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E 6 nga tangata o te plywood board he whare hui acoustic
BLF-17 pūāhua
1.Arc koki o te tihokahoka tangi.
Ko nga kokonga e 8 o mua me o muri he hoahoa pewa katoa.
2.Moveable
He pukoro hui pukoro, ka taea te neke ma ona wira i te taha o raro.Ko te mea he ruuma tangi kawe.
BLF-17 whirihoranga
Tauira | Ingoa hangarau | Whakatakotoranga |
BLF-17 | 1. Rahi o waho(cm) | W180×D180×H233 |
2. Rahi o roto (cm) | W163×D163×H203 | |
3. 3 Taiepa | Hanganga 2-papa: 15mm te matotoru papapa tangi (taiepa o waho)+ 9mm te muka polyester Panui Acoustic (taiepa o roto) | |
4. 1 taha karaihe | He 8mm te matotoru o te karaehe whakamaarama. | |
5. Rama | 72W LED | |
6. Mana | 110~220V, 60/50Hz, 100W | |
7.Socket & whakawhiti | 2 pcs o te turanga + 1 whakakā rua. | |
8. Whakahau | 2 pc o te 12V powhiriwhiri+4 urunga hau i runga i te tuanui+ 1 putanga hau kei te taha o raro. | |
9. Tohanga mo te papa | 1 whariki. | |
11. Nga wira neke | 6 pcs | |
12. Tuturu mau | 6 pcs | |
12. Te whakamaarama oro o waho | Te huru whakamātautau: I roto i te taiwhanga acoustics 9 mita tapawha, theoretically, waho haruru o te tihokahoka tae 80 ~ 90dB, oro marara reduce15dB inside.Such rite tiketike-auau korehau pokekore haruru (75~80dB, 500~2000Hz) me te haruru iti-auau o haruru motoka rori (75~80dB, 200Hz). Heoi, i roto i te 400 mita tapawha ruma whakaatu, te puna tangi i waho o te tihokahoka tangi ko 90-100 decibels i 1 mita tawhiti, me te whakamātautau tūturu ko ki te wehe i te haruru auau waho e 35~40decibels. Hei tauira, (90.1+92.7)/2-55.3=36.1dB. Utauta whakamatautau: mita decibel | |
13. Te whakamau oro o roto | Te ahua o te whakamatautau: I roto i te taiwhanga acoustics 9 mita tapawha, i runga i te whakaaro, ka tae te haruru o roto ki te 80 ~ 90dB, te tangi o waho 30 ~ 35dB. Infact, i roto i te 400 mita tapawha ruma whakaatu, ka taea e pai te whakaiti i te haruru tihokahoka o 30~35 decibels. Hei tauira, (92.6+97)/2-60.7=34.1dB. A ko te whakamaarama oro o roto ko te mahi matua o te tihooho tangi. Utauta whakamatautau: mita decibel |
Ko nga ahuatanga tono BLF-17
Momo: nga putea tari motuhake, nga putunga tangi mo nga tari.
whakaahuatanga2