Malinga ndi mawonekedwe a gwero losokoneza, kuchuluka kwa ma frequency, ma voliyumu ndi impedance ndi magawo ena ndi zolemetsa zomwe zimafunikira, kusankha koyenera kwa zosefera, nthawi zambiri zimaganizira: Chimodzi, chimafunika kuti ma elekitiroma...
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