AE Speakers TD15S

15" · 8 Ω · 250 W · 95.1 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	22.8 Hz
Qts	0.371
Qes	0.41
Qms	3.87
Vas	467 L
Sd	855 cm²
Xmax	7 mm
Re	5.3 Ω
Bl	14.1 T·m
Mms	106.9 g
Pe	250 W
Sensitivity	95.1 dB

Alignment hint

EBP	56 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 177.4 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
AE Speakers TD15S-4 Ohms	22.8 =	0.371 =	467 =	7 =	96.9 +1.8	close	4 Ω vs 8 Ω: amp load changes	+
AE Speakers TD15S-4ohm	22.8 =	0.371 =	467 =	7 =	96.9 +1.8	close	4 Ω vs 8 Ω: amp load changes	+
Davis 39GCA15	23.6 +0.8	0.33 -0.04	402 -65	7.5 +0.5	95.6 +0.5	close		+
AE Speakers TD15X 8 Ohms	23.2 +0.4	0.287 -0.08	467 =	7 =	96.3 +1.2	close		+
Altec 927-8A	22.9 +0.1	0.278 -0.09	496.1 +29.1	8.3 +1.3	95.1 =	usable		+
SB Acoustics SB42FHC75-6	22.5 -0.3	0.372 =	318 -149	10.1 +3.1	94 -1.1	usable		+
Monacor SP-380P v2000	20 -2.8	0.337 -0.03	450 -17	9.4 +2.4	92.5 -2.6	usable		+
Altec 3154	25 +2.2	0.322 -0.05	393.6 -73.4	6.4 -0.6	95 -0.1	usable	Xmax 6.4 mm < 7 mm: lower excursion-limited SPL	+
Great Plains Audio 3154 GPA	25 +2.2	0.322 -0.05	393.6 -73.4	6.4 -0.6	95 -0.1	usable	Xmax 6.4 mm < 7 mm: lower excursion-limited SPL	+
Crites Speakers CW1526 V2017	26.3 +3.5	0.346 -0.03	437.2 -29.8	7.2 +0.2	99.1 +4	usable	4 Ω vs 8 Ω: amp load changes · 150 W vs 250 W: lower power handling	+

Compare the closest 3 against the TD15S →

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.