Ubwa mbere, ibikoresho byo kubika coil bigira itandukaniro, moteri ntoya ya voltage, coil ikoresha cyane cyane insinga zometseho cyangwa izindi insulasi zoroshye, nkimpapuro zikomatanya, moteri nini ya moteri isanzwe ikoresha imiterere yimiterere myinshi, nka pake ya mika kaseti, imiterere ni birenze, hejuru ...
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