Conrad PA 12

12" · 8 Ω · 200 W · 95.2 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	42.9 Hz
Qts	0.462
Qes	0.545
Qms	3.012
Vas	129.2 L
Sd	567 cm²
Xmax	4 mm
Re	7.1 Ω
Bl	13 T·m
Mms	47.9 g
Pe	200 W
Sensitivity	95.2 dB

Alignment hint

EBP	79 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 96.2 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
MCM Electronics 55-2973	42 -0.9	0.481 +0.02	122.6 -6.6	5 +1	94.5 -0.7	close	120 W vs 200 W: lower power handling	+
MCM Electronics 55-3233	42 -0.9	0.459 =	122.6 -6.6	4.9 +0.9	98 +2.8	close	4 Ω vs 8 Ω: amp load changes · 120 W vs 200 W: lower power handling	+
Monacor SP-305I	40 -2.9	0.48 +0.02	118 -11.2	4 =	93.6 -1.6	close		+
Conrad CPA12-100FR	41.7 -1.2	0.436 -0.03	109.5 -19.7	4 =	94.5 -0.7	close	100 W vs 200 W: lower power handling	+
MCM Electronics 55-3212	38.5 -4.4	0.477 +0.01	122.6 -6.6	4.7 +0.7	96.6 +1.4	close	4 Ω vs 8 Ω: amp load changes · 100 W vs 200 W: lower power handling	+
Monacor SP-12 vp nº1	45.8 +2.9	0.458 =	104.3 -24.9	3.9 -0.1	95.6 +0.4	close	100 W vs 200 W: lower power handling · Xmax 3.9 mm < 4 mm: lower excursion-limited SPL	+
Visaton BZ300 4 Ohms	36 -6.9	0.483 +0.02	129 -0.2	5 +1	95.7 +0.5	close	4 Ω vs 8 Ω: amp load changes	+
Eminence BETA 12A2	47 +4.1	0.462 =	120.1 -9.1	4.4 +0.4	98 +2.8	close		+
Eminence BETA 12A	47 +4.1	0.462 =	120 -9.2	4.4 +0.4	98 +2.8	close		+
Eminence BETA-12A	47 +4.1	0.46 =	120.1 -9.1	4.4 +0.4	98 +2.8	close		+

Compare the closest 3 against the PA 12 →

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.