Jensen C15K

15" · 8 Ω · 100 W · 98.5 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	73 Hz
Qts	0.856
Qes	0.91
Qms	14.39
Vas	87.6 L
Sd	754.7 cm²
Xmax	1 mm
Re	6.7 Ω
Bl	12.1 T·m
Mms	43.3 g
Pe	100 W
Sensitivity	98.5 dB

Alignment hint

EBP	80 · flexible
Sealed Vb (Qtc ≈ 0.71)	Qts too high

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
Jensen C15N	74.2 +1.2	0.87 +0.01	89.4 +1.8	1.5 +0.5	101.6 +3.1	close	4 Ω vs 8 Ω: amp load changes · 50 W vs 100 W: lower power handling	+
Eminence LEGEND 1518	82 +9	0.927 +0.07	65.4 -22.2	0.8 -0.2	97.9 -0.6	usable	Xmax 0.8 mm < 1 mm: lower excursion-limited SPL	+
Jensen NEO 15-150-16	74.8 +1.8	0.673 -0.18	65.6 -22	2 +1	99.3 +0.8	usable		+
JBL 2150	55 -18	0.637 -0.22	99.1 +11.5	2 +1	97.1 -1.4	usable	50 W vs 100 W: lower power handling	+
Audax F30PA12	78 +5	1.566 +0.71	86 -1.6	1 =	95.9 -2.6	usable	50 W vs 100 W: lower power handling	+
Jensen P15N	77 +4	1.192 +0.34	82.1 -5.5	1 =	88.4 -10.1	usable	64 Ω vs 8 Ω: amp load changes · 50 W vs 100 W: lower power handling	+
RCF L 15P02 vp FREDO51	80 +7	0.518 -0.34	77 -10.6	2.4 +1.4	101.1 +2.6	usable		+
the box Speaker 15-300/8-A	52.6 -20.4	0.64 -0.22	100.3 +12.7	4.6 +3.6	96.8 -1.7	usable		+
RCF LF 15G302 vp baptiste	56.8 -16.2	0.561 -0.29	87 -0.6	6 +5	97.1 -1.4	usable		+
JBL 615H	55 -18	0.603 -0.25	112 +24.4	3.7 +2.7	98.1 -0.4	risky		+

Compare the closest 3 against the C15K →

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.