšoao a ka holimo ho maqhubu ao a sefshoa kapa a fokolisoa.
2. Ha o feta matshwaong a maqhubu a tlase, ho batla ho se na phetoho mohatong.
3. Hangata, capacitor le inductor e le 'ngoe kapa ho feta li sebelisoa ho haha lifilthara tsa telecom low pass.
1. Letšoao le boreleli
Sefe e nang le maqhubu a tlase a phahameng e sebediswa haholoholo ho thellisa letshwao, e ka tlosa lerata le ka hara letshwao le nang le maqhubu a phahameng, e le hore letshwao le tsitse haholoanyane. Maemong ao ho hlokahalang letshwao le boreleli, sefe e nang le maqhubu a tlase a microstrip e ka tlosa lerata la tshitiso ya maqhubu a phahameng, ka hona e etsa hore sistimi e tshepahale le ho tsitsa haholoanyane.
2. Phokotso ea lerata
Sefe e nang le pass e tlase e ke ke ea ama lets'oao la maqhubu a tlase, ha e ntse e boloka lets'oao la maqhubu a tlase, lets'oao la maqhubu a phahameng le ka sefshoa. Ts'ebetsong ea molumo kapa ts'ebetsong ea litšoantšo, li-filter tse nang le pass e tlase li ka sefa lets'oao le ho etsa hore lets'oao le sebetsitsoeng le hlake haholoanyane.
3. Fokotsa phoso
Sefe e nang le pass e tlase e ka fokotsa phoso, haholo-holo e loketseng ho lekanya ka nepo sesebelisoa. Litekanyong tse ling tse boima, sefe e nang le pass e tlase e ka tlosa lerata, tšitiso le lintlha tse ling, e le hore liphetho tsa tekanyo li nepahale haholoanyane ebile li ka tšeptjoa.
4. Mefuta e fapaneng ea kopo
Sefe ea Millimeter wave low pass e na le mefuta e mengata ea lits'ebetso, ho tloha molumong ho ea setšoantšong, ho tloha puisanong ho ea taolong, hoo e ka bang hohle. Mohlala, ts'ebetsong ea matšolo a baseband, sefe ea low pass e nyane ea hlokahala.
Puisanong, sefe e fanyehiloeng e ka sefa lerata le phahameng, tšitiso, jj., ho netefatsa boleng ba puisano; Lefapheng la taolo, sefe e nyenyefatsang e ka sebediswa bakeng sa ho lokisa matshwao le ho sefa lerata.
Qualwavee fana ka difilthara tsa microwave tse nang le diphaephe tse tlase tse ka hara maqhubu a DC-50GHz. Difilthara tsa waveguide tse nang le diphaephe tse tlase di sebediswa haholo ditshebedisong tse ngata.

Nomoro ea Karolo | Lebanta la ho fetisa(GHz, Bonyane) | Lebanta la ho fetisa(GHz, Boholo.) | Tahlehelo ea ho Kena(dB, Boholo.) | VSWR(Boholo.) | Ho Fokotsa ho Stopband(dB) | Lihokelo |
|---|---|---|---|---|---|---|
| QLF-1-40 | DC | 0.001 | 1.5 | 1.5 | 40@2-4MHz, 50@4-100MHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-2-15-40 | 0.002 | 0.015 | 2.5 | 1.5 | 40@17-200MHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-2.5-50 | DC | 0.0025 | 0.8 | 1.5 | 50@5-50MHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-5-50 | DC | 0.005 | 1 | 1.5 | 50@8-50MHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-10-50 | DC | 0.01 | 1 | 1.5 | 50@13-150MHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-30-40 | DC | 0.03 | 1 | 1.5 | 40@45MHz, 60@60MHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-32-40 | DC | 0.032 | 0.8 | 1.5 | 40@50-90MHz | N |
| QLF-45-20 | DC | 0.045 | 1 | 1.7 | 20@0.07-0.09GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-55-35 | DC | 0.055 | 0.8 | 1.5 | 35@0.07-0.2GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-125-60 | DC | 0.125 | 2 | 1.5 | 60@0.15~0.6GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-200-2400-60 | 0.2 | 2.4 | 5 | 1.5 | 60@3.6GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-215-30 | DC | 0.215 | 0.6 | 1.4 | 30@0.35~1GHz | N |
| QLF-300-40 | DC | 0.3 | 1 | 1.5 | 40@450MHz, 60@600MHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-300-60 | DC | 0.3 | 0.5 | 1.5 | 60@0.643-3GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-330-60 | DC | 0.33 | 0.5 | 1.3 | 60@0.643-3GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-480-30 | DC | 0.48 | 3 | 1.5 | 30@0.53-3GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-500-45 | DC | 0.5 | 1.5 | 1.8 | 45@0.6~1GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-1000-30 | DC | 1 | 0.9 | 1.2 | 30@1.9-5GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-1000-70 | DC | 1 | 1 | 1.5 | 70@1.3-4.2GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-1100-60 | DC | 1.1 | 0.9 | 1.4 | 60@1.5~3GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-1200-60 | DC | 1.2 | 1 | 1.5 | 60@1.8-8GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-1400-50 | DC | 1.4 | 2 | 1.6 | 50@2GHz. | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-2000-50 | DC | 2 | 1 | 1.5 | 50@2.3-4GHz, 40@4~7GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-2186-30 | 1.5 | 2.186 | 2 | 1.6 | 30@2.37-3GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-2200-30 | DC | 2.2 | 0.9 | 1.2 (mofuta) | 30@3-5GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-2250-30 | DC | 2.25 | 1.2 | 1.2 (mofuta) | 30@3-5GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-2250-60 | DC | 2.25 | 1.5 | 1.3 | 60@2.65~7.4GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-2400-58 | DC | 2.4 | 2 | 1.7 | 58@3-18GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-3000-30 | DC | 3 | 0.9 | 1.3 (mofuta) | 30@4.78-7.5GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-3000-60 | DC | 3 | 1.5 | 1.3 | 60@3.52~10GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-3200-40 | DC | 3.2 | 1 | 1.5 | 40@3.8-18GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-3200-60 | DC | 3.2 | 1.5 | 1.5 | 60@3.6GHz, 60@3.6-20GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-3500-40 | DC | 3.5 | 1.5 | 1.5 | 40@3.85-18GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-3870-30 | DC | 3.87 | 2.5 | 1.7 | 30@4.32GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-4000-30 | DC | 4 | 1 | 1.7 | 50@4.8~7GHz, 40@7~11GHz, 30@11~12GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-4000-60 | DC | 4 | 1.5 | 1.3 | 60@4.5-12.3GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-4400-40 | DC | 4.4 | 0.73 | 1.2 | 40@6.28-9.8GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-5000-40 | DC | 5 | 0.68 | 1.2 | 40@7.05-10GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-5000-45 | DC | 5 | 1 | 2 | 45@5.8-10.5GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-5325-30 | DC | 5.325 | 1.5 | 1.5 | 30@5.925GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-5500-60 | DC | 5.5 | 3 | 2 | 60@6-20GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-6000-20 | 0.5 | 6 | 2 | 1.8 | 20@6.5GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-6000-45 | DC | 6 | 1 | 2 | 45@6.8-10.5GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-6000-60 | DC | 6 | 1.5 | 1.3 | 60@6.7-15.5GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-6500-30 | DC | 6.5 | 1 | 1.8 | 30@8-15GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-6500-60 | DC | 6.5 | 1.5 | 1.3 | 60@7.27-15.3GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-7000-48 | DC | 7 | 1 | 2 | 48@7.8-11GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-7000-50 | DC | 7 | 1.5 | 1.3 | 50@7.77-15.5GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-8000-40 | DC | 8 | 2 | 2 | 40@9-25GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-8000-40-1 | DC | 8 | 1.2 | 1.5 | 40@8.9~16GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-8000-50 | DC | 8 | 1.5 | 1.4 | 50@8.8-16.2GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-8000-50-1 | DC | 8 | 1 | 2 | 50@8.8-20GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-8000-50-2 | DC | 8 | 1.2 | 2 | 50@9-18GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-9000-50 | DC | 9 | 1.5 | 1.4 | 50@9.8-17GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-9000-50-1 | DC | 9 | 1 | 2 | 50@15-22GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-9000-60 | DC | 9 | 1 | 1.6 | 60@14-17GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-9500-50 | DC | 9.5 | 1.5 | 1.4 | 50@10.2-18GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-10000-20 | DC | 10 | 0.5 | 1.7 | 20@12GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-10000-30 | DC | 10 | 1 | 1.7 | 30@13.2GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-10000-30-1 | DC | 10 | 1 | 1.8 | 30@13-40GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-10000-35 | DC | 10 | 1 | 2 | 35@11GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-10000-50 | DC | 10 | 1.5 | 1.4 | 50@10.9-18.5GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-11000-50 | DC | 11 | 1.5 | 1.5 | 50@12.1-19GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-11000-50-1 | DC | 11 | 2 | 1.7 | 50@12-40GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-11700-50 | DC | 11.7 | 2 | 1.7 | 50@12.7-13.45GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-12000-70 | DC | 12 | 1 | 1.7 | 70@14-19GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-13000-50 | DC | 13 | 2 | 1.5 | 50@14.1-21GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-13000-55 | DC | 13 | 1.5 | 1.8 | 55@15.2-40GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-13500-50 | DC | 13.5 | 2 | 1.5 | 50@14.7-21.3GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-14000-45 | DC | 14 | 1 | 1.8 | 45@20~40GHz | PIN ea Φ0.38 |
| QLF-15000-50 | DC | 15 | 2.5 | 1.5 | 50@16-22.3GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-16000-50 | DC | 16 | 1.5 | 2 | 50@16.8-24GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-17000-50 | DC | 17 | 1.5 | 2 | 50@30-33GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-18000-15 | DC | 18 | 1 | 1.7 | 15@20GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-18000-35 | DC | 18 | 1.5 | 2 | 35@19-28GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-18000-40 | DC | 18 | 2 | 2 | 40@20-38GHz | 2.92mm |
| QLF-18000-45 | DC | 18 | 1.2 | 2 | 45@28-40GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-18000-50 | DC | 18 | 3 | 1.6 | 50@19.1-26GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-18000-50-1 | DC | 18 | 2 | 2 | 50@18.8-19.5GHZ | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-20000-25 | DC | 20 | 2 | 2 | 25@23-40GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-20000-50 | DC | 20 | 1.2 | 2 | 50@22GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-20000-60 | DC | 20 | 1 | 2 | 60@23-40GHz | 2.92mm |
| QLF-20000-70 | DC | 20 | 1.5 | 1.8 | 70@24GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-20000-75 | DC | 20 | 1.5 | 2 | 75@24-44GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-25000-40 | DC | 25 | 2 | 2 | 40@28-30GHz | 2.92mm |
| QLF-25000-40-1 | DC | 25 | 1.5 | 1.7 | 40@28-40GHz | 2.92mm |
| QLF-25000-40-2 | DC | 25 | 2 | 2 | 40@28-40GHZ, 70@30-44GHz | 2.92mm |
| QLF-26000-30 | DC | 26 | 1.5 | 1.7 | 30@28GHz, 70@29~40GHz | Sekolo sa Bongata ba Lilemo (SMA) |
| QLF-28000-30 | DC | 28 | 2 | 2 | 30@30-38GHz | 2.4mm |
| QLF-33000-25 | DC | 33 | 3 | 2 | 25@37-50GHz | 2.92mm |
| QLF-40000-20 | DC | 40 | 2 | 2 | 20@60GHz, 40@65GHz, 60@70GHz | 2.92mm |
| QLF-50000-20 | DC | 50 | 2 | 2.5 | 20@60GHz | 2.4mm |