Supravox 285-2000EXC_08V

12" · 8 Ω · 70 W · 100.4 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	53 Hz
Qts	0.393
Qes	0.41
Qms	9.31
Vas	154 L
Sd	458.9 cm²
Xmax	4 mm
Re	6.5 Ω
Bl	9.6 T·m
Mms	17.3 g
Pe	70 W
Sensitivity	100.4 dB

Alignment hint

EBP	129 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 68.8 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
Supravox 285 GMF vp8	52.2 -0.8	0.349 -0.04	152.5 -1.5	4 =	100.7 +0.3	close		+
Supravox 285 GMF v2008	47 -6	0.372 -0.02	150 -4	4 =	98.9 -1.5	close		+
Supravox 285 GMF v2012	47 -6	0.372 -0.02	150 -4	4 =	98.9 -1.5	close		+
Supravox 285 GMF vp7	56.3 +3.3	0.369 -0.02	137.5 -16.5	3.8 -0.2	100.9 +0.5	close	Xmax 3.8 mm < 4 mm: lower excursion-limited SPL	+
Supravox 285 GMF vp4	50.1 -2.9	0.335 -0.06	151 -3	3.9 -0.1	100.2 -0.2	close	Xmax 3.9 mm < 4 mm: lower excursion-limited SPL	+
Supravox 285 GMF vp3	50.4 -2.6	0.325 -0.07	154 =	3.9 -0.1	100.5 +0.1	close	Xmax 3.9 mm < 4 mm: lower excursion-limited SPL	+
Supravox 285-2000EXC_07V	53 =	0.485 +0.09	158 +4	4 =	99.5 -0.9	close		+
Supravox 285 GMF v2019	47.8 -5.2	0.327 -0.07	157 +3	4 =	99.9 -0.5	close		+
Supravox 285-2000EXC_09V	53 =	0.309 -0.08	156 +2	3.8 -0.2	101.5 +1.1	close	Xmax 3.8 mm < 4 mm: lower excursion-limited SPL	+
Supravox 285 GMF vp wowo	50.2 -2.8	0.323 -0.07	143 -11	3.7 -0.3	100.2 -0.2	close	Xmax 3.7 mm < 4 mm: lower excursion-limited SPL	+

Compare the closest 3 against the 285-2000EXC_08V →

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.