Nrog kev tshwm sim ntawm digital TV, digital TV yog tam sim no siv nyob rau hauv ntau lub tsev loj. Nyob rau hauv qhov muaj pes tsawg leeg ntawm cov cuab yeej no, lub modulator plays lub luag haujlwm tseem ceeb heev. Ntawm ntau cov khoom siv modulator, leej twg muaj qee yam khoom.
Lub TV digital PBI modulator feem ntau yog tsim los ntawm ntau yam xws li kev sib xyaw ua ke, lub tshuab satellite, lub tshuab demodulator, thiab PBI pem hauv ntej-kawg amplifier tov khoom. Lub 4U tus qauv khib ntawm lub TV digital modulator tuaj yeem ntsia tau rau ntawm 19-inch txee lossis tuaj yeem ua phab ntsa-mounted rau kev yooj yim. Digital TV modulators tau siv dav hauv ntau qhov chaw lom ze xws li cable TV, tsev nyob kaw-circuit TV, tsev so, tsev kho mob, tsev kawm ntawv, chaw tsim khoom, kev qhia suab, kev tshaj tawm xov xwm tshaj tawm, thiab chaw da dej.
