Faital Pro 6RS140
midwoofer · EBP 232 → suits a ported box · nominal (full) — Faital Pro datasheet (https://faitalpro.com/products/files/6RS140/8/6RS140_datasheet_8.pdf)
Thiele/Small parameters
| Fs (resonance) | 65 Hz |
| Qts | 0.27 |
| Qes / Qms | 0.28 / 5.8 |
| Vas | 9.3 L |
| Re / nominal Z | 5.3 Ω / — |
| Xmax | 5.6 mm |
| Sensitivity | — |
Published (nominal) values, params full — verify by measurement (DATS/REW) before building.
Datasheet (PDF) ↗ — manufacturer-hosted
Recommended enclosures
T/S are full — fetch the datasheet for the full parameters to model a box.
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About this driver
The Faital Pro 6RS140 is a 6.5″ midwoofer with a free-air resonance of 65 Hz and a total Q (Qts) of 0.27. Its efficiency-bandwidth product (EBP) of 232 points toward a ported alignment. See the sealed vs ported guide for how to choose.
Recommended partners
modeled estimateThe tweeters below pair well with the Faital Pro 6RS140 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.
- Eminence ALPHA-4-4Good match· 84/100
Suggested crossover 1.27 kHz (4th-order, Linkwitz-Riley)
Build this pair → - Eminence ALPHA-4-8Good match· 84/100
Suggested crossover 1.27 kHz (4th-order, Linkwitz-Riley)
Build this pair → - Peerless by Tymphany XT25TG30-04Good match· 84/100
Suggested crossover 1.27 kHz (4th-order, Linkwitz-Riley)
Build this pair → - Seas C18EN002-AGood match· 84/100
Suggested crossover 1.27 kHz (4th-order, Linkwitz-Riley)
Build this pair → - Seas L12RE-XFCGood match· 84/100
Suggested crossover 1.27 kHz (4th-order, Linkwitz-Riley)
Build this pair → - Seas M64F001Good match· 84/100
Suggested crossover 1.27 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.