Wavecor WF223BD01
midwoofer · EBP 82 → suits either box · nominal (full) — Wavecor datasheet (https://www.wavecor.com/Driver%20specifications%20PDF/WF223BD01_02_specifications.pdf)
Thiele/Small parameters
| Fs (resonance) | 32.6 Hz |
| Qts | 0.39 |
| Qes / Qms | 0.4 / 14.5 |
| Vas | 45.0 L |
| Re / nominal Z | 3.4 Ω / 4 Ω |
| Xmax | 6.5 mm |
| Sensitivity | 87.7 dB (1 W/1 m, calc); 90 dB (2.83 V/1 m, mfr) |
Published (nominal) values, params full — verify by measurement (DATS/REW) before building.
Datasheet (PDF) ↗ — manufacturer-hosted
Recommended enclosures
| Sealed (Qtc 0.707) — Vb | 19.7 L |
| Sealed — Fc / F3 | 59.1 / 59.1 Hz |
| Ported (suggested) — Vb | 40.2 L |
| Ported — Fb / F3 | 33.7 / 33.4 Hz |
Affiliate disclosure: some links are affiliate links and we may earn a commission on qualifying purchases at no extra cost to you. Prices are estimates at the time of writing; verify on the retailer's site.
About this driver
The Wavecor WF223BD01 is a 8″ midwoofer with a free-air resonance of 32.6 Hz and a total Q (Qts) of 0.39. Its efficiency-bandwidth product (EBP) of 82 points toward either alignment. In a 19.7 L sealed box it reaches an F3 of 59.1 Hz (Qtc 0.707); a suggested 40.2 L box tuned to 33.7 Hz extends to about 33.4 Hz. See the sealed vs ported guide for how to choose.
Recommended partners
modeled estimateThe tweeters below pair well with the Wavecor WF223BD01 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.
- Seas M64F001Good match· 92/100
Suggested crossover 1.00 kHz (4th-order, Linkwitz-Riley)
Build this pair → - Tang Band 75-1558SHGood match· 92/100
Suggested crossover 1.00 kHz (4th-order, Linkwitz-Riley)
Build this pair → - Tang Band W8-2314Good match· 92/100
Suggested crossover 1.00 kHz (4th-order, Linkwitz-Riley)
Build this pair → - Wavecor TW030WA05Good match· 89/100
Suggested crossover 1.00 kHz (4th-order, Linkwitz-Riley)
Build this pair → - Wavecor TW030WA06Good match· 89/100
Suggested crossover 1.00 kHz (4th-order, Linkwitz-Riley)
Build this pair → - Seas MR18REX-XFGood match· 89/100
Suggested crossover 1.00 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.