Ndipotu, mfundo ya amplifier ya chizindikiro cha foni yam'manja ndi yophweka kwambiri, ndiko kuti, imapangidwa ndi magawo atatu, ndiye zigawo zitatu zomwe zimapangidwira, zotsatirazi kufotokoza. Choyamba, mfundo yogwirira ntchito ya foni yam'manja yowonjezera chizindikiro: Imakhala ndi magawo atatu: mlongoti wakunja ...
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