Kodi mukudziwa kuti ndi mitundu yanji ya machitidwe omwe amamveka phokoso la okamba anu? M'munsimu mudzawerenga zonse zomwe mukufunikira kuti mudziwe za monophonic, stereophonic, multichannel ndi kuzungulira.
Maselo Achimodzi
Phokoso la monophonic limapangidwa ndi njira imodzi kapena wokamba nkhani komanso amadziwika kuti Monaural kapena High-Fidelity. Phokoso la monophonic linasinthidwa ndi Stereo kapena Stereophonic phokoso m'ma 1960.
Sewero la Stereophonic
Phokoso la Stereo kapena Stereophonic limapangidwa ndi ma vodiyo awiri omwe amadziwika okha kapena okamba nkhani ndipo amapereka lingaliro lazitsogolere chifukwa ziwomveka zimamveka kuchokera kumbali zosiyanasiyana. Mawu akuti stereophonic amachokera ku mawu achigriki stereos- amatanthawuza olimba, ndi foni_kutanthauzira kumveka. Phokoso la stereo likhoza kubzala phokoso ndi nyimbo kuchokera kumalo osiyanasiyana kapena malo momwe timamvera zinthu mwachibadwa, motero mawuwo ndi olimba . Phokoso la stereo ndilo mtundu wamba wobala zipatso.
Multichannel Surround Sound
Phokoso la multichannel, lomwe limadziwikanso ngati liwiro lozungulira, limapangidwa ndi makina oposa anayi mpaka asanu ndi awiri odziimira pawokha kapena oyankhula omwe akuyikidwa kutsogolo ndi kumbuyo kwa womvetsera amene akuzungulira womverayo phokoso. Phokoso la Multichannel lingasangalatse pa DVD, DVD mafilimu ndi ma CD ena. Phokoso la Multichannel linayamba m'zaka za 1970 ndi kutulutsa mau a Quadraphonic, omwe amadziwikanso kuti Quad. Phokoso la Multichannel limadziwikanso ngati liwu la 5.1, 6.1 kapena 7.1.
5.1, 6.1 ndi 7.1 Channel Sound
- Phokoso lachisanu ndi zisanu ndi zisanu ndi zisanu ndi zisanu ndi zisanu ndi zisanu ndi zisanu ndi zisanu ndi zisanu ndi zisanu ndi zisanu ndi zitatu zoyendetsera mafilimu ndi nyimbo zomwe zili ndi njira zazikulu zisanu ndi zisanu ndi ziwiri (wotchedwa point-one channel) zomwe zimagwiritsidwa ntchito pazithunzi zapadera komanso nyimbo. Ndondomeko ya ma channel 5.1 imakhala ndi oyankhula awiri omwe ali ndi stereo, wokamba nkhani pagulu pakati pa olankhula stereo ndi okamba awiri ozungulira omwe ali kumbuyo kwa omvera. Phokoso lachitsulo 5.1 likupezeka pa ma DVD ndi ma CD ndi ma CD ena.
- Phokoso lachitsulo 6.1 ndikumveka kwa voliyumu ya voliyumu ya 5.1 ndi kachipangizo kowonjezereka kamene kali pakati pa oyankhula awiri omwe akuzungulira mozungulira kumvetsera. Phokoso lachitsulo 6.1 limapanga chithunzithunzi chozungulira chozungulira.
- Phokoso la chithunzi 7.1 ndikumveketsa kwina kulira kwachisanu ndi zisanu ndi zisanu ndi ziwiri zowonjezera zowonekera pambali za malo okhala. Phokoso la chithunzi 7.1 limagwiritsidwa ntchito popanga mauthenga akuluakulu komanso molondola.