Tien-cvithea
Tiexncvithea (電晶體 transistor) / tiexnzengthea si cidciorng korthea poarntøxthea goankvia, exsae horngtoa, khaikoafn, wnteng tiexn'ab, tiaupiefn sirnho, ykib cidkoar kithvaf kongleeng. Tiexncvithea u svaee toantiarm, exsae lixiong tiexn'ab khorngzex laau`zhutkhix ee tiexnliuu.
Tiexncvithea si hiexntai tiexnzuo sietpi siofng tioxng'iaux ee poxhun, ty tiexnzuo hexthorng tangtiofng maxsi bøsofputzai. Tiexncvithea ty 1950 nitai ee giefnkiux kaypiexn`liaw tiexnzwhak, ia chiokcixn tiexnzuo safngiap ee hoattiern.
Hiexnzai ee tiexncvithea zwiaux uxhunzøx siangkegsexng ciapbin tiexncvithea (bipolar junction transistor, BJT) kaq tviuhau tiexncvithea (field-effect transistor, FET) nngxciorng.