EchoRoom
Dual Mic · TDOA Fixed · Phase 1
v4.1
Pairs
0
Matched
—
|Δt|≈0
0
|Δt|>0
0
Microphone Selection
↓ BOT
— tap Scan Mics —
↑ TOP
— tap Scan Mics —
⟳ Scan Mics
⚡ Calibrate
Calibration — Direct Path Timing
NOT CALIBRATED
Bot mic → dist
—
Top mic → dist
—
Δt direct (μs)
—
Temperature
°C
Mic Sep.
mm
v sound
344.7
m/s
▶ START SCAN
1. Scan Mics → 2. Calibrate → 3. Enter temp → 4. Start
↓ BOT
pause
↑ TOP
pause
⚙ calc
RIR — last pair
bot:
—
peaks · top:
—
peaks
↓ Bottom Mic
↑ Top Mic
TDOA — last pair (absolute timing)
0 matched
dist (m)
Δt abs (μs)
|Δt|×c (mm)
axis
amp ↓/↑
Calibrate then Start
|Δt|≈0 pairs → Z & Y
|Δt|>0 pairs → X
X
—
metres
∥ mic axis
—
Y
—
metres
⊥ mic axis
—
Z
—
metres
floor + ceiling
—
RT₆₀
— s
Reverberation time
TDOA key
Δt=0
→ ceiling/floor
Z
Δt=0
→ ⊥ walls
Y
|Δt|≈462μs
→ ∥ walls
X
thresh:
100 μs
· sep:
158mm
Pair Log
#
↓peaks
↑peaks
matched
|Δt|≈0
|Δt|>0
No pairs yet
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