Ciare 15.75 NdW vp

15" · 8 Ω · 400 W · 99.7 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	37.7 Hz
Qts	0.286
Qes	0.29
Qms	18.41
Vas	215 L
Sd	855.3 cm²
Xmax	5 mm
Re	5.36 Ω
Bl	19.3 T·m
Mms	84.9 g
Pe	400 W
Sensitivity	99.7 dB

Alignment hint

EBP	130 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 42.1 L

EBP > 100: favours a ported (bass-reflex) 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
Davis 40XXXL	35.6 -2.1	0.287 =	211.1 -3.9	5.5 +0.5	99.2 -0.5	close	250 W vs 400 W: lower power handling	+
Beyma 15WR400	38 +0.3	0.308 +0.02	214 -1	6 +1	99.7 =	close		+
Fane 15-400	37 -0.7	0.305 +0.02	210 -5	5 =	99.1 -0.6	close		+
Fane SOVEREIGN 15-400	37 -0.7	0.305 +0.02	210 -5	5 =	99.1 -0.6	close		+
18 Sound 15W700	38 +0.3	0.3 +0.01	217 +2	6.5 +1.5	99 -0.7	close		+
P.Audio E 300S	39 +1.3	0.287 =	228 +13	4.3 -0.7	99.5 -0.2	close	300 W vs 400 W: lower power handling · Xmax 4.3 mm < 5 mm: lower excursion-limited SPL	+
B&C 15 PLB 76 (prodance)	38.7 +1	0.259 -0.03	215 =	5 =	100.6 +0.9	close		+
Eminence PS15-5008	38.8 +1.1	0.273 -0.01	198.7 -16.3	6.3 +1.3	99.8 +0.1	close		+
P.Audio E15-300S v2015	39 +1.3	0.287 =	228.8 +13.8	4.3 -0.7	99.5 -0.2	close	300 W vs 400 W: lower power handling · Xmax 4.3 mm < 5 mm: lower excursion-limited SPL	+
LaVoce WAF154.03	38 +0.3	0.29 =	188 -27	5.2 +0.2	98.6 -1.1	close		+

Compare the closest 3 against the 15.75 NdW vp →

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.