Cyrille Audio BM38F76P-HR

15" · 8 Ω · 300 W · 100.7 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	43.1 Hz
Qts	0.291
Qes	0.309
Qms	4.969
Vas	188.3 L
Sd	907.9 cm²
Xmax	4.6 mm
Re	5.23 Ω
Bl	19.6 T·m
Mms	83.8 g
Pe	300 W
Sensitivity	100.7 dB

Alignment hint

EBP	139 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 38.4 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

Driver	Fs (Hz)	Qts	Vas (L)	Xmax (mm)	Sens (dB)	Fit	Notes	Compare
Beyma 15M300v2 vp	45 +1.9	0.297 +0.01	185 -3.3	4.9 +0.3	100.4 -0.3	close		+
PHL Audio 5380	44 +0.9	0.278 -0.01	180 -8.3	4.4 -0.2	100.5 -0.2	close	Xmax 4.4 mm < 4.6 mm: lower excursion-limited SPL	+
Hiwell 15NDF100C1	45 +1.9	0.285 -0.01	188 -0.3	6 +1.4	101.6 +0.9	close		+
Electro-Voice DL15ST	42 -1.1	0.281 -0.01	195 +6.7	4.1 -0.5	100.1 -0.6	close	Xmax 4.1 mm < 4.6 mm: lower excursion-limited SPL	+
Electro-Voice DL15X v2	42 -1.1	0.281 -0.01	195 +6.7	4.1 -0.5	100.1 -0.6	close	Xmax 4.1 mm < 4.6 mm: lower excursion-limited SPL	+
Audax PR38LXT250	43.5 +0.4	0.273 -0.02	193 +4.7	4 -0.6	100.8 +0.1	close	Xmax 4 mm < 4.6 mm: lower excursion-limited SPL	+
DAS Audio 15HM	43 -0.1	0.279 -0.01	178 -10.3	4 -0.6	100.4 -0.3	close	Xmax 4 mm < 4.6 mm: lower excursion-limited SPL	+
PHL Audio 5381M	43 -0.1	0.278 -0.01	180 -8.3	4 -0.6	100.2 -0.5	close	Xmax 4 mm < 4.6 mm: lower excursion-limited SPL	+
JBL 2035HPL	43 -0.1	0.335 +0.04	184 -4.3	5.1 +0.5	100.4 -0.3	close		+
18 Sound 15MB700	42 -1.1	0.29 =	202 +13.7	5.5 +0.9	103 +2.3	close		+

Compare the closest 3 against the BM38F76P-HR →

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.