Outside of Calibre 50 Munoz has worked with and composed music for acts ranging from Banda Carnaval, Julion Alvarez y Su Norteno, Rio Roma, Conjunto Atardecer, La Estructura, Los Canarios de Michoacan, and Alerta Zero (an incomplete list riddled with several exemptions). Calibre 50 are a quartet consisting of members Martin Lopez (tuba), Eden Munoz (vocals, accordion), Armando Ramos (guitar, vocals) and Augusto (drums).
