MCM Electronics 55-2982

12" · 8 Ω · 350 W · 93.9 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	36.2 Hz
Qts	0.407
Qes	0.476
Qms	2.823
Vas	121.7 L
Sd	517 cm²
Xmax	7 mm
Re	6.3 Ω
Bl	13.4 T·m
Mms	59.4 g
Pe	350 W
Sensitivity	93.9 dB

Alignment hint

EBP	76 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 60.3 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
McCauley 6232	35 -1.2	0.411 =	106.2 -15.5	8.4 +1.4	93.6 -0.3	close		+
GRS 12PT-8	35 -1.2	0.387 -0.02	112 -9.7	7.8 +0.8	93 -0.9	close		+
Infinity KAPPA CS 120 BR	35.2 -1	0.397 -0.01	123.2 +1.5	8 +1	97.1 +3.2	close	4 Ω vs 8 Ω: amp load changes · 250 W vs 350 W: lower power handling	+
Beyma SM212 vp Nº2	41.7 +5.5	0.41 =	110.7 -11	7.3 +0.3	95.2 +1.3	close		+
JBL GT2-12	29.5 -6.7	0.42 +0.01	114.9 -6.8	8 +1	94.1 +0.2	close	4 Ω vs 8 Ω: amp load changes · 220 W vs 350 W: lower power handling	+
Ardan W PRO-31	36.8 +0.6	0.373 -0.03	133.9 +12.2	6 -1	94.6 +0.7	close	200 W vs 350 W: lower power handling · Xmax 6 mm < 7 mm: lower excursion-limited SPL	+
JBL P1200	30 -6.2	0.45 +0.04	123 +1.3	7.8 +0.8	92.8 -1.1	close	250 W vs 350 W: lower power handling	+
Faital PRO 12FE330	33 -3.2	0.45 +0.04	146.7 +25	8.32 +1.32	94 +0.1	close	250 W vs 350 W: lower power handling	+
Beyma SM112/N vp1	37 +0.8	0.433 +0.03	90 -31.7	7.3 +0.3	92.7 -1.2	close		+
Ciare HSB322-22	35 -1.2	0.42 +0.01	83 -38.7	7.5 +0.5	95 +1.1	usable	4 Ω vs 8 Ω: amp load changes	+

Compare the closest 3 against the 55-2982 →

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.