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DAS Audio BI-30

15" · 8 Ω · 500 W · 99.8 dB · datasheet ↗

Thiele-Small parameters

Nominal size15"
Impedance8 Ω
Fs28 Hz
Qts0.145
Qes0.163
Qms1.285
Vas283 L
Sd780 cm²
Xmax6.6 mm
Re5 Ω
Bl22.9 T·m
Mms97.4 g
Pe500 W
Sensitivity99.8 dB

Alignment hint

EBP172 · ported
Sealed Vb (Qtc ≈ 0.71)≈ 12.4 L

EBP > 100: favours a ported (bass-reflex) alignment.

Rules of thumb from T/S parameters only. Verify against a real simulation before cutting wood.

Substitute candidates

DriverFs (Hz)QtsVas (L)Xmax (mm)Sens (dB)FitNotesCompare
Cyrille Audio GM38ND100P V2 a32.7 +4.70.136 -0.01257.2 -25.86.5 -0.1102.3 +2.5usableXmax 6.5 mm < 6.6 mm: lower excursion-limited SPL+
JBL E140 vp gilles28.4 +0.40.184 +0.04328.2 +45.26 -0.699.2 -0.6usable300 W vs 500 W: lower power handling · Xmax 6 mm < 6.6 mm: lower excursion-limited SPL+
RCF L 15L60029 +10.166 +0.02230 -536 -0.697.9 -1.9usableXmax 6 mm < 6.6 mm: lower excursion-limited SPL+
Fane COLOSSUS 15B30 +20.156 +0.01267 -164 -2.699.9 +0.1usable300 W vs 500 W: lower power handling · Xmax 4 mm < 6.6 mm: lower excursion-limited SPL+
Beyma 15"P80Fe/N32 +40.18 +0.04305 +227.5 +0.9101 +1.2usable+
Beyma 15P80FE/N32 +40.184 +0.04305 +228.8 +2.2101 +1.2usable+
Beyma 15P80/ND v201533 +50.178 +0.03250 -337.8 +1.2100.9 +1.1usable+
STX W.38.800.4.MC27 -10.219 +0.07272 -118 +1.499.9 +0.1usable4 Ω vs 8 Ω: amp load changes+
Audax PR380M223.8 -4.20.151 +0.01376 +935.5 -1.198.1 -1.7usable350 W vs 500 W: lower power handling · Xmax 5.5 mm < 6.6 mm: lower excursion-limited SPL+
GOTO SG38WNS28.1 +0.10.154 +0.01348.6 +65.64 -2.697.4 -2.4usable16 Ω vs 8 Ω: amp load changes · 200 W vs 500 W: lower power handling · Xmax 4 mm < 6.6 mm: lower excursion-limited SPL+

Compare the closest 3 against the BI-30 →

Ranked on parameter similarity only (Qts, Fs, Vas, Xmax, sensitivity). Same nominal size required. A hint, not a simulation, model the swap before cutting or buying.

Used in enclosures (0)

No enclosure in the catalog uses this driver yet.