Kwiinkqubo zesandi, izigaba zangaphambili nangasemva ziingcamango ezimbini ezibalulekileyo ezidlala indima ebalulekileyo ekukhokeleni ukuhamba kwemiqondiso yesandi. Ukuqonda iindima zezigaba zangaphambili nangasemva kubalulekile ekwakheni iinkqubo zesandi ezikumgangatho ophezulu. Eli nqaku liza kugxila kukubaluleka kunye neendima zezigaba zangaphambili nangasemva kwisandi.
Ingcamango yamanqanaba angaphambi nasemva
Isigaba sangaphambili: Kwiinkqubo zesandi, isiteji sangaphambili sidla ngokubhekisa kwisiphelo sokungenisa isignali yesandi. Sinoxanduva lokufumana imiqondiso yesandi evela kwimithombo eyahlukeneyo (njengezidlali zeCD, izixhobo zeBluetooth, okanye iithelevishini) kwaye siyicubungule ibe yifom efanelekileyo yokucubungula okulandelayo. Umsebenzi wesigaba sangaphambili ufana nowesikhungo sokucubungula nokulungisa isignali yesandi, esinokulungisa ivolumu, ibhalansi, kunye nezinye iiparameter zesignali yesandi ukuqinisekisa ukuba isignali yesandi ifikelela kwimeko yayo efanelekileyo ekucubungulweni okulandelayo.
Isigaba sasemva: Xa sithelekiswa nesigaba sangaphambili, isigaba sasemva sibhekisa kwisiseko sekhonkco lokucubungula isignali yesandi. Sifumana imiqondiso yesandi esele isetyenzisiwe kwaye siyikhuphe kwizixhobo zesandi ezifana nezithethi okanye ii-headphone. Umsebenzi wesigaba sasemva kukuguqula isignali yesandi esisetyenzisiweyo ibe sisandi, ukuze iqondwe yinkqubo yokuva. Isigaba sokugqibela sidla ngokubandakanya izixhobo ezifana nee-amplifier kunye nezithethi, ezinoxanduva lokuguqula imiqondiso yombane ibe yimiqondiso yesandi kwaye ziyithumele ngezithethi.
--Indima yamaqonga angaphambili nangasemva
Indima yenqanaba elingaphambili:
1. Ukulungiswa kwemiqondiso kunye nokulawulwa kwayo: Icala elingaphambili linoxanduva lokucubungula imiqondiso yesandi, kubandakanya ukulungisa ivolumu, ukulinganisela isandi, kunye nokususa ingxolo. Ngokulungisa iqonga elingaphambili, isignali yesandi inokulungiswa kwaye ilungiswe ukuze ihlangabezane neemfuno zokucubungula okulandelayo kunye nemveliso.
2. Ukukhetha umthombo wesignali: Isiphelo sangaphambili sidla ngokuba neendlela ezininzi zokufaka kwaye sinokuqhagamshela izixhobo zesandi ezivela kwimithombo eyahlukeneyo. Ngokusebenzisa isiphelo sangaphambili, abasebenzisi banokutshintsha ngokulula phakathi kwemithombo eyahlukeneyo yesandi, njengokutshintsha ukusuka kwiCD ukuya kwirediyo okanye isandi seBluetooth.
3. Ukuphucula umgangatho wesandi: Uyilo oluhle lwangaphambili lunokuphucula umgangatho wemiqondiso yesandi, luyenze icace ngakumbi, ibe yeyokwenene, kwaye ibe nomtsalane. Inxalenye yangaphambili inokuphucula umgangatho wemiqondiso yesandi ngokusebenzisa uthotho lweendlela zokucubungula imiqondiso, ngaloo ndlela ibonelele ngamava angcono okuva.
Indima yesigaba esingasemva:
1. Ukwandiswa kwesignali: I-amplifier yamandla kwinqanaba elilandelayo inoxanduva lokwandisa isignali yesandi sokufaka ukuze ifikelele kwinqanaba elaneleyo lokuqhuba isithethi. I-amplifier inokwandisa ngokobukhulu kunye nohlobo lwesignali yokufaka ukuqinisekisa ukuba isandi esiphumayo sinokufikelela kwinqanaba levolumu elilindelekileyo.
2. Isandi esiphumayo: Iqonga elingasemva liguqula isignali yesandi eyandisiweyo ibe sisandi ngokudibanisa izixhobo eziphumayo ezifana nezithethi, kwaye liyikhuphele emoyeni. Isithethi sivelisa ukungcangcazela ngokusekelwe kwisignali yombane efunyenweyo, ngaloo ndlela sivelisa isandi, sivumela abantu ukuba beve umxholo wesandi oqulethwe kwisignali yesandi.
3. Ukusebenza komgangatho wesandi: Uyilo oluhle emva kwesigaba lubalulekile ekusebenzeni komgangatho wesandi. Lunokuqinisekisa ukuba imiqondiso yesandi iyandiswa ngaphandle kokuphazamiseka, ukuphazamiseka, kwaye igcine ukuthembeka kwayo okuphezulu kunye nokuchaneka kwayo ngexesha lokukhupha.
----Isiphelo
Kwiinkqubo zesandi, izigaba zangaphambili nezingasemva zidlala indima ebalulekileyo, kunye zenza indlela yokuhamba kwemiqondiso yesandi ngaphakathi kwenkqubo. Ngokucubungula nokulungisa isiphelo sangaphambili, isignali yesandi inokulungiswa kwaye ilungiswe; Eli nqanaba lokugqibela linoxanduva lokuguqula isignali yesandi ecutshungulweyo ibe sisandi kwaye siyikhuphe. Ukuqonda nokumisela ngokufanelekileyo izigaba zangaphambili nezingasemva kunokuphucula kakhulu ukusebenza kunye nomgangatho wesandi senkqubo yesandi, kubonelela abasebenzisi ngamava angcono esandi.
Ixesha leposi: Epreli-16-2024