Wavecor WF152BD04
midwoofer · EBP 128 → suits a ported box · nominal (full) — Wavecor datasheet (https://www.wavecor.com/Driver%20specifications%20PDF/WF152BD03_04_specifications.pdf)
Thiele/Small parameters
| Fs (resonance) | 56.5 Hz |
| Qts | 0.42 |
| Qes / Qms | 0.44 / 8.7 |
| Vas | 9.2 L |
| Re / nominal Z | 6.3 Ω / 8 Ω |
| Xmax | — |
| Sensitivity | 87.6 dB (1 W/1 m, calc); 88.5 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 | 5.0 L |
| Sealed — Fc / F3 | 95.1 / 95.1 Hz |
| Ported (suggested) — Vb | 10.5 L |
| Ported — Fb / F3 | 54.2 / 51.9 Hz |
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About this driver
The Wavecor WF152BD04 is a 5.5″ midwoofer with a free-air resonance of 56.5 Hz and a total Q (Qts) of 0.42. Its efficiency-bandwidth product (EBP) of 128 points toward a ported alignment. In a 5.0 L sealed box it reaches an F3 of 95.1 Hz (Qtc 0.707); a suggested 10.5 L box tuned to 54.2 Hz extends to about 51.9 Hz. See the sealed vs ported guide for how to choose.
Recommended partners
modeled estimateThe tweeters below pair well with the Wavecor WF152BD04 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 27TBFC/G H1212-06Good match· 92/100
Suggested crossover 1.51 kHz (4th-order, Linkwitz-Riley)
Build this pair → - SB Acoustics SB29RDC-C000-4Good match· 92/100
Suggested crossover 1.51 kHz (4th-order, Linkwitz-Riley)
Build this pair → - SB Acoustics SATORI TW29BGood match· 92/100
Suggested crossover 1.51 kHz (4th-order, Linkwitz-Riley)
Build this pair → - SB Acoustics SATORI TW29B-BGood match· 92/100
Suggested crossover 1.51 kHz (4th-order, Linkwitz-Riley)
Build this pair → - SB Acoustics SATORI TW29D-BGood match· 92/100
Suggested crossover 1.51 kHz (4th-order, Linkwitz-Riley)
Build this pair → - SB Acoustics SB29RDAC-C000-4Good match· 92/100
Suggested crossover 1.51 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.