STEREOPHONIC SOUND RECORDING
HYPOCARDIOID MICROPHONES ("Subcardioids") -10db Back Attenuation [Home Page]
Select the Stereophonic Recording Angle (Front Coverage Angle)
This will then show you the details for the corresponding
basic hypocardioid ('root') microphone array.
Select the SRA diagram to see other combinations of
distance and angle for different Stereophonic Recording Angles.

+/- 40° (80°)

+/- 45° (90°)

+/- 50° (100°)

+/- 55° (110°)

+/- 60° (120°)

SRA Diagram