Polar Pattern Visualizer
Visualize microphone pickup patterns, rejection angles, and null points
Cardioid: Rejection at 180°, null points at 120-130°. Good for isolating sources and reducing room noise.
3:1 Rule Calculator
Prevent phase cancellation between microphones
Proximity Effect Calculator
Bass boost vs distance for cardioid microphones
Inverse Square Law
SPL at microphone vs distance from source
Self-Noise / SNR Calculator
Compare microphone noise floors and calculate signal-to-noise ratio
Sensitivity Converter
Convert between mV/Pa, dBV, and dBu
Max SPL Calculator
Maximum SPL before clipping (with optional pad)
Preamp Gain Calculator
Required gain for target recording level
Stereo Mic Techniques
Visualize stereo recording configurations
X/Y (90°): Two cardioid mics at 90° angle, coincident positioning. Good mono compatibility, natural stereo image.
M/S Decoder Calculator
Convert Mid/Side signals to Left/Right
Common Microphone Database
Specifications and suggested applications for popular microphones