Sine Design

Peerless by Tymphany HDS-P830990

woofer · EBP 109 → suits a ported box · nominal (full) — Peerless by Tymphany datasheet (https://products.peerless-audio.com/pdf/332)

Thiele/Small parameters

Fs (resonance)56 Hz
Qts0.43
Qes / Qms0.516 / 2.45
Vas13.5 L
Re / nominal Z6.3 Ω / —
Xmax7.3 mm
Sensitivity—

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

Datasheet (PDF) ↗ — manufacturer-hosted

Recommended enclosures

T/S are full — fetch the datasheet for the full parameters to model a box.

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About this driver

The Peerless by Tymphany HDS-P830990 is a 6.5″ woofer with a free-air resonance of 56 Hz and a total Q (Qts) of 0.43. Its efficiency-bandwidth product (EBP) of 109 points toward a ported alignment. See the sealed vs ported guide for how to choose.

Recommended partners

modeled estimate

The tweeters below pair well with the Peerless by Tymphany HDS-P830990 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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