Sine Design

Dayton Audio UM10-22

subwoofer · EBP 34 → suits a sealed box · nominal (full) — Dayton Audio datasheet (https://www.daytonaudio.com/images/resources/295-510-dayton-audio-um10-22-spec-sheet.pdf)

Thiele/Small parameters

Fs (resonance)31.9 Hz
Qts0.72
Qes / Qms0.94 / 3.02
Vas19.6 L
Re / nominal Z3.7 Ω / 2 Ω
Xmax19.0 mm
Sensitivity80.1 dB (1 W/1 m, calc); 83.6 dB (2.83 V/1 m, mfr)
Power handling500 W

Published (nominal) values, params full — verify by measurement (DATS/REW) before building.

Datasheet (PDF) ↗ — manufacturer-hosted

Recommended enclosures

Sealed (Qtc 0.707) — VbInfinity L
Sealed — Fc / F331.9 / 31.3 Hz
Ported (suggested) — Vb132.6 L
Ported — Fb / F317.6 / 20.0 Hz
Open in designer →Use my measured parameters →Buy at Parts Express →

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About this driver

The Dayton Audio UM10-22 is a 10″ subwoofer with a free-air resonance of 31.9 Hz and a total Q (Qts) of 0.72. Its efficiency-bandwidth product (EBP) of 34 points toward a sealed alignment. In a Infinity L sealed box it reaches an F3 of 31.3 Hz (Qtc 0.707); a suggested 132.6 L box tuned to 17.6 Hz extends to about 20.0 Hz. See the sealed vs ported guide for how to choose.

Recommended partners

modeled estimate

The tweeters below pair well with the Dayton Audio UM10-22 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.

Modeled estimate from T/S + geometry — no measurements. The verdict is robust; it improves with measured FRD/ZMA data.

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