Armandinho is a Brazilian composer and singer. He is son of Osmar Macêdo, from the world's first trio elétrico, the Trio Elétrico de Dodô e Osmar. In his early career, he played in his bands Trio Elétrico Mirim in 1962 and Hell's Angels in 1967. In 1970, he formed A Cor do Som with bassist/vocalist Dadi, keyboardist/vocalist Mú Carvalho, percussionist/vocalist Ary Dias and drummer Gustavo Schroeter. They performed in Montreux Jazz Festival had some hits with "Beleza pura", "Abri a porta", "Zanzibar", etc. Lately, Armandinho has been recording and performing with musicians such as Raphael Rabello, Paulo Moura, Época de Ouro, Moraes Moreira, Pepeu Gomes, Caetano Veloso, Trio Elétrico de Armandinho, Dodô e Osmar, etc.