Likaroloana:
- DC~40GHz
- Lebelo le Phahameng la ho Fetola
- VSWR e tlase
+86-28-6115-4929
sales@qualwave.com
SP2T PIN Switch ke mofuta wa switch ya RF/microwave e nang le kou e le nngwe ya ho kenya le kou tse pedi tsa ho hlahisa. SP2T Solid State Switch e dumella mosebedisi ho kgetha pakeng tsa ditsela tse pedi tse fapaneng tsa matshwao kapa ho hokela/ho kgaola dikarolo kapa dipotoloho tse pedi. Ho SP2T PIN Diode Switch, di-PIN diode di sebediswa e le dikarolo tsa ho fetola. Di-PIN diode ke mofuta wa diode o nang le sebaka sa kahare (se sa bulwang) pakeng tsa dibaka tsa mofuta wa P le mofuta wa N. Di sebediswa hangata ditshebedisong tsa RF le di-microwave ka lebaka la lebelo la tsona la ho fetola ka potlako, tahlehelo e tlase ya ho kenya, ho ikarola ho hoholo, le ho otloloha ho hotle.
1. Maemo a mabedi: Switch ya PIN diode ya broadband SP2T e na le maemo a mabedi a fapaneng, a ka kgethang dipotoloho tse pedi tse fapaneng.
2. Eketsa bokgoni ba taolo: Switch ya PIN ya wideband e ka sebediswa ho eketsa bokgoni ba taolo ya dipotoloho, e leng se dumellang molaoli a le mong ho laola dipotoloho tse ngata.
3. Bonolo le ho tenyetseha: Ha ho bapisoa le liswichi tse ling, swichi ea PIN diode e fetohang ka potlako e na le sebopeho se bonolo le ho tenyetseha ho hoholo.
4. Ho tšepahala ho hoholo: Switch e tiileng ea boemo bo phahameng e itšehlang thajana e na le ho tšepahala ho hoholo ka lebaka la sebopeho sa eona se bonolo le ts'ebetso e tšepahalang.
Tšebeliso ea switch ea SP2T e pharaletse haholo, joalo ka masimong a kang lisebelisoa tsa elektroniki tsa likoloi, lisebelisoa tsa puisano, seea-le-moea, lisebelisoa tsa liteko, lifofane, jj. Lifonong tsa mehala ea thekeng, switch ea SP2T ea maqhubu a millimeter e sebelisoa ho laola khetho ea li-antenna ho fetola matla a lets'oao le amoheloang; Li-elektroniki tsa likoloi, switch ea SP2T ea motlakase e sebelisoa ho laola mabone a pontšo ea tataiso le mesebetsi ea ho khanna e ikemetseng; Lefapheng la lifofane, switch ea SP2T e sebelisoa ho laola phetoho ea maikutlo a lifofane, jj. Ka bokhutšoanyane, ts'ebeliso e kholo ea li-switch tsa SP2T e maemong ao lipotoloho tse fapaneng li hlokang ho khethoa. E fana ka tharollo e bonolo, e tšepahalang, le e theko e tlase, ha e ntse e fa baqapi ba potoloho le baenjiniere mefuta e mengata ea likhetho le bokhoni ba taolo.
QualwaveInc. e fana ka di-SP2T PIN Diode Switches tse sebetsang ho DC~40GHz, ka nako e phahameng ka ho fetisisa ya ho switjha ya 12mS. Re fana ka di-switch tse tloaelehileng tsa tshebetso e phahameng, hammoho le di-switch tse ikgethileng ho latela ditlhoko.

Nomoro ea Karolo | Maqhubu(GHz, Bonyane) | Maqhubu(GHz, Boholo.) | E monya/E bonahatsang | Nako ea ho Fetola(nS, Boholo.) | Matla(Bohare) | Ho behwa ka thoko(dB, Bonyane) | Tahlehelo ea ho Kena(dB, Boholo.) | VSWR(Boholo.) | Lead time(libeke) |
|---|---|---|---|---|---|---|---|---|---|
| QPS2-0-6000-R | DC | 6 | E bonahatsang | 150 | 39.8 | 23 | 1.3 | 1.5 | 2~4 |
| QPS2-0.009-4000-R | 9K | 4 | E bonahatsang | 100 | 5 | 20 (mofuta) | 0.8 (mofuta) | 1.25 (mofuta) | 2~4 |
| QPS2-0.009-6000-A | 9K | 6 | E monya | 100 | 0.316 | 60 | 3.5 | 1.6 | 2~4 |
| QPS2-0.009-20000-A | 9K | 20 | E monya | 20 | 0.501 | 60 | 5 | 2 | 2~4 |
| QPS2-0.009-20000-A-1 | 9K | 20 | E monya | 20 | 0.501 | 35 | 3 | 2 | 2~4 |
| QPS2-0.95-200-A | 950K | 0.2 | E monya | 1000 | 2 | 40 | 1 | 1.5 | 2~4 |
| QPS2-1-8000-A-1 | 0.001 | 8 | E monya | 30 (mofuta) | 0.316 (mofuta) | 30 | 2.5 | 2.3 | 2~4 |
| QPS2-10-3000-R | 0.01 | 3 | E bonahatsang | 150 | 39.8 | 40 | 1.3 | 1.5 | 2~4 |
| QPS2-10-6000-A-1 | 0.01 | 6 | E monya | 150 | 1 | 60 | 2.5 | 2 | 2~4 |
| QPS2-10-6000-R | 0.01 | 6 | E bonahatsang | 150 (mofuta) | 50.1 | 35 | 1.5 | 1.5 | 2~4 |
| QPS2-10-8000-A-1 | 0.01 | 8 | E monya | 150 | 1 | 60 | 2.5 | 2 | 2~4 |
| QPS2-10-8000-R-1 | 0.01 | 8 | E bonahatsang | 150 | 1 | 75 | 2 | 2 | 2~4 |
| QPS2-10-12000-A-1 | 0.01 | 12 | E monya | 150 | 1 | 60 | 3 | 2 | 2~4 |
| QPS2-10-12000-R-1 | 0.01 | 12 | E bonahatsang | 150 | 1 | 70 | 2.3 | 2 | 2~4 |
| QPS2-10-18000-A-1 | 0.01 | 18 | E monya | 150 | 1 | 60 | 3.8 | 2 | 2~4 |
| QPS2-10-18000-R-1 | 0.01 | 18 | E bonahatsang | 150 | 1 | 65 | 3 | 2 | 2~4 |
| QPS2-10-20000-A-1 | 0.01 | 20 | E monya | 150 | 1 | 60 | 4.2 | 2 | 2~4 |
| QPS2-10-20000-R-1 | 0.01 | 20 | E bonahatsang | 150 | 1 | 65 | 3.2 | 2 | 2~4 |
| QPS2-14-1000-A | 0.014 | 1 | E monya | 3500 | 5 | 65 | 1.5 | 1.6 | 2~4 |
| QPS2-20-6000-R | 0.02 | 6 | E bonahatsang | 3uS | 5 | 30 | 1 | 2 | 2~4 |
| QPS2-30-500-R | 0.03 | 0.5 | E bonahatsang | 1000 | 50 | 55 | 0.3 | 1.5 | 2~4 |
| QPS2-100-4000-A | 0.1 | 4 | E monya | 100 | - | 35 | 1.8 | 1.2 | 2~4 |
| QPS2-100-18000-A-1 | 0.1 | 18 | E monya | 100 | 1 | 60 | 3 | 2 | 2~4 |
| QPS2-100-18000-R-1 | 0.1 | 18 | E bonahatsang | 100 | 1 | 60 | 2.8 | 2 | 2~4 |
| QPS2-100-20000-A-1 | 0.1 | 20 | E monya | 100 | 1 | 60 | 3.5 | 2 | 2~4 |
| QPS2-100-20000-R-1 | 0.1 | 20 | E bonahatsang | 100 | 1 | 60 | 2.8 | 2 | 2~4 |
| QPS2-300-18000-A | 0.3 | 18 | E monya | 35 | 0.1 | 60 | 3.5 | 2 | 2~4 |
| QPS2-400-8000-A-1 | 0.4 | 8 | E monya | 100 | 1 | 80 | 1.5 | 1.5 | 2~4 |
| QPS2-400-8000-A-2 | 0.4 | 8 | E monya | 100 | 1 | 80 | 1.5 | 1.5 | 2~4 |
| QPS2-400-8000-R-1 | 0.4 | 8 | E bonahatsang | 100 | 1 | 70 | 1.8 | 1.5 | 2~4 |
| QPS2-400-12000-A-1 | 0.4 | 12 | E monya | 100 | 1 | 70 | 2.4 | 1.5 | 2~4 |
| QPS2-400-12000-A-2 | 0.4 | 12 | E monya | 100 | 1 | 70 | 2.4 | 1.5 | 2~4 |
| QPS2-400-12000-R-1 | 0.4 | 12 | E bonahatsang | 100 | 1 | 70 | 2.2 | 1.5 | 2~4 |
| QPS2-500-2500-R | 0.5 | 2.5 | E bonahatsang | 12000000 | 15 | 45 | 1 | 1.5 | 2~4 |
| QPS2-500-18000-A-1 | 0.5 | 18 | E monya | 100 | 1 | 60 | 3 | 2 | 2~4 |
| QPS2-500-18000-A-2 | 0.5 | 18 | E monya | 100 | 1 | 60 | 3 | 2 | 2~4 |
| QPS2-500-18000-R-1 | 0.5 | 18 | E bonahatsang | 100 | 1 | 60 | 2.8 | 2 | 2~4 |
| QPS2-500-18000-R-2 | 0.5 | 18 | E bonahatsang | 100 | 1 | 70 | 2.8 | 2 | 2~4 |
| QPS2-500-20000-A-1 | 0.5 | 20 | E monya | 100 | 1 | 60 | 3.5 | 2 | 2~4 |
| QPS2-500-20000-A-2 | 0.5 | 20 | E monya | 100 | 1 | 60 | 3.5 | 2 | 2~4 |
| QPS2-500-20000-A-3 | 0.5 | 20 | E monya | 35 | 0.1 | 60 | 3.5 | 2 | 2~4 |
| QPS2-500-20000-R-1 | 0.5 | 20 | E bonahatsang | 100 | 1 | 60 | 2.8 | 2 | 2~4 |
| QPS2-500-20000-R-2 | 0.5 | 20 | E bonahatsang | 100 | 1 | 70 | 3 | 2 | 2~4 |
| QPS2-500-40000-A-1 | 0.5 | 40 | E monya | 50 | 0.2 | 65 | 5.5 | 2.5 | 2~4 |
| QPS2-500-40000-A-2 | 0.5 | 40 | E monya | 50 | 0.2 | 80 | 5.8 | 2.5 | 2~4 |
| QPS2-500-40000-R-1 | 0.5 | 40 | E bonahatsang | 50 | 0.2 | 65 | 4.5 | 2.5 | 2~4 |
| QPS2-800-18000-A-1 | 0.8 | 18 | E monya | 100 | 1 | 60 | 3 | 2 | 2~4 |
| QPS2-800-18000-A-2 | 0.8 | 18 | E monya | 100 | 1 | 60 | 3 | 2 | 2~4 |
| QPS2-800-18000-R-1 | 0.8 | 18 | E bonahatsang | 100 | 1 | 60 | 2.8 | 2 | 2~4 |
| QPS2-800-20000-A-1 | 0.8 | 20 | E monya | 100 | 1 | 60 | 3.5 | 2 | 2~4 |
| QPS2-800-20000-A-2 | 0.8 | 20 | E monya | 100 | 1 | 60 | 3.5 | 2 | 2~4 |
| QPS2-800-20000-A-3 | 0.8 | 20 | E monya | 40 | 0.1 | 60 | 3 | 2 | 2~4 |
| QPS2-800-20000-A-4 | 0.8 | 20 | E monya | 35 | 0.1 | 60 | 3.5 | 2 | 2~4 |
| QPS2-800-20000-R-1 | 0.8 | 20 | E bonahatsang | 100 | 1 | 60 | 2.8 | 2 | 2~4 |
| QPS2-1000-2000-A-1 | 1 | 2 | E monya | 100 | 1 | 80 | 1 | 1.5 | 2~4 |
| QPS2-1000-2000-A-2 | 1 | 2 | E monya | 100 | 1 | 80 | 1 | 1.4 | 2~4 |
| QPS2-1000-2000-A-3 | 1 | 2 | E monya | 40 | 0.1 | 80 | 1 | 1.5 | 2~4 |
| QPS2-1000-2000-A-4 | 1 | 2 | E monya | 35 | 0.1 | 80 | 1 | 1.5 | 2~4 |
| QPS2-1000-2000-R-1 | 1 | 2 | E bonahatsang | 100 | 1 | 80 | 1 | 1.5 | 2~4 |
| QPS2-1000-2000-R-2 | 1 | 2 | E bonahatsang | 100 | 1 | 80 | 1 | 1.5 | 2~4 |
| QPS2-1000-8000-A-1 | 1 | 8 | E monya | 100 | 1 | 80 | 1.5 | 1.5 | 2~4 |
| QPS2-1000-8000-A-2 | 1 | 8 | E monya | 100 | 1 | 80 | 1.5 | 1.5 | 2~4 |
| QPS2-1000-8000-A-3 | 1 | 8 | E monya | 40 | 0.1 | 80 | 1.6 | 1.5 | 2~4 |
| QPS2-1000-8000-A-4 | 1 | 8 | E monya | 35 | 0.1 | 80 | 1.6 | 1.5 | 2~4 |
| QPS2-1000-8000-R-1 | 1 | 8 | E bonahatsang | 100 | 1 | 70 | 1.8 | 1.5 | 2~4 |
| QPS2-1000-8000-R-2 | 1 | 8 | E bonahatsang | 100 | 1 | 80 | 1.8 | 1.5 | 2~4 |
| QPS2-1000-18000-A-1 | 1 | 18 | E monya | 100 | 1 | 60 | 3 | 2 | 2~4 |
| QPS2-1000-18000-A-2 | 1 | 18 | E monya | 100 | 1 | 60 | 3 | 2 | 2~4 |
| QPS2-1000-18000-A-3 | 1 | 18 | E monya | 40 | 0.1 | 65 | 2.5 | 1.8 | 2~4 |
| QPS2-1000-18000-A-4 | 1 | 18 | E monya | 35 | 0.1 | 60 | 2.8 | 2 | 2~4 |
| QPS2-1000-18000-R-1 | 1 | 18 | E bonahatsang | 100 | 1 | 60 | 2.8 | 2 | 2~4 |
| QPS2-1000-18000-R-2 | 1 | 18 | E bonahatsang | 100 | 1 | 70 | 2.8 | 2 | 2~4 |
| QPS2-1000-20000-A-1 | 1 | 20 | E monya | 100 | 1 | 60 | 3.5 | 2 | 2~4 |
| QPS2-1000-20000-A-2 | 1 | 20 | E monya | 100 | 1 | 60 | 3.5 | 2 | 2~4 |
| QPS2-1000-20000-A-3 | 1 | 20 | E monya | 40 | 0.1 | 60 | 3 | 2 | 2~4 |
| QPS2-1000-20000-A-4 | 1 | 20 | E monya | 35 | 0.1 | 60 | 3.5 | 2 | 2~4 |
| QPS2-1000-20000-R-1 | 1 | 20 | E bonahatsang | 100 | 1 | 60 | 2.8 | 2 | 2~4 |
| QPS2-1000-20000-R-2 | 1 | 20 | E bonahatsang | 100 | 1 | 70 | 3 | 2 | 2~4 |
| QPS2-1000-40000-A | 1 | 40 | E monya | 50 | 0.2 | 65 | 5.5 | 2.5 | 2~4 |
| QPS2-1000-40000-R | 1 | 40 | E bonahatsang | 50 | 0.2 | 65 | 4.5 | 2.5 | 2~4 |
| QPS2-2000-4000-A-1 | 2 | 4 | E monya | 100 | 1 | 80 | 1.2 | 1.5 | 2~4 |
| QPS2-2000-4000-A-2 | 2 | 4 | E monya | 100 | 1 | 80 | 1.2 | 1.4 | 2~4 |
| QPS2-2000-4000-A-3 | 2 | 4 | E monya | 40 | 0.1 | 80 | 1.2 | 1.5 | 2~4 |
| QPS2-2000-4000-A-4 | 2 | 4 | E monya | 35 | 0.1 | 80 | 1.2 | 1.5 | 2~4 |
| QPS2-2000-4000-R-1 | 2 | 4 | E bonahatsang | 100 | 1 | 80 | 1.2 | 1.5 | 2~4 |
| QPS2-2000-4000-R-2 | 2 | 4 | E bonahatsang | 100 | 1 | 80 | 1.2 | 1.5 | 2~4 |
| QPS2-2000-8000-R | 2 | 8 | E bonahatsang | 100 | 1 | 80 | 1.8 | 1.5 | 2~4 |
| QPS2-2000-18000-A-1 | 2 | 18 | E monya | 100 | 1 | 60 | 3 | 2 | 2~4 |
| QPS2-2000-18000-A-2 | 2 | 18 | E monya | 100 | 1 | 60 | 3 | 2 | 2~4 |
| QPS2-2000-18000-A-3 | 2 | 18 | E monya | 40 | 0.1 | 65 | 2.5 | 1.8 | 2~4 |
| QPS2-2000-18000-A-4 | 2 | 18 | E monya | 35 | 0.1 | 60 | 2.8 | 2 | 2~4 |
| QPS2-2000-18000-R-1 | 2 | 18 | E bonahatsang | 100 | 1 | 60 | 2.8 | 2 | 2~4 |
| QPS2-2000-18000-R-2 | 2 | 18 | E bonahatsang | 100 | 1 | 70 | 2.8 | 2 | 2~4 |
| QPS2-2000-20000-A-1 | 2 | 20 | E monya | 100 | 1 | 60 | 3.5 | 2 | 2~4 |
| QPS2-2000-20000-A-2 | 2 | 20 | E monya | 100 | 1 | 60 | 3.5 | 2 | 2~4 |
| QPS2-2000-20000-A-3 | 2 | 20 | E monya | 40 | 0.1 | 60 | 3 | 2 | 2~4 |
| QPS2-2000-20000-A-4 | 2 | 20 | E monya | 35 | 0.1 | 60 | 3.5 | 2 | 2~4 |
| QPS2-2000-20000-R-1 | 2 | 20 | E bonahatsang | 100 | 1 | 60 | 2.8 | 2 | 2~4 |
| QPS2-2000-20000-R-2 | 2 | 20 | E bonahatsang | 100 | 1 | 70 | 3 | 2 | 2~4 |
| QPS2-2000-40000-A | 2 | 40 | E monya | 50 | 0.2 | 65 | 5.5 | 2.5 | 2~4 |
| QPS2-2000-40000-R-1 | 2 | 40 | E bonahatsang | 50 | 0.2 | 65 | 4.5 | 2.5 | 2~4 |
| QPS2-2700-3100-A | 2.7 | 3.1 | E monya | 100 | 1 | 75 | 1.3 | 1.3 | 2~4 |
| QPS2-3000-6000-A-1 | 3 | 6 | E monya | 100 | 1 | 80 | 1.4 | 1.5 | 2~4 |
| QPS2-3000-6000-A-2 | 3 | 6 | E monya | 100 | 1 | 80 | 1.4 | 1.5 | 2~4 |
| QPS2-3000-6000-A-3 | 3 | 6 | E monya | 40 | 0.1 | 80 | 1.5 | 1.5 | 2~4 |
| QPS2-3000-6000-A-4 | 3 | 6 | E monya | 35 | 0.1 | 80 | 1.5 | 1.5 | 2~4 |
| QPS2-3000-6000-R-1 | 3 | 6 | E bonahatsang | 100 | 1 | 70 | 1.6 | 1.5 | 2~4 |
| QPS2-3000-6000-R-2 | 3 | 6 | E bonahatsang | 100 | 1 | 80 | 1.6 | 1.5 | 2~4 |
| QPS2-4000-8000-A-1 | 4 | 8 | E monya | 100 | 1 | 80 | 1.5 | 1.5 | 2~4 |
| QPS2-4000-8000-A-2 | 4 | 8 | E monya | 100 | 1 | 80 | 1.5 | 1.5 | 2~4 |
| QPS2-4000-8000-A-3 | 4 | 8 | E monya | 40 | 0.1 | 80 | 1.6 | 1.5 | 2~4 |
| QPS2-4000-8000-A-4 | 4 | 8 | E monya | 35 | 0.1 | 80 | 1.6 | 1.5 | 2~4 |
| QPS2-4000-8000-R-1 | 4 | 8 | E bonahatsang | 100 | 1 | 70 | 1.8 | 1.5 | 2~4 |
| QPS2-4000-8000-R-2 | 4 | 8 | E bonahatsang | 100 | 1 | 80 | 1.8 | 1.5 | 2~4 |
| QPS2-5000-10000-A-1 | 5 | 10 | E monya | 100 | 1 | 70 | 2 | 1.5 | 2~4 |
| QPS2-5000-10000-A-2 | 5 | 10 | E monya | 100 | 1 | 70 | 2 | 1.5 | 2~4 |
| QPS2-5000-10000-A-3 | 5 | 10 | E monya | 40 | 0.1 | 75 | 1.8 | 1.5 | 2~4 |
| QPS2-5000-10000-A-4 | 5 | 10 | E monya | 35 | 0.1 | 75 | 1.8 | 1.5 | 2~4 |
| QPS2-5000-10000-R-1 | 5 | 10 | E bonahatsang | 100 | 1 | 70 | 2 | 1.5 | 2~4 |
| QPS2-5000-10000-R-2 | 5 | 10 | E bonahatsang | 100 | 1 | 80 | 2 | 1.5 | 2~4 |
| QPS2-6000-12000-A-1 | 6 | 12 | E monya | 100 | 1 | 70 | 2.4 | 1.5 | 2~4 |
| QPS2-6000-12000-A-2 | 6 | 12 | E monya | 100 | 1 | 70 | 2.4 | 1.5 | 2~4 |
| QPS2-6000-12000-A-3 | 6 | 12 | E monya | 40 | 0.1 | 70 | 2.2 | 1.7 | 2~4 |
| QPS2-6000-12000-A-4 | 6 | 12 | E monya | 35 | 0.1 | 70 | 2.2 | 1.7 | 2~4 |
| QPS2-6000-12000-R-1 | 6 | 12 | E bonahatsang | 100 | 1 | 70 | 2.2 | 1.5 | 2~4 |
| QPS2-6000-12000-R-2 | 6 | 12 | E bonahatsang | 100 | 1 | 80 | 2.2 | 1.5 | 2~4 |
| QPS2-6000-18000-A-1 | 6 | 18 | E monya | 100 | 1 | 60 | 3 | 2 | 2~4 |
| QPS2-6000-18000-A-2 | 6 | 18 | E monya | 100 | 1 | 60 | 3 | 2 | 2~4 |
| QPS2-6000-18000-A-3 | 6 | 18 | E monya | 40 | 0.1 | 65 | 2.5 | 1.8 | 2~4 |
| QPS2-6000-18000-A-4 | 6 | 18 | E monya | 35 | 0.1 | 60 | 2.8 | 2 | 2~4 |
| QPS2-6000-18000-R-1 | 6 | 18 | E bonahatsang | 100 | 1 | 60 | 2.8 | 2 | 2~4 |
| QPS2-6000-40000-A-1 | 6 | 40 | E monya | 50 | 0.2 | 45 | 5 | 2.5 | 2~4 |
| QPS2-6000-40000-R-1 | 6 | 40 | E bonahatsang | 50 | 0.2 | 65 | 4.5 | 2.5 | 2~4 |
| QPS2-8000-12000-R-1 | 8 | 12 | E bonahatsang | 100 | 1 | 80 | 2.2 | 1.5 | 2~4 |
| QPS2-10000-40000-R-1 | 10 | 40 | E bonahatsang | 50 | 0.2 | 65 | 4.5 | 2.5 | 2~4 |
| QPS2-12000-18000-A-1 | 12 | 18 | E monya | 100 | 1 | 60 | 3 | 2 | 2~4 |
| QPS2-12000-18000-A-2 | 12 | 18 | E monya | 100 | 1 | 60 | 3 | 2 | 2~4 |
| QPS2-12000-18000-A-3 | 12 | 18 | E monya | 40 | 0.1 | 65 | 2.5 | 1.8 | 2~4 |
| QPS2-12000-18000-A-4 | 12 | 18 | E monya | 35 | 0.1 | 60 | 2.8 | 2 | 2~4 |
| QPS2-12000-18000-R-1 | 12 | 18 | E bonahatsang | 100 | 1 | 60 | 2.8 | 2 | 2~4 |
| QPS2-12000-18000-R-2 | 12 | 18 | E bonahatsang | 100 | 1 | 70 | 2.8 | 2 | 2~4 |
| QPS2-18000-40000-A-1 | 18 | 40 | E monya | 50 | 0.2 | 45 | 5 | 2.5 | 2~4 |