Siahaan FJ, Silalahi EM, Widodo B, Purba R. PENGUKURAN TOTAL HARMONIC DISTORTION (THD) TERHADAP LAMPU HEMAT ENERGI (LHE) DAN LIGHT-EMITTING DIODE (LED) . lektrokom [Internet]. 2020Oct.6 [cited 2024Jul.23];3(1):8. Available from: http://ejournal.uki.ac.id/index.php/lektrokom/article/view/3372