DidacTronic: A low-cost and portable didactic lab for electronics: Kit for digital and analog electronic circuits. - Bernardo Guerra Pereira Cunha; Selmar Tarcisio Mendes; Priscila Maciel Dutra; Thelma Virgínia Rodrigues; Lorena Morais Nunes; Felipe Mascarenhas Franchini Machado; Carlos Augusto Paiva da Silva Martins (GHTC, 2016)