Jensen C12N

12" · 8 Ω · 50 W · 98.6 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	112 Hz
Qts	0.913
Qes	1.05
Qms	7.01
Vas	27.6 L
Sd	490.8 cm²
Xmax	1 mm
Re	6.5 Ω
Bl	10.4 T·m
Mms	24.7 g
Pe	50 W
Sensitivity	98.6 dB

Alignment hint

EBP	107 · ported
Sealed Vb (Qtc ≈ 0.71)	Qts too high

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
Eminence LEGEND 1218	100 -12	0.895 -0.02	31.2 +3.6	0.8 -0.2	97.8 -0.8	close	Xmax 0.8 mm < 1 mm: lower excursion-limited SPL	+
Jensen JP12-100BB	95.1 -16.9	0.836 -0.08	34.4 +6.8	1 =	98.2 -0.4	usable		+
Eminence LEGEND 1275	111 -1	1.016 +0.1	29.6 +2	0.5 -0.5	98 -0.6	usable	Xmax 0.5 mm < 1 mm: lower excursion-limited SPL	+
Eminence THE GOVERNOR 16	103 -9	0.627 -0.29	32.8 +5.2	1.2 +0.2	96.9 -1.7	usable	16 Ω vs 8 Ω: amp load changes	+
Eminence CANNABIS REX 12	101 -11	0.758 -0.16	36.4 +8.8	0.8 -0.2	96.4 -2.2	usable	16 Ω vs 8 Ω: amp load changes · Xmax 0.8 mm < 1 mm: lower excursion-limited SPL	+
Jensen P12N	90 -22	0.717 -0.2	40.2 +12.6	1 =	98.6 =	usable		+
Eminence CANIS MAJOR	104.9 -7.1	0.664 -0.25	34.1 +6.5	0.8 -0.2	100.3 +1.7	usable	Xmax 0.8 mm < 1 mm: lower excursion-limited SPL	+
Jensen NEO 12	92 -20	0.705 -0.21	40.4 +12.8	1 =	99 +0.4	usable		+
Eminence THE GOVERNOR 8	101 -11	0.561 -0.35	30.1 +2.5	1.2 +0.2	99.9 +1.3	usable		+
Visaton FR 30	90 -22	1.284 +0.37	27 -0.6	1.1 +0.1	93.7 -4.9	usable		+

Compare the closest 3 against the C12N →

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.