Imiterere isanzwe ya intercom y'inzira eshanu; Ibice bibiri by'ingenzi (icyumba cy'ishuri n'icyumba cya mudasobwa), icyuma kimwe cy'inyongera cyubatswemo (agasanduku k'igenzura)
Imashini 2 zo hanze zifasha (igisenge cy'imodoka n'aho inyura), inzogera 1, itara 1 ry'ubutabazi,
Itanga ry'amashanyarazi ryihutirwa 1
Imiterere isanzwe ya intercom y'inzira eshatu: ububiko bubiri (icyumba cy'akazi n'icyumba cya mudasobwa), imashini imwe y'inyongera yubatswemo (agasanduku k'igenzura)
Inzogera 1 yo kumenyesha, itara 1 ry'ubutabazi, amashanyarazi 1 yo mu gihe cy'ubutabazi
Imiterere y'ubuntu: ishobora gushyirwaho ku buntu hakurikijwe ibyo abakiriya bakeneye
Iyo itara ry'ubutabazi ridashobora kwaka
1. Kureba niba itara ry'izuba rihari?
2Ese polarity iri inyuma?
Kohereza ibicuruzwa mu mahanga ntibishobora kumara igihe kinini