Peerless by Tymphany XT25TG30-04
tweeter · EBP 816 → suits a ported box · nominal (full) — Peerless by Tymphany datasheet (https://products.peerless-audio.com/pdf/535)
Thiele/Small parameters
| Fs (resonance) | 440 Hz |
| Qts | 0.44 |
| Qes / Qms | 0.539 / 2.36 |
| Vas | 0.0 L |
| Re / nominal Z | 3.1 Ω / — |
| Xmax | 1.1 mm |
| Sensitivity | — |
Published (nominal) values, params full — verify by measurement (DATS/REW) before building.
Datasheet (PDF) ↗ — manufacturer-hosted
Recommended enclosures
This is a tweeter; Thiele/Small box parameters are not used for enclosure design.
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About this driver
The Peerless by Tymphany XT25TG30-04 is a 1.5″ tweeter with a free-air resonance of 440 Hz and a total Q (Qts) of 0.44. Its efficiency-bandwidth product (EBP) of 816 points toward a ported alignment. See the sealed vs ported guide for how to choose.
Recommended partners
modeled estimateThe woofers and midranges below pair well with the Peerless by Tymphany XT25TG30-04 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.
- Tang Band W5-1611SAFGood match· 88/100
Suggested crossover 1.51 kHz (4th-order, Linkwitz-Riley)
Build this pair → - Seas CA18RNX H1215-08Good match· 88/100
Suggested crossover 1.25 kHz (4th-order, Linkwitz-Riley)
Build this pair → - Scan-Speak 18M/4631T00Good match· 88/100
Suggested crossover 1.18 kHz (4th-order, Linkwitz-Riley)
Build this pair → - Peerless by Tymphany TC9FD18-08Good match· 88/100
Suggested crossover 2.42 kHz (4th-order, Linkwitz-Riley)
Build this pair → - Dayton Audio RS180-4Good match· 85/100
Suggested crossover 1.31 kHz (4th-order, Linkwitz-Riley)
Build this pair → - Dayton Audio RS125-4Good match· 85/100
Suggested crossover 2.01 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.