AE Speakers TD15X 8 Ohms

15" · 8 Ω · 250 W · 96.3 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	23.2 Hz
Qts	0.287
Qes	0.31
Qms	3.82
Vas	467 L
Sd	855 cm²
Xmax	7 mm
Re	5.6 Ω
Bl	16.5 T·m
Mms	103.3 g
Pe	250 W
Sensitivity	96.3 dB

Alignment hint

EBP	75 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 92.1 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
Altec 927-8A	22.9 -0.3	0.278 -0.01	496.1 +29.1	8.3 +1.3	95.1 -1.2	close		+
Monacor SPH-390TC 8 Ohms	22 -1.2	0.272 -0.01	531 +64	7 =	96.1 -0.2	close	150 W vs 250 W: lower power handling	+
Audiotechnology 15F1022510KAP	22 -1.2	0.288 =	410 -57	8.5 +1.5	94.9 -1.4	close		+
AE Speakers TD15H-4	21 -2.2	0.254 -0.03	467 =	7 =	97.6 +1.3	close	4 Ω vs 8 Ω: amp load changes	+
AE Speakers TD15H	21 -2.2	0.254 -0.03	467 =	7 =	94.9 -1.4	close		+
AE Speakers TD15H-8	21 -2.2	0.254 -0.03	467 =	7 =	94.9 -1.4	close		+
Supravox 400-2000	23 -0.2	0.272 -0.01	450 -17	5 -2	95.8 -0.5	close	120 W vs 250 W: lower power handling · Xmax 5 mm < 7 mm: lower excursion-limited SPL	+
Audiotechnology FLEXUNIT 15 F 102 25 10 KAP	22 -1.2	0.29 =	410 -57	8.6 +1.6	93.5 -2.8	close		+
Focal 15VX	24 +0.8	0.286 =	380 -87	6 -1	95.3 -1	close	Xmax 6 mm < 7 mm: lower excursion-limited SPL	+
Davis 39GCA15	23.6 +0.4	0.33 +0.04	402 -65	7.5 +0.5	95.6 -0.7	close		+

Compare the closest 3 against the TD15X 8 Ohms →

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.