Faɗaɗa

Yana nufin ko lasifikar tana goyan bayan shigarwar tashoshi da yawa a lokaci guda, ko akwai hanyar sadarwa ta fitarwa ga masu magana da ke kewaye da nesa, ko tana da aikin shigar da USB, da sauransu. Adadin subwoofers da za a iya haɗa su da masu magana da ke kewaye da waje shi ma yana ɗaya daga cikin sharuɗɗan auna aikin faɗaɗawa. Hanyoyin sadarwa na lasifikar multimedia na yau da kullun sun haɗa da hanyoyin sadarwa na analog da hanyoyin sadarwa na USB. Wasu, kamar hanyoyin sadarwa na fiber optical da hanyoyin sadarwa na dijital na zamani, ba su da yawa.

Tasirin sauti

Fasahohin tasirin sauti na kayan aiki na 3D da aka fi sani sun haɗa da SRS, APX, Spatializer 3D, Q-SOUND, Virtaul Dolby da Ymersion. Duk da cewa suna da hanyoyi daban-daban na aiwatarwa, duk suna iya sa mutane su ji tasirin filin sauti mai girma uku. Uku na farko sun fi yawa. Abin da suke amfani da shi shine ka'idar Extended Stereo, wacce ita ce don ƙara sarrafa siginar sauti ta cikin da'irar, don mai sauraro ya ji cewa an faɗaɗa alkiblar hoton sauti zuwa wajen lasifika biyu, don faɗaɗa hoton sauti da kuma sa mutane su sami fahimtar sarari da girma uku, wanda ke haifar da faɗaɗɗen tasirin sitiriyo. Bugu da ƙari, akwai fasahohin haɓaka sauti guda biyu: fasahar servo mai aiki (ta amfani da ƙa'idar resonance ta Helmholtz), fasahar BBE mai ma'ana da fasahar "fax phase", waɗanda kuma suna da tasiri kan inganta ingancin sauti. Ga masu magana da multimedia, fasahar SRS da BBE sun fi sauƙin aiwatarwa kuma suna da sakamako mai kyau, wanda zai iya inganta aikin lasifika yadda ya kamata.

Sautin

Yana nufin sigina mai takamaiman tsayin tsayi (ƙaramin sauti), a taƙaice, sautin sauti. Ya dogara ne akan tsayin tsayi. Ga sauti mai gajeren tsayi, kunnen ɗan adam yana amsawa da tsayin tsayi, yayin da ga sauti mai tsayin tsayi, kunnen ɗan adam yana amsawa da ƙaramin tsayi. Canjin sautin tare da tsayin tsayi ainihin logarithmic ne. Kayan kida daban-daban suna buga sautin iri ɗaya, kodayake sautin ya bambanta, amma sautin su iri ɗaya ne, wato, babban sautin sautin iri ɗaya ne.

Timbre

Fahimtar ingancin sauti kuma shine ingancin sauti ɗaya wanda ke bambanta shi da wani. Lokacin da kayan kida daban-daban ke buga sautin iri ɗaya, sautin su na iya bambanta sosai. Wannan saboda raƙuman ruwa na asali iri ɗaya ne, amma abubuwan da ke cikin jituwa sun bambanta sosai. Saboda haka, sautin ba wai kawai ya dogara da raƙuman ruwa na asali ba ne, har ma yana da alaƙa da harmonics waɗanda suke cikin muhimmin ɓangare na raƙuman ruwa na asali, wanda ke sa kowane kayan kida da kowane mutum suna da sautin daban, amma ainihin bayanin ya fi na mutum kuma yana iya jin kamar abin mamaki ne.

Mai Sauƙi

Rabon ƙarfi zuwa mafi rauni a cikin sauti, wanda aka bayyana a cikin dB. Misali, band yana da kewayon motsi na 90dB, wanda ke nufin ɓangaren da ya fi rauni yana da ƙarancin ƙarfi na 90dB fiye da ɓangaren da ya fi ƙarfi. Matsakaicin motsi shine rabon ƙarfi kuma ba shi da alaƙa da cikakken matakin sautin. Kamar yadda aka ambata a baya, kewayon motsi na sautuka daban-daban a yanayi shima yana da bambanci sosai. Siginar magana gabaɗaya kusan 20-45dB ne kawai, kuma kewayon motsi na wasu symphonies na iya kaiwa 30-130dB ko sama da haka. Duk da haka, saboda wasu ƙuntatawa, kewayon motsi na tsarin sauti ba kasafai yake isa ga kewayon motsi na band ba. Hayaniyar da ke cikin na'urar rikodi tana ƙayyade mafi raunin sauti da za a iya rikodin, yayin da matsakaicin ƙarfin sigina (matakin karkacewa) na tsarin ke iyakance mafi ƙarfin sauti. Gabaɗaya, kewayon motsi na siginar sauti an saita shi zuwa 100dB, don haka kewayon motsi na kayan aikin sauti na iya kaiwa 100dB, wanda yake da kyau sosai.

Jimlar jimloli

Yana nufin ƙarin sassan jituwa na siginar fitarwa da abubuwan da ba na layi ba suka haifar fiye da siginar shigarwa lokacin da tushen siginar sauti ya ratsa ta cikin amplifier mai ƙarfi. Murgudawar jituwa tana faruwa ne saboda gaskiyar cewa tsarin ba shi da layi gaba ɗaya, kuma muna bayyana shi a matsayin kashi na matsakaicin murabba'in tushen sabon jimlar sashin jituwa da aka ƙara zuwa ƙimar rms na siginar asali.