Dayton Audio DS270-8 standard measurements on LoudspeakerLab. 90.7 dB sensitivity. Fs 32 Hz. Qts 0.440. Evidence grade C (44.0/100).
Fs: 32 Hz; Qts: 0.440; Qes: 0.540; Qms: 2.400; Vas: 87.70 L; Sd: 353.0 cm²; Re: 5.40 Ω; Le: 1.25 mH; Sensitivity: 90.7 dB; Nominal Z: 6.1 Ω; Measured range: 20-5000 Hz
On-axis flatness 86
Scored passband 48 Hz–2.0 kHz
Spec-sheet profiles
Vented ~86.3 L · Fb 32 Hz
LoudspeakerLab evidence grade: C (44.0/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.