TABLE 2: FILTER SUMMARY
Filter Type	kLP	kBP	kHP
Low-pass	1	0	0
Bandpass	0	1	0
High-pass	0	0	1
Notch	1	0	1
Low-pass*	1	0	<1
High-pass*	<1	0	1
All-pass	1	­1	1
Pass-through	1	1	1
* = with a notch in the stop-band