HUMOOD, K. DESIGN ANALOG RC-ACTIVE 2ND-ORDER AUDIO LOW PASS FILTER (LPF). Diyala Journal of Engineering Sciences , [S. l.], p. 485–498, 2010. Disponível em: https://mail.djes.info/index.php/djes/article/view/655. Acesso em: 22 nov. 2024.