Pole-Zero Diagram
Magnitude Response
Phase Response
Impulse Response
System Properties
STABLE
FIR Filter
Transfer Function
H(z) = 1
H(z) = 1
Poles ×
Zeros ○
Filter Characteristics
• Type: Low-pass
• Order: 0
• Group Delay: 0 samples
• Order: 0
• Group Delay: 0 samples
Tips
• Click on the z-plane to add poles
• Shift+click to add zeros
• Drag poles/zeros to move them
• Complex values auto-create conjugates
• Poles outside unit circle = unstable
• Shift+click to add zeros
• Drag poles/zeros to move them
• Complex values auto-create conjugates
• Poles outside unit circle = unstable