Goldwood GW-212/8

12" · 8 Ω · 120 W · 87.3 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	38.8 Hz
Qts	1.439
Qes	1.98
Qms	5.27
Vas	101.7 L
Sd	525.9 cm²
Xmax	2.5 mm
Re	7 Ω
Bl	7.4 T·m
Mms	64.2 g
Pe	120 W
Sensitivity	87.3 dB

Alignment hint

EBP	20 · 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
Goldwood 212/8	38 -0.8	1.44 =	101.6 -0.1	2.5 =	86.3 -1	close		+
JB Systems SP12/200 vp	42.9 +4.1	1.385 -0.05	107.3 +5.6	3 +0.5	89.5 +2.2	close		+
Sphynx SP-31-S	41 +2.2	1.255 -0.18	101 -0.7	3.8 +1.3	88.8 +1.5	close		+
GRS 12PF-8	35 -3.8	1.543 +0.1	149.5 +47.8	3.5 +1	87.1 -0.2	usable		+
Jinwey YDA-300-4	49.4 +10.6	1.601 +0.16	93.2 -8.5	2.2 -0.3	90 +2.7	usable	Xmax 2.2 mm < 2.5 mm: lower excursion-limited SPL	+
Jinwey YDA-300-8	49.4 +10.6	1.601 +0.16	93.2 -8.5	2.2 -0.3	90 +2.7	usable	Xmax 2.2 mm < 2.5 mm: lower excursion-limited SPL	+
Goldwood GW-1248	33.3 -5.5	0.933 -0.51	103.6 +1.9	3 +0.5	87.2 -0.1	usable		+
Lautsprecher Technik MHB-12	38.2 -0.6	1.107 -0.33	132.7 +31	5 +2.5	88.9 +1.6	usable		+
SpeaKa 180/200	28 -10.8	1.39 -0.05	115.4 +13.7	5.1 +2.6	83.4 -3.9	usable	16 Ω vs 8 Ω: amp load changes	+
Goldwood GW‐212/4	35.8 -3	1.204 -0.24	166.6 +64.9	3.5 +1	88.9 +1.6	usable	4 Ω vs 8 Ω: amp load changes	+

Compare the closest 3 against the GW-212/8 →

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.