ǰ: 20127ԁڵF߿ھͭh(hun)о܇m(x)̖ϵy(tng)ܸɔ_l(f)ͣϡ11ԁڰl(f)Δ(sh)ll(f)˸猦Fȫ\І}ձPע{(dio)ijYՓǣ˿SWiFiɔ_˵F̖ϵy(tng)ġ܇-ءָͨ܇ͣyʽWiFi·ʹ2.4GllǺϷڟohϵy(tng)Ҳͬӵĸɔ_} |
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20127ԁڵF߿ھͭh(hun)о܇m(x)̖ϵy(tng)ܸɔ_l(f)ͣϡ11ԁڰl(f)Δ(sh)ll(f)˸猦Fȫ\І}ձPע{(dio)ijYՓǣ˿SWiFiɔ_˵F̖ϵy(tng)ġ܇-ءָͨ܇ͣyʽWiFi·ʹ2.4GllǺϷڟohϵy(tng)Ҳͬӵĸɔ_}
ohϵy(tng)gcðl(f)չѸѳɞhϵy(tng)Ҫl(f)չڅ֮һohϵy(tng)вòmֵČr׃ҪƉĕԭbϵy(tng)SoҪľϻڱܵȃ(yu)cܵ߶˕hԼ͕hĵA
ohϵy(tng)Ҫlohϵy(tng)ͼtohϵy(tng)
1lohϵy(tng)
lָl300kHz~30GHz(3.0x105 ~3.0x1010Hz)늴Ųڕhϵy(tng)ğoҪʹ433MHz2.4GHz5GHzȎׂISM_lΣԻWiFi(2.4GHz)glohϵy(tng)鳣ҊĿǰBOSCH݁BeyerdynamicrTelevicȎׂWƷƺͲЇƷƶ_l(f)lohϵy(tng)a(chn)Ʒ
lohϵy(tng)ă(yu)cǰbһϵy(tng)ֻһocϵKݔx_30ϣ
lohϵy(tng)
lohϵy(tng)ȱcܟo늸ɔ_o늸ɔ_o̎ڣyA֪wCҕ_DOȶlϵy(tng)a(chn)ɔ_h֮glohϵy(tng)Ҳɔ_lcYԴҲlRoõrNoϵy(tng)WiFiO{O䡢ovCoKԒoͶӰCoˡoIPп؟o|ȣYԴɔ_ڇ(ni)ĸI(y)չϣlohϵy(tng)ܬF(xin)ʾҲܸɔ_
(j)PҎ(gu)P{(dio)2.4GHzlΰl(f)书ֵP}֪ͨ(Ųo[2002]353̖)ڶlQ2.4GHzloW(wng)oϵy(tng){gOccccUlͨϵy(tng)ȸo_վĹlҲf2.4GHzڷl(unlicense)ϰl(f)书ƵȼgҪĸoͨO估I(y)ƌWt(y)ȷǟoͨOʹ ˳F(xin)ڵFWiFi¼ҲͲyISM_l5GHzϵy(tng)F(xin)ɔ_ҲǕrg}
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lohϵy(tng)ҪڌɿԡҪ̫ߵĕhͬһ(ni)Ҳ˰blohϵy(tng)
F(xin)ЇҘ˜GB 50799-2012ӕhϵy(tng)OӋҎ(gu)4.2.5~4.2.7lҲ_Ҏ(gu)ͬһ(ni)bןohӑՓϵy(tng)rڕcϵy(tng)ͬlεlO乤r˲lhӑՓϵy(tng)ohӑՓϵy(tng)бԺͷɔ_Ҫr˲üt⾀hӑՓϵy(tng)üt⾀hӑՓϵy(tng)rTt⾀й¶ʩ
lʽ2.4G̖^ɔ_й
2tohϵy(tng)
tohϵy(tng)ԲL830~950nm3.16~3.61x1014Hzļt⾀ݔ|(zh)t⾀пҊݔ?sh)ܴwh҉ڣڹⴰȣԺܺõرC˕hıҼtohϵy(tng)ܟo늸ɔ_h֮gҲl(f)ɔ_ЩĹ(ji)ܟCɔ_}Ҳѽ(jng)Qˣt⾀ʽdzmϕhϣڟoʽͬgt⾀ͬgϵy(tng)̭˻lͬgϵy(tng)
t⾀ʽ̖ܴhҲl(f)ɔ_
tohϵy(tng)IJ֮̎Ҫڣt⾀հl(f)̖ww돽s10ͨ^BӶհl(f)̖w͕мt⾀հl(f)İb(sh)λҪ(j)F(xin)h(hun)MӋ
tohϵy(tng)ɼ(lin)հl(f)
tohϵy(tng)ģMtohϵy(tng)͔(sh)ּtohϵy(tng)ձFǣAudio-TechnicaTOAƷƳģMtohϵy(tng)ģMlg|(zh)ֻl200Hz~4.5kHz-3dB50dBI(y)ҕlϵy(tng)Ĕ(sh)ֻѳɞl(f)չڅݣģMtݔlѽ(jng)ϵy(tng)ĔUϵy(tng)ҕl̎ϵy(tng)
(sh)ּtohϵy(tng)dirATC-(sh)ּtlݔcƼg|(zh)(yu)Խ_l20Hz~20kHz-3dB80dB^ğohϵy(tng)Q(sh)ּtohϵy(tng)χH˜IEC 61603-7ԺͲͬH˜ʵĔ(sh)ּtͬgϵy(tng)ʹ(sh)ּtohϵy(tng)_늣TAIDEN2008l(f)
(sh)ּtohϵy(tng)
(sh)ּt/ģMtohϵy(tng)l푌
ЇҕhĹʮgh˔(sh)ּtohϵy(tng)̽Orֻÿh҃(ni)AȰb(sh)ּtհl(f)Ҳʹӵļtհl(f)hԪҪrʹhҲֿ׃hҲԺϲֲĶhҶɔ_
ЇҕhđÔ(sh)ּtohϵy(tng)
3YZ
ڕhϵy(tng)ÈϵȫɿǕhϵy(tng)OӋҪԭtoa(chn)Ʒ䑪ԽԽlgğohϵy(tng)ɱؕܵo늸ɔ_ϣohϵy(tng)İȫɿԆ}ҕ
؟āԴInfo AV CHINA,ăH߂^cc푾W(wng)oPԭ(chung)Լֺ̓(ni)δ(jng)վCԼȫ߲փ(ni)ֵ挍rԱվκαCZՈx߃HՈкˌP(ni)ݡ