Technysound TS 30/300 vp

12" · 8 Ω · 150 W · 94.4 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	44 Hz
Qts	0.929
Qes	1
Qms	13
Vas	178 L
Sd	510 cm²
Xmax	4 mm
Re	7 Ω
Bl	7.2 T·m
Mms	26.8 g
Pe	150 W
Sensitivity	94.4 dB

Alignment hint

EBP	44 · 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
Audax PR300T0	48 +4	0.824 -0.11	142 -36	3.5 -0.5	95.4 +1	usable	100 W vs 150 W: lower power handling · Xmax 3.5 mm < 4 mm: lower excursion-limited SPL	+
Electro-Voice SP12C	45 +1	0.665 -0.26	167.1 -10.9	4 =	96.7 +2.3	usable	50 W vs 150 W: lower power handling	+
Cabasse 30BZ18 v2	38.5 -5.5	0.747 -0.18	154.7 -23.3	4 =	92.8 -1.6	usable	80 W vs 150 W: lower power handling	+
Jamo 20325	32 -12	0.849 -0.08	163.4 -14.6	5 +1	93 -1.4	usable	4 Ω vs 8 Ω: amp load changes · 100 W vs 150 W: lower power handling	+
Monacor SP-302E	39 -5	0.722 -0.21	141 -37	4 =	95.3 +0.9	usable	4 Ω vs 8 Ω: amp load changes · 100 W vs 150 W: lower power handling	+
Lanzar VW124/12D	40 -4	0.763 -0.17	147.4 -30.6	10 +6	95.5 +1.1	usable	4 Ω vs 8 Ω: amp load changes	+
Fane SOVEREIGN 12-125	47 +3	0.796 -0.13	113.2 -64.8	4.9 +0.9	93.8 -0.6	usable		+
Kenwood RD 30 FU 120-F	31.6 -12.4	0.879 -0.05	206.3 +28.3	8 +4	89.8 -4.6	usable		+
AE Speakers LO12-D16	41.9 -2.1	0.67 -0.26	119.7 -58.3	7.4 +3.4	94.1 -0.3	usable		+
Visaton WS32AW vp de FREDO51	39 -5	0.765 -0.16	115 -63	5 +1	91.5 -2.9	usable		+

Compare the closest 3 against the TS 30/300 vp →

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.