

FIR2 
590 KB 
The angles and radii of a zero
pair change. 
FIR3 
616 KB 
The angles and radii of a pair
of zeros (out of three) are changed. 
FIR10_1 
627 KB 
One zero out of ten moves along
the real line. 
FIR10_R 
649 KB 
The radius of one zero pair decreases
in a tenzero system. 


IIR1_A 
432 KB 
A pole moves along the real line. 
IIR1_ZA 
528 KB 
A zero and a pole successively
move along the real line. 
IIR2_R 
559 KB 
The radius of a pole pair increases. 
IIR2_TH 
496 KB 
The angles of a pole pair change. 
IIR2_Z 
491 KB 
One zero of a two zero / twopole
system moves along the real line. 
IIR4_R 
627 KB 
The radius of a pole pair in a
fourpole system increases. 
IIR4_TH 
633 KB 
The angles of a pole pair in a
fourpole system change. 