iir_bp1khz_bcoeffs.dat

1*0.00027836526474875193     ,
0*0.00027836526474875193     ,
-1*0.00027836526474875193
//1*0.99778102593130547    ,
//-2*0.99778102593130547    ,
//1*0.99778102593130547                0.00027836526474875193