Audiobahn AW1571T

15" · 4 Ω · 500 W · 89.2 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	4 Ω
Fs	28.2 Hz
Qts	0.49
Qes	0.548
Qms	4.65
Vas	133.088 L
Sd	780 cm²
Xmax	11 mm
Re	3.2 Ω
Bl	13.65 T·m
Mms	180 g
Pe	500 W
Sensitivity	89.2 dB

Alignment hint

EBP	51 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 122.9 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
18 Sound 15NTLS3500	28 -0.2	0.42 -0.07	141 +7.91	15.3 +4.3	89 -0.2	close	8 Ω vs 4 Ω: amp load changes	+
Hertz Audio HX 380	30 +1.8	0.55 +0.06	123.2 -9.89	14 +3	89.1 -0.1	close		+
JBL W15GTI	25.2 -3	0.476 -0.01	132.2 -0.89	10.2 -0.8	92.5 +3.3	close	Xmax 10.2 mm < 11 mm: lower excursion-limited SPL	+
JBL W15GTI MK2	25.2 -3	0.476 -0.01	132.2 -0.89	10.2 -0.8	92.5 +3.3	close	Xmax 10.2 mm < 11 mm: lower excursion-limited SPL	+
TC Sounds LMS R15	23.6 -4.6	0.446 -0.04	123 -10.09	12.1 +1.1	90.2 +1	close		+
Dayton Audio TIT400C	24.2 -4	0.483 -0.01	154.3 +21.21	13.3 +2.3	91.5 +2.3	usable		+
Stereo Integrity RM-15 15	29 +0.8	0.498 +0.01	89.7 -43.39	9.7 -1.3	89.2 =	usable	8 Ω vs 4 Ω: amp load changes · Xmax 9.7 mm < 11 mm: lower excursion-limited SPL	+
JBL P1520	25.4 -2.8	0.502 +0.01	118.9 -14.19	8.1 -2.9	90.8 +1.6	usable	Xmax 8.1 mm < 11 mm: lower excursion-limited SPL	+
JBL P1520e	25.4 -2.8	0.502 +0.01	118.9 -14.19	8.1 -2.9	90.8 +1.6	usable	Xmax 8.1 mm < 11 mm: lower excursion-limited SPL	+
Ground Zero GZHW 38X	22.6 -5.6	0.43 -0.06	147 +13.91	12.5 +1.5	90.3 +1.1	usable	8 Ω vs 4 Ω: amp load changes	+

Compare the closest 3 against the AW1571T →

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.