Dayton Audio MB820-8 standard measurements on LoudspeakerLab. 92.2 dB sensitivity. Fs 69 Hz. Qts 0.458. Evidence grade C+ (56.8/100).
Fs: 69 Hz; Qts: 0.458; Qes: 0.520; Qms: 3.830; Vas: 15.80 L; Sd: 211.2 cm²; Re: 5.26 Ω; Le: 1.04 mH; Sensitivity: 92.2 dB; Nominal Z: 6.2 Ω; Measured range: 20-20000 Hz
On-axis flatness 66 · DI tracking 21 · DI smoothness 13
Scored passband 104 Hz–3.5 kHz
Spec-sheet profiles · Off-axis H/V response data available.
Vented ~17.1 L · Fb 68 Hz
LoudspeakerLab evidence grade: C+ (56.8/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.