Scan-Speak 12M/4631G00 standard measurements on LoudspeakerLab. 89.0 dB sensitivity. Fs 75 Hz. Qts 0.330. Evidence grade C+ (57.0/100).
Fs: 75 Hz; Qts: 0.330; Qes: 0.350; Qms: 5.570; Vas: 2.30 L; Sd: 49.0 cm²; Re: 3.20 Ω; Le: 0.22 mH; Sensitivity: 89.0 dB; Nominal Z: 4.0 Ω; Measured range: 21-20000 Hz
On-axis flatness 76 · DI tracking 5 · DI smoothness 19
Scored passband 107 Hz–11.5 kHz
Spec-sheet profiles · Off-axis H/V response data available.
Vented ~1.3 L · Fb 100 Hz
LoudspeakerLab evidence grade: C+ (57.0/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.