Beyma 15B100R

15" · 8 Ω · 150 W · 94.9 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	20 Hz
Qts	0.14
Qes	0.32
Qms	0.25
Vas	590 L
Sd	851 cm²
Xmax	3 mm
Re	6 Ω
Bl	16 T·m
Mms	109 g
Pe	150 W
Sensitivity	94.9 dB

Alignment hint

EBP	63 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 24.1 L

EBP 50-100: works in either a sealed or ported 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
Electro-Voice DL 15W	21 +1	0.164 +0.02	575 -15	5.6 +2.6	98.2 +3.3	usable		+
Audax PR38SM250	19.5 -0.5	0.177 +0.04	660 +70	4 +1	97.7 +2.8	usable		+
JBL 1501AL-1	19 -1	0.191 +0.05	630 +40	6.4 +3.4	94.6 -0.3	usable	16 Ω vs 8 Ω: amp load changes	+
Fertin Acoustics 38EX-2	25 +5	0.135 -0.01	595 +5	3 =	102.2 +7.3	usable	80 W vs 150 W: lower power handling	+
Altec 515B	24.7 +4.7	0.166 +0.03	557.8 -32.2	4.2 +1.2	97.2 +2.3	usable	16 Ω vs 8 Ω: amp load changes · 75 W vs 150 W: lower power handling	+
Altec 515C	24.7 +4.7	0.166 +0.03	557.8 -32.2	4.2 +1.2	97.2 +2.3	usable	16 Ω vs 8 Ω: amp load changes · 75 W vs 150 W: lower power handling	+
Fluxmag 1504-DF	21.6 +1.6	0.132 -0.01	393.2 -196.8	4 +1	98.9 +4	usable		+
Altec 515E	22.9 +2.9	0.185 +0.04	665.5 +75.5	4.6 +1.6	96.5 +1.6	usable	16 Ω vs 8 Ω: amp load changes · 75 W vs 150 W: lower power handling	+
Tannoy K3838	22 +2	0.176 +0.04	481.4 -108.6	4 +1	97.9 +3	usable		+
EMS B15EX-12.5V	22 +2	0.146 +0.01	791 +201	5.4 +2.4	100.4 +5.5	usable	100 W vs 150 W: lower power handling	+

Compare the closest 3 against the 15B100R →

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.