⚠ Single mic detected. TDOA unavailable.
Pair-sum histograms still give X, Y, Z — without axis separation.
For full TDOA: deploy via HTTPS and test on device with 2 mics.
Temperature
°C
Mic Separation
mm
v sound
344.7
m/s
Place phone flat on table · scan mics · enter temperature · press START
↓ BOT sweep
pause
↑ TOP sweep
pause
⚙ process
Room Impulse Response — last pairbot peaks: — · top peaks: —
↓ Bottom Mic
↑ Top Mic
TDOA Matched Peaks — last pair0 pairs
Dist (m)
Δt (μs)
|Δt|×c (mm)
Axis
Amp bot/top
No data yet
Z/Y Histogram — Δt≈0 pairs
X Histogram — Δt>0 pairs
X
—
metres
length (mic axis)
—
Y
—
metres
width (⊥ mic axis)
—
Z
—
metres
height (floor+ceiling)
—
RT₆₀ Reverberation
— s
Averaged across pairs
Method
800–4000 Hz · 500ms chirp Δt = 0 → Z (floor+ceiling) Δt = 0 → Y (⊥ walls) Δt > 0 → X (∥ mic axis)
TDOA thresh: 100 μs