Abụọ n'ime uche anyị kachasị mkpa bụ ikike ịhụ ma nụ. Na ntị anyị, anyị nwere ike ịchọpụta mgbanwe ndị dị nro site na iji nwayọọ nwayọọ na-agba aka n'olu dara ụda.
Otu anyi si anu
Otú ọ dị, na mgbakwunye na ike ịnụ, bụ ụzọ anyị si anụ.
Ụda (nke bụ ebili mmiri nke na-agafe na mbara igwe, mmiri, ma ọ bụ ihe ọzọ na-arụ ọrụ na-arụkọ ọrụ) ruru n'akụkụ nke ntị anyị, bụ nke na-enye ya aka site na nti ikuku na eardrum.
Ihe na-ekpebi ụda olu
A na - ekpebi ụda olu dị ukwuu site na ọtụtụ ihe, nke gunyere nchikota nke ikuku nke ruru ntị site na onye malitere ụda ahụ, na anya nke nti anyị site na mmalite nke ụda ahụ.
Usoro Decibel
Iji kọwaa usoro nata ụda, a na-emepụta ọtụtụ, nke a maara dị ka decibels.
Ntị anyị na-achọpụta mgbanwe nke olu na ejiji na-abụghị nke na-abụghị nke. Decibel bụ ụda olu nke ụda olu. A ghọtahiere decibel 1 dịka mgbanwe kachasị elu na olu, 3 decibels bụ mgbanwe dị oke ala, na onye na-ege ntị ghọtara 10 debe dị ka ụda olu abụọ. Debibels na-ahọpụta site na akwụkwọ ozi: dB.
0 dB bụ ọnụ ụzọ ntị - Ihe atụ ndị ọzọ gụnyere:
- Ntughari: 15-25 dB
- Mkpu ụzụ: banyere 35 dB
- Ezigbo ụlọ ma ọ bụ ọrụ ụlọ ọrụ: 40-60 dB
- Olu na-ekwu okwu: 65-70 dB
- Orchestral kachasị: 105 dB
- Live Rock music: 120 dB +
- Egbu Mgbu: 130 dB
- Ụgbọelu ụgbọelu: 140-180 dB
Ejiri Nyocha Decibel
A na-eji etitibel arụ ọrụ na ebe obibi ụlọ ihe nkiri na-esonụ:
Maka ndị ọkachamara, decibels na-egosipụta ntụgharị nke oke ike ọ na-ewe iji mepụta ọkwa ọkwa ụda. Otú ọ dị, e nwere ihe dị mma ịkọwapụta.
Maka otu onye na-enwetakarị ma ọ bụ onye natara ka ọ bụrụ ụda okpukpu abụọ dị ka onye ọzọ, ọ dị mkpa ka ị rụọ ọrụ ugboro iri. Onye natara 100 WPC nwere ike okpukpu abụọ nke ọkwa ọkwa WPC 10. Onye natara 100 WPC kwesịrị ịnwe 1000 WPC ka ọ bụrụ okpukpu abụọ. Maka nkọwa ndị ọzọ banyere oke njirimara ike na-emetụta arụmọrụ, gụọ isiokwu: Ịghọta Nkọwapụta Ike .
N'iji ngwa ngwa karịa, a na-ejikwa decibels na-arụ ọrụ maka mmepụta ụda olu nke nkwuputa ụda na subwoofers na frequencies kpọmkwem, na ọkwa ọkwa. Dịka ọmụmaatụ, ọkà okwu nwere ike ịmepụta ugboro 20 Hz ruo 20kHz, ma na frequencies ala karịa 80 Hz, ọkwa ọkwa ụda nwere ike ịbụ - 3dB daa na okwu mmepụta olu. Nke a bụ n'ihi na achọrọ ike nrụpụta ọzọ na ala dị ala iji mepụta ọkwa ọkwa ahụ.
Ọzọkwa, a na-etinye nkwụpọ DB n'ọrụ ikepụta nke ọkwa ụda olu nke ọkà okwu kpọmkwem mgbe ọ na-enye ụda nke otu watt nke ike na-ebu.
Dịka ọmụmaatụ, ọkà okwu nke nwere ike ịmepụta 90 dB ma ọ bụ karịa nke mmepụta ụda mgbe ọ na-enye otu akara ụda mkpuchi wat-watt ka a ga-enwe ezi uche .
Otú ọ dị, nanị n'ihi na ọkà okwu nwere ezi uche adịghị achọpụta ma ọ bụrụ na ọ bụ "ọkà" okwu. Onye okwu na-achọ ike ka ukwuu iji mepụta ụda na-egosiputa ego ole a chọrọ maka ọkà okwu iji mepụta ụda olu. Ihe ndị ọzọ, gụnyere nzaghachi ugboro ugboro, mgbagwoju anya, njikwa ike, na ikpo okwu, dịkwa mkpa.
Tụkwasị na nke ahụ, maka ihe ngosi vidio, a na-ejikwa ọnụ ọgụgụ decibel mee ihe iji chọpụta otú ụda nke ụda ahụ si emepụta. Dịka ọmụmaatụ, ọ bụrụ na ihe ngosi vidiyo nwere ụda mkpọtụ nke 20dB ma ọ bụ obere, a na-ewere nke a dị jụụ. Ọ gwụla ma ị nọ nso, ị gaghị enwe ike ịnụ onye na-akwado - ma ọ bụrụ na i mee ya, ọ gaghị abụ distracting.decibels
Otu esi eji usoro Decibels
Ugbu a na ị nwere echiche ihe decibels na otú ha si emetụta ụda egwu na ebe obibi na-ege ntụrụndụ, ajụjụ bụ "Olee otu ị ga-esi tụọ ha?".
Maka ndị na-ere ahịa, a ga-atụle decibels nke otu site na iji ụda ụda nwere ike ibudata (yiri nke ahụ egosiri na foto ahụ dị n'elu na isiokwu a.
Ebe ọ bụ na ọtụtụ ndị na-ere ihe nkiri ụlọ nwere ụda olu nyocha, ọ nwere ike iji ụda ndị ahụ chọpụta nhazi decibel arụpụtara maka onye ọ bụla na-ekwu okwu mgbe enyere ọkwa ọkwa. Ozugbo ị na-ekpebi ọkwa nke decibel nke onye ọ bụla na-ekwu okwu, ị nwere ike ịhazigharị ọkwa ọkwa okwu nke ọ bụla ka usoro okwu okwu niile dakọtara. Mgbe ndị ọkà okwu gị niile debanye aha ọkwa decibel ahụ n'otu ọkwa ọkwa, mgbe ahụ, ahụmahụ ntanetị ntị gị ga-adaba.
Ihe atụ nke igwe ntanetị gụnyere:
Mita Ụda Egwuregwu Reed - Ịzụta Site na Amazon
BAFX Ngwaahịa Ụda Mmanụ Ụda - Zụta Site na Amazon
Extech 407730 Mkpụrụ ụda - Zụta Site na Amazon
More Ama
A ghaghị ịkọwapụta na decibels bụ naanị otu ụdị nke etu esi emepụta ụda ma rụgharịa na ntụrụndụ ụlọ. Maka nlezianya nke ọma na decibels na mmeputakwa ụda na ebe obibi ihe nkiri ụlọ, lelee isiokwu: The Decibel (dB) Scale & Audio Rules 101 (Audioholics).
Ọzọkwa, chọpụta otú e si eji decibels eme ihe n'ịghọta ike nke WiFi .