Lub teeb fluorescent ua haujlwm li cas
Thaum pib ntawm lub teeb, "A thiab B" txuas nrog "C thiab D" los ntawm lub teeb ci, thiab cov filaments yog energized nyob rau hauv series rau preheat. Tom qab ntawd, lub teeb ci hluav taws xob raug txiav tawm vim yog lub zog hluav taws xob thiab hluav taws xob, kom cov hluav taws xob sib nqus ua kom muaj hluav taws xob siab, uas ua rau cov roj "Panning" nyob rau hauv lub teeb raj, thiab lub teeb ci.
Thaum kawg, lub inductive ballast khaws ib qho tam sim no ntawm A thiab D, thiab lub teeb emits stably.
