Cyrille Audio BM38ND76P

15" · 8 Ω · 150 W · 100.9 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	33 Hz
Qts	0.236
Qes	0.25
Qms	4.26
Vas	372 L
Sd	908 cm²
Xmax	1.8 mm
Re	5.5 Ω
Bl	18.2 T·m
Mms	72.3 g
Pe	150 W
Sensitivity	100.9 dB

Alignment hint

EBP	132 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 46.6 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

Driver	Fs (Hz)	Qts	Vas (L)	Xmax (mm)	Sens (dB)	Fit	Notes	Compare
Cyrille Audio BM38ND76P-2	33 =	0.236 =	372 =	1.9 +0.1	100.9 =	close		+
Focal AUDIOM 15	32.5 -0.5	0.236 =	379.7 +7.7	6 +4.2	100.4 -0.5	close		+
Beyma 15 GI-100	33 =	0.243 +0.01	430 +58	4 +2.2	101 +0.1	close		+
Altec 421-8H	31.5 -1.5	0.245 +0.01	362.5 -9.5	1.3 -0.5	99.8 -1.1	close	Xmax 1.3 mm < 1.8 mm: lower excursion-limited SPL	+
Altec 918-8A	32.6 -0.4	0.209 -0.03	372.7 +0.7	1.3 -0.5	101.4 +0.5	close	35 W vs 150 W: lower power handling · Xmax 1.3 mm < 1.8 mm: lower excursion-limited SPL	+
Iconic Speakers 165-16G	37 +4	0.22 -0.02	357.9 -14.1	3.1 +1.3	99.4 -1.5	close	16 Ω vs 8 Ω: amp load changes · 75 W vs 150 W: lower power handling	+
Supravox 400 GMF PRO	32 -1	0.263 +0.03	370 -2	4.8 +3	99.4 -1.5	close		+
Eminence KAPPA 15 C	31 -2	0.244 +0.01	329.9 -42.1	5.5 +3.7	101.3 +0.4	close	4 Ω vs 8 Ω: amp load changes	+
Iconic Speakers 165-8G	37 +4	0.265 +0.03	363.7 -8.3	3.5 +1.7	101.3 +0.4	close	75 W vs 150 W: lower power handling	+
DAS Audio MI-30	34.3 +1.3	0.203 -0.03	360 -12	4.3 +2.5	101.2 +0.3	close		+

Compare the closest 3 against the BM38ND76P →

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.