Sine Design

Dayton Audio DC200-8

woofer · EBP 62 → suits either box · nominal (full) — Dayton Audio datasheet (https://www.daytonaudio.com/images/resources/DC200-8%208_%20Classic%20Woofer%208%20Ohm%20Specification%20Sheet.pdf)

Thiele/Small parameters

Fs (resonance)30.3 Hz
Qts0.42
Qes / Qms0.49 / 3.06
Vas45.7 L
Re / nominal Z6.41 Ω / 8 Ω
Xmax4.5 mm
Sensitivity86.0 dB (1 W/1 m, calc); 87 dB (2.83 V/1 m, mfr)
Power handling60 W

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

Datasheet (PDF) ↗ — manufacturer-hosted

Recommended enclosures

Sealed (Qtc 0.707) — Vb24.9 L
Sealed — Fc / F351.0 / 51.0 Hz
Ported (suggested) — Vb52.2 L
Ported — Fb / F329.1 / 27.9 Hz

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About this driver

The Dayton Audio DC200-8 is a 8″ woofer with a free-air resonance of 30.3 Hz and a total Q (Qts) of 0.42. Its efficiency-bandwidth product (EBP) of 62 points toward either alignment. In a 24.9 L sealed box it reaches an F3 of 51.0 Hz (Qtc 0.707); a suggested 52.2 L box tuned to 29.1 Hz extends to about 27.9 Hz. See the sealed vs ported guide for how to choose.

Recommended partners

modeled estimate

The tweeters below pair well with the Dayton Audio DC200-8 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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