Tang Band W6-1139SIF
subwoofer · nominal (headline) — Tang Band / Parts Express spec sheet
Thiele/Small parameters
| Fs (resonance) | 35 Hz |
| Qts | — |
| Qes / Qms | — / — |
| Vas | — |
| Re / nominal Z | — / 4 Ω |
| Xmax | 11.5 mm |
| Sensitivity | 83 dB (2.83 V/1 m, mfr) |
| Power handling | 100 W |
Published (nominal) values, params headline — verify by measurement (DATS/REW) before building. datasheet
Recommended enclosures
T/S are headline — fetch the datasheet for the full parameters to model a box.
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About this driver
The Tang Band W6-1139SIF is a 6.5″ subwoofer with a free-air resonance of 35 Hz. See the sealed vs ported guide for how to choose.
Compact high-excursion sub.
Recommended partners
modeled estimateThe tweeters below pair well with the Tang Band W6-1139SIF in a two-way design — each grade is a modeled estimate of the crossover match, with a suggested crossover point. Open any pair in the guided builder to design the crossover and total the parts.
- Dayton Audio RS28F-4Good match· 89/100
Suggested crossover 1.25 kHz (4th-order, Linkwitz-Riley)
Build this pair → - Seas 27TBFC/G H1212-06Good match· 89/100
Suggested crossover 1.25 kHz (4th-order, Linkwitz-Riley)
Build this pair → - SB Acoustics SB29RDC-C000-4Good match· 87/100
Suggested crossover 1.25 kHz (4th-order, Linkwitz-Riley)
Build this pair → - Peerless by Tymphany D27TG35-06Good match· 80/100
Suggested crossover 1.37 kHz (4th-order, Linkwitz-Riley)
Build this pair → - Dayton Audio ND25FA-4Moderate match· 51/100
Suggested crossover 2.02 kHz (4th-order, Linkwitz-Riley)
Build this pair →
Modeled estimate from T/S + geometry — no measurements. The verdict is robust; it improves with measured FRD/ZMA data.