Ibiranga Imifasha y'Ukwumviriza

Ivyo gufasha umuntu kwumva na vyo nyene vyitwa umubiri- ibikoresho vyo kwumva canke vyo mu mufuko. Ni amasandugu y’inzira y’umurongo angana n’iradiyo ntoyi, afise imikoro, amapome n’amabateri ashirwa imbere. Urutsinga rurerure rurahuza amatelefone n’ibipfukisho vy’ugutwi canke ibikoresho bidasanzwe vyo gutwi. Ubusanzwe, zishirwa mu mifuko y’impuzu canke mu bipfuko bidasanzwe. Ubwo bwoko bw’ibikoresho vyo kwumva ni bwinshi kandi burabereye abageze mu zabukuru n’abantu bafise imigwi y’urutoke idakwiriye. Urugendo ruri hagati y’imikoro (microphone) n’ivyo kwakira (amatelefone) y’igikoresho co kwumva ni kure, kandi ntivyoroshe gutanga inyishu z’amajwi, rero igipimo c’isohoka ry’agaciro ni ritoyi, ububasha bushobora gukorwa bunini cane, kandi amaboko menshi yo guhindura n’amaboko. Ntibizimvye kandi biroroshe kugumana. Ikoresha No{8}} canke No. 7 canke amabateri ashobora gusubirwamwo na yo nyene arashobora gukoreshwa. Umubiri - ibikoresho vyo kwumva na vyo nyene birashobora gukorwa mu bikoresho vyo kwumva bibiri. Kubera ko ubwo bwoko bw’igikoresho co kwumva ari bwinshi, ntibuhishwa neza. Ivyo bikoresho vyo kwumva bikoresha ibihimba bisanzwe vy’umubiri, bifise urusaku rwinshi rw’inyuma. Ikindi, ugushikana hagati y’igikoresho co kwumva ubwaco n’urutsinga n’impuzu bituma ijwi rigoramye bitagoranye be n’uburyo bw’ijwi bugabanuka. Muri ico gihe nyene, umugozi wo mu matwi urahomba bitagoranye, kandi ntaco bimaze ko abana bambara.