firls (42, [0, 0.3, 0.4, 1], [0, 0.3, 0, 0]*pi, 'd') [-0.002501893069613459,0.001621709433207386,0.004608483194007751,0.001079263379933249,-0.006097531618534102,-0.007282147564671937,0.002024932544357316,0.01252472260338933,0.009404879378897668,-0.00843552880992604,-0.0216785262740401,-0.009998524987835822,0.02032132931117347,0.03513073870834166,0.007738646827701423,-0.0432183954555847,-0.06011309367808915,-0.001715031879690354,0.1045536699430689,0.1730286502127409,0.1333925540521204,0,-0.1333925540521204,-0.1730286502127409,-0.1045536699430689,0.001715031879690354,0.06011309367808915,0.0432183954555847,-0.007738646827701423,-0.03513073870834166,-0.02032132931117347,0.009998524987835822,0.0216785262740401,0.00843552880992604,-0.009404879378897668,-0.01252472260338933,-0.002024932544357316,0.007282147564671937,0.006097531618534102,-0.001079263379933249,-0.004608483194007751,-0.001621709433207386,0.002501893069613459] firls (43, [0, 0.3, 0.4, 1], [0, 0.3, 0, 0]*pi, [30, 1], 'd') [0.002148269651989665,-0.005783018632328663,7.206403583452925*10^-4,0.007077165305133803,0.002574923664650619,-0.007846201184182888,-0.009313564212270364,0.003326604621584295,0.01553745076083146,0.008849132835543116,-0.01344560729633582,-0.02427439096455686,-0.003831568923359896,0.03007400791953341,0.03420543755443362,-0.009435525819419865,-0.06013956007441124,-0.0498638670204592,0.04249908395625823,0.1524892571319896,0.1786901833716392,0.07941773832637544,-0.07941773832637544,-0.1786901833716392,-0.1524892571319896,-0.04249908395625823,0.0498638670204592,0.06013956007441124,0.009435525819419865,-0.03420543755443362,-0.03007400791953341,0.003831568923359896,0.02427439096455686,0.01344560729633582,-0.008849132835543116,-0.01553745076083146,-0.003326604621584295,0.009313564212270364,0.007846201184182888,-0.002574923664650619,-0.007077165305133803,-7.206403583452925*10^-4,0.005783018632328663,-0.002148269651989665]