Pesawat penerima parabola (reciver),televisi,tape recorder, ìradio tape, radi, tape CD,radio tape compo, pita tape recorder, ìtelepon, telepon tanpa kabel, wirelss, handphone, DVD player, ìamplifier, loudspeaker, mikrophone, compact disk player, MP3, ìVCD, CD player, decorder piringan VCD, piringan DVD, piringan ìMP3, piringan CD, antenna, piringan hitam, booster parabola, ìaccu, baterai, tranformator, travo, stavol, ballast, step up, ìstep down, komputer, mesin hitung, voltmeter, stop kontak, ìstabilizer, travo