Goldwood GW‐212/4

12" · 4 Ω · 120 W · 88.9 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	4 Ω
Fs	35.8 Hz
Qts	1.204
Qes	1.502
Qms	6.1
Vas	166.6 L
Sd	519 cm²
Xmax	3.5 mm
Re	3.6 Ω
Bl	4.9 T·m
Mms	45 g
Pe	120 W
Sensitivity	88.9 dB

Alignment hint

EBP	24 · sealed
Sealed Vb (Qtc ≈ 0.71)	Qts too high

EBP < 50: favours a sealed (closed) 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
Lautsprecher Technik MHB-12	38.2 +2.4	1.107 -0.1	132.7 -33.9	5 +1.5	88.9 =	close	8 Ω vs 4 Ω: amp load changes	+
Conrad DYH-1220 vp	33 -2.8	1.64 +0.44	164.9 -1.7	3.9 +0.4	89 +0.1	usable	8 Ω vs 4 Ω: amp load changes	+
GRS 12PF-8	35 -0.8	1.543 +0.34	149.5 -17.1	3.5 =	87.1 -1.8	usable	8 Ω vs 4 Ω: amp load changes	+
Sphynx SP-31-S	41 +5.2	1.255 +0.05	101 -65.6	3.8 +0.3	88.8 -0.1	usable	8 Ω vs 4 Ω: amp load changes	+
Kenford HW-1206	31 -4.8	0.8 -0.4	170 +3.4	3 -0.5	89.5 +0.6	usable	8 Ω vs 4 Ω: amp load changes · Xmax 3 mm < 3.5 mm: lower excursion-limited SPL	+
Sony XS-NW1201	27.5 -8.3	0.928 -0.28	151.21 -15.39	4.15 +0.65	86.7 -2.2	usable		+
Jamo 20325	32 -3.8	0.849 -0.35	163.4 -3.2	5 +1.5	93 +4.1	usable		+
JB Systems SP12/200 vp	42.9 +7.1	1.385 +0.18	107.3 -59.3	3 -0.5	89.5 +0.6	usable	8 Ω vs 4 Ω: amp load changes · Xmax 3 mm < 3.5 mm: lower excursion-limited SPL	+
Kenwood RD 30 FU 120-F	31.6 -4.2	0.879 -0.32	206.3 +39.7	8 +4.5	89.8 +0.9	usable	8 Ω vs 4 Ω: amp load changes	+
Technysound TS 30/300 vp	44 +8.2	0.929 -0.27	178 +11.4	4 +0.5	94.4 +5.5	usable	8 Ω vs 4 Ω: amp load changes	+

Compare the closest 3 against the GW‐212/4 →

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.