Shin Samfurin Samfurin Ya shafi Kayan Kiɗa?
kHz takaice ne don kilohertz, kuma yana da auna mita (hawan keke ta biyu). A cikin sauti na dijital, wannan ƙididdiga ya kwatanta yawan adadin bayanan da aka yi amfani da su ta biyu don wakiltar sauti analog a cikin nau'i nau'i nau'i. Wadannan bayanan bayanan sune aka sani da samfurin samfurin ko samfurin samfurin.
Wannan ma'anar yana rikita rikicewa tare da wani lokaci mai mahimmanci a cikin layi na zamani, wanda aka kira bitrate (auna a kbps). Duk da haka, bambanci tsakanin waɗannan sharuɗɗa guda biyu shine ma'aunin ƙaddarar matakan yadda aka samo kowane nau'i na biyu (girman chunks) maimakon yawan adadin.
Lura: KHz wani lokaci ake magana akan shi azaman samfurin samfurin, samfurin samfurin, ko hawan keke ta biyu.
Farashin Samfur na Ƙasar da ake amfani dasu don Kayan Abubuwan Hidima
A cikin digital audio mafi yawan samfurin samfurin za ku ga gamuwa sun hada da:
- 8 kHz don magana, littattafan audiobooks , da dai sauransu.
- 22 kHz don ƙididdigar rubutun analog guda daya kamar su rubutun vinyl da kaset cassette
- 32 kHz don kunna waƙa, gidajen rediyo
- 44.1 kHz ana amfani dashi ga fayilolin kiɗa kuma yawanci daidaitattun hujja don sauke kiɗa (kamar daga iTunes) a cikin tsarin kamar MP3 , AAC , WMA , da sauransu
- 48 da 96 kHz suna amfani dashi ga kayan fasaha masu mahimmanci da masu fasaha
Shin kHz ƙayyade darajar Audio?
A ka'idar, mafi girman kHz darajar da aka yi amfani dashi, mafi kyau ingancin sauti zai kasance. Wannan shi ne saboda karin katunan bayanan da aka yi amfani dashi don bayyana nau'in ƙwayar analog.
Wannan shi ne ainihin gaskiya a yanayin sauƙin dijital da ya ƙunshi hadaddun hadaddun ƙwayoyi. Duk da haka, wannan ka'idar ta fadi yayin da kake hulɗa da wasu nau'o'in analog kamar magana.
Ƙwararren samfurin samarda don magana shine 8 kHz; hanya a ƙasa da audio CD CD a 44.1 kHz. Wannan shi ne saboda muryar mutum yana da tashar mita kusan 0.3 zuwa 3 kHz. Da wannan misali a zuciyarsa, kHz mafi girma ba koyaushe yana nufin mafi kyawun murya ba.
Menene maimaita cewa yayin da mita ke hawa zuwa matakan da yawancin mutane basu iya ji (yawanci kimanin 20 kHz), an nuna cewa ko da waɗannan ƙananan ƙwararrun zasu iya rinjayar mummunan sauti.
Zaka iya gwada wannan ta sauraron wani abu a matsanancin matsayi wanda na'urarka ta sauti ta goyi bayan amma ba za ka ji ba, kuma za ka iya gano cewa dangane da kayan aikinka, za ka ji jinna, shafuka, da sauran sauti .
Wadannan sauti yana nufin cewa samfurin samfurin yana saita maɗaukaki. Zaka iya saya kayan aiki dabam dabam wanda zai iya tallafa wa waɗannan ƙananan ko ka rage yawan farashin samfurin zuwa wani abu da yafi sarrafawa, kamar 44.1 kHz.