Auditor 250 P

10" · 4 Ω · 250 W · 90.3 dB · datasheet ↗

Thiele-Small parameters

Nominal size	10"
Impedance	4 Ω
Fs	38.7 Hz
Qts	0.454
Qes	0.5
Qms	4.98
Vas	24.8 L
Sd	301.7 cm²
Xmax	5 mm
Re	3.4 Ω
Bl	12 T·m
Mms	86.8 g
Pe	250 W
Sensitivity	90.3 dB

Alignment hint

EBP	77 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 17.4 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
hertz Hertz Audio HX250	37 -1.7	0.444 -0.01	24 -0.8	5.3 +0.3	90.3 =	close		+
Focal 27 V1	39 +0.3	0.445 -0.01	21.4 -3.4	4.9 -0.1	90.4 +0.1	close	Xmax 4.9 mm < 5 mm: lower excursion-limited SPL	+
Focal 11V 5552	40.5 +1.8	0.497 +0.04	24.1 -0.7	4.6 -0.4	90.8 +0.5	close	175 W vs 250 W: lower power handling · Xmax 4.6 mm < 5 mm: lower excursion-limited SPL	+
Gladen SQX10	38.8 +0.1	0.387 -0.07	24.5 -0.3	5 =	91.3 +1	close		+
Peerless GBS-250F38CP01-04	37.7 -1	0.451 =	23.9 -0.9	3.7 -1.3	89.8 -0.5	close	100 W vs 250 W: lower power handling · Xmax 3.7 mm < 5 mm: lower excursion-limited SPL	+
Focal ACCESS 27A	41.3 +2.6	0.48 +0.03	21.2 -3.6	5 =	90.8 +0.5	close		+
Kicker COMPVX 10	35.4 -3.3	0.403 -0.05	23 -1.8	5.2 +0.2	89.6 -0.7	close		+
Oxygen AIR2 250	36.4 -2.3	0.502 +0.05	22.4 -2.4	5.8 +0.8	88.3 -2	close		+
Focal 11W 7670	44.6 +5.9	0.45 =	22.9 -1.9	4.2 -0.8	92.1 +1.8	close	175 W vs 250 W: lower power handling · Xmax 4.2 mm < 5 mm: lower excursion-limited SPL	+
Dayton Audio DCS255-4	37.7 -1	0.468 +0.01	32.1 +7.3	4.2 -0.8	91 +0.7	close	Xmax 4.2 mm < 5 mm: lower excursion-limited SPL	+

Compare the closest 3 against the 250 P →

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.