Dayton Audio RSS390HF-4 standard measurements on LoudspeakerLab. 90.0 dB sensitivity. Fs 20 Hz. Qts 0.430. Evidence grade C (46.8/100).
Fs: 20 Hz; Qts: 0.430; Qes: 0.500; Qms: 3.020; Vas: 212.00 L; Sd: 829.6 cm²; Re: 3.00 Ω; Le: 0.92 mH; Sensitivity: 90.0 dB; Nominal Z: 3.5 Ω; Measured range: 20-19670 Hz
On-axis flatness 57
Scored passband 30 Hz–2.5 kHz
Spec-sheet profiles
Vented ~197.8 L · Fb 20 Hz
LoudspeakerLab evidence grade: C (46.8/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.