ATC PA75-314 STD LS

12" · 8 Ω · 75 W · 98.7 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	71 Hz
Qts	0.338
Qes	0.391
Qms	2.5
Vas	35 L
Sd	550 cm²
Xmax	1.3 mm
Re	5.4 Ω
Bl	19.4 T·m
Mms	60.9 g
Pe	75 W
Sensitivity	98.7 dB

Alignment hint

EBP	182 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 10.4 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
MC Kenzie MK C12-200BS vp1	72.1 +1.1	0.345 +0.01	38 +3	2.3 +1	98.5 -0.2	close		+
ATC PA50-314 8 STD LS	70 -1	0.349 +0.01	43 +8	1.2 -0.1	99.1 +0.4	close	50 W vs 75 W: lower power handling · Xmax 1.2 mm < 1.3 mm: lower excursion-limited SPL	+
Celestion FTR12-3070C	66.1 -4.9	0.332 -0.01	39.6 +4.6	3 +1.7	98.5 -0.2	close		+
ATC PA50-314 8 BASS	69 -2	0.309 -0.03	47 +12	1.2 -0.1	99.9 +1.2	usable	50 W vs 75 W: lower power handling · Xmax 1.2 mm < 1.3 mm: lower excursion-limited SPL	+
Celestion BN12-300S8	69.3 -1.7	0.392 +0.05	43.5 +8.5	2.5 +1.2	98.8 +0.1	usable		+
McCauley MK 12-100TC	69 -2	0.445 +0.11	36 +1	2 +0.7	97.5 -1.2	usable		+
Celestion TF 1225CX	63.5 -7.5	0.358 +0.02	45.1 +10.1	2.5 +1.2	98.1 -0.6	usable		+
JBL 2023H	67 -4	0.347 +0.01	48.8 +13.8	3.7 +2.4	99.8 +1.1	usable		+
JBL 2152H	85 +14	0.388 +0.05	36.8 +1.8	2 +0.7	101.6 +2.9	usable		+
P.Audio P-12N	57 -14	0.319 -0.02	42.4 +7.4	2.5 +1.2	97.7 -1	usable		+

Compare the closest 3 against the PA75-314 STD LS →

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.