Qhov txawv ntawm pob ntseg thiab hais lus
Lub handset yog ib qho khoom siv siv los ntawm cov cuab yeej sib txuas lus xws li xov tooj, walkie-talkies, thiab xov tooj ntawm tes kom xa suab. Nws yog hom hais lus, tab sis feem ntau nws tsis yog hu ua tus hais lus. Feem ntau, lo lus no yog siv los piav txog cov khoom siv hluav taws xob uas xa suab. Xws li: xov tooj ntawm tes, walkie-talkies, thiab lwm yam.
Loudspeaker yog ib hom khoom siv transducer uas hloov hluav taws xob teeb liab mus rau hauv acoustic teeb liab. Kev ua tau zoo ntawm lub suab nrov muaj qhov cuam tshuam zoo rau lub suab zoo. Tus neeg hais lus yog qhov tsis muaj zog tshaj plaws hauv cov khoom siv suab, thiab nws yog qhov tseem ceeb tshaj plaws rau cov teebmeem suab. Muaj ntau hom kev hais lus, thiab cov nqi sib txawv heev. Suab hluav taws xob lub zog ua rau lub khob hliav qab lossis diaphragm vibrate thiab resonate (resonate) nrog cov huab cua nyob ib puag ncig los tsim suab los ntawm electromagnetic, piezoelectric los yog electrostatic los.
