Eyring

Eyring measures how your room responds to sound. It plays nothing itself: you play its test sweep through your own speakers, Eyring records it with a calibrated measurement microphone, and recovers the room's impulse response. Everything else follows from that. MEASURE • Export a precise logarithmic sweep, at 48 kHz or 44.1 kHz, and play it on whatever drives your speakers • Record it where you listen; the unknown delay between record and play does not matter • Reverberation time as Tmid, T20 and T30, following ISO 3382 • Every octave band from 63 Hz to 8 kHz, so you see where the room rings, not just how much • The decay curve itself, so you can see what was fitted • Save the takes worth keeping, named after where the mic stood, and open them again later HONEST ABOUT NOISE Every room has a noise floor. Eyring measures it, cuts the decay where it meets it, and leaves out any figure the…