B2 Audio subwoofers

Thiele/Small parameters of B2 Audio subwoofers (6.5″, 8″, 10″, 12″, 15″, 18″) and a recommended sealed and ported box for every model, in a free sub box calculator.

Search Size Voice coils Ω per coil Qts

21 models

Model	Size	Voice coils	Fs, Hz	Qts	Vas, ft³	Xmax, in	RMS, W
HNx65 D2	6.5″	dual 2 Ω	48.9	0.36	0.13	0.59	300
HNx8 D2	8″	dual 2 Ω	39.3	0.46	0.19	0.59	400
IS10 D2 v3	10″	dual 2 Ω	33.6	0.51	0.60	0.71	750
Riot FL10	10″	dual 2 Ω	40	0.51	0.72	0.31	200
RIOT10 D2 v3	10″	dual 2 Ω	28.3	0.55	0.68	0.71	1,000
HN12v3 D1	12″	dual 1 Ω	33.6	0.44	0.91	0.91	1,500
HN12v3 D2	12″	dual 2 Ω	32.5	0.38	1.17	0.91	1,500
IS12 D2 v3	12″	dual 2 Ω	32.1	0.54	1.17	0.71	750
IS12 D4 v3	12″	dual 4 Ω	38	0.70	0.88	0.71	750
RAGE XL12 D2	12″	dual 2 Ω	31	0.59	0.78	1.18	3,500
RAGE12 D2 v4	12″	dual 2 Ω	26.9	0.34	0.70	0.79	2,000
HN15v3 D1	15″	dual 1 Ω	29.3	0.48	2.56	1.10	1,500
IS15 D2 v3	15″	dual 2 Ω	28.9	0.55	3.13	0.71	750
IS15 D4 v3	15″	dual 4 Ω	33	0.77	2.26	0.71	750
RAGE XL15 D2	15″	dual 2 Ω	27	0.65	1.99	1.18	3,500
RAGE15 D2 v3	15″	dual 2 Ω	26.2	0.40	2.12	0.79	2,000
RAMPAGE15 D1	15″	dual 1 Ω	27.5	0.41	1.40	1.57	5,000
RIOT15 D2 v2	15″	dual 2 Ω	31	0.72	2.12	0.71	1,000
HNx18v3 D2	18″	dual 2 Ω	34	0.81	3.62	1.18	2,000
ISx18 D1	18″	dual 1 Ω	30.3	0.74	5.10	0.98	1,000
XM18v2 D1	18″	dual 1 Ω	33.3	0.67	2.33	1.18	3,000

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