... hạn12341112121,01,28720,50891,01970,87000,870000,414200,25990,18920,18921,01,01, 961 1, 262 1,4801,4800,50,50,50,5Bessel 12341112121,01, 361 70,7 560 0,99 96 1,33970,774300 ,61 8000,47720,48890,38901,01,01,3231,4140,9781,7970,580 ,69 0,520,81Butterworth ... 1dB12341112121,01,30222,21 56 0,54422,59040,303901,551501,20574,13011, 169 71,01,00,4511,3530,5401,4170,982,020,783, 56 ChebyshevSuy giảm 3dB12341112121,01, 065 03,34 96 0,35592,18530,1 964 01,930501,19235,53391,20091,01,00,2991,3 96 0,5571,4101,33,071,085,58 ... 12341112121,01,41421,01,01,84780, 765 401,001,01,01,01,01,01,01,2720,7191,3900,711,00,541,31Suy giảm 1dB12341112121,01,30222,21 56 0,54422,59040,303901,551501,20574,13011, 169 71,01,00,4511,3530,5401,4170,982,020,783, 56 ChebyshevSuy...