Sennheiser Understanding Frequency Response and Polar Diagrams for Microphones

Polar diagrams and frequency response curves

Cardioid polar diagram

Cardioid frequency response curve

dBV
-30
-40
-50
-60
-70
-80	1001 0 0			11k.0 0 0			110k0 .0 0 0
50		200	500		2k	5k		20k
				H z
	Low Cut		PAD
16