Oberton 15MB35

15" · 8 Ω · 700 W · 100 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	47.7 Hz
Qts	0.336
Qes	0.35
Qms	8.38
Vas	115.1 L
Sd	829.6 cm²
Xmax	6.75 mm
Re	5.06 Ω
Bl	20.07 T·m
Mms	92.95 g
Pe	700 W
Sensitivity	100 dB

Alignment hint

EBP	136 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 33.6 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
B&C 15 NDL 88	45 -2.7	0.34 =	126 +10.9	6.6 -0.15	99.1 -0.9	close	Xmax 6.6 mm < 6.75 mm: lower excursion-limited SPL	+
RCF L 15S801	48 +0.3	0.32 -0.02	113 -2.1	6 -0.75	98.9 -1.1	close	Xmax 6 mm < 6.75 mm: lower excursion-limited SPL	+
RCF L 15S801-8	48 +0.3	0.32 -0.02	113 -2.1	6 -0.75	98.9 -1.1	close	Xmax 6 mm < 6.75 mm: lower excursion-limited SPL	+
Beyma 15MC700Nd	49 +1.3	0.31 -0.03	105 -10.1	7 +0.25	100 =	close		+
B&C 15NDL88	45 -2.7	0.34 =	126 +10.9	8 +1.25	99 -1	close		+
18 Sound 15W1301	48 +0.3	0.355 +0.02	123 +7.9	6 -0.75	99.3 -0.7	close	Xmax 6 mm < 6.75 mm: lower excursion-limited SPL	+
Beyma 15G450	45 -2.7	0.32 -0.02	115 -0.1	6.2 -0.55	98.5 -1.5	close	Xmax 6.2 mm < 6.75 mm: lower excursion-limited SPL	+
Beyma 15G450/N	45 -2.7	0.32 -0.02	115 -0.1	6.2 -0.55	98.5 -1.5	close	Xmax 6.2 mm < 6.75 mm: lower excursion-limited SPL	+
Sica 15 PF 3	45 -2.7	0.31 -0.03	117.6 +2.5	8 +1.25	99.1 -0.9	close		+
RCF MB 15X351	46 -1.7	0.315 -0.02	114 -1.1	5.9 -0.85	99 -1	close	Xmax 5.9 mm < 6.75 mm: lower excursion-limited SPL	+

Compare the closest 3 against the 15MB35 →

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.