Dayton Audio RSS265HF-4 standard measurements on LoudspeakerLab. 84.6 dB sensitivity. Fs 26 Hz. Qts 0.450. Evidence grade C (46.8/100).
Fs: 26 Hz; Qts: 0.450; Qes: 0.530; Qms: 3.060; Vas: 54.00 L; Sd: 356.3 cm²; Re: 3.50 Ω; Le: 0.96 mH; Sensitivity: 84.6 dB; Nominal Z: 4.2 Ω; Measured range: 20-20000 Hz
On-axis flatness 64
Scored passband 38 Hz–2.0 kHz
Spec-sheet profiles
Vented ~56.2 L · Fb 26 Hz
LoudspeakerLab evidence grade: C (46.8/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.