Abstract:Dengan perkembangan ilmu dan teknologi penggunaan lampu jenis Light Emitting Diode (LED) Pemakaian LED mempunyai keunggulan awet penggunaan, penggunaan daya istrik lebih hemat 60% dibanding Tube Lamp (TL), cahaya yang dihasilkan mendekaati sempurna dan tidak menimbulkan panas. Prinsip kerjanya yaitu input tegangan semula yang berupa tegangan AC diubah oleh rangkaian rectifier sehingga output nya menjadi tegangan DC.. Tujuan penelitian peralatan sign jenis mandatory ini nantinya akan di implementasikan di runw… Show more
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