Scan-Speak 15W/4531G00 standard measurements on LoudspeakerLab. 87.0 dB sensitivity. Fs 40 Hz. Qts 0.320. Evidence grade C+ (57.0/100).
Fs: 40 Hz; Qts: 0.320; Qes: 0.340; Qms: 4.600; Vas: 15.80 L; Sd: 95.0 cm²; Re: 3.40 Ω; Le: 0.25 mH; Sensitivity: 87.0 dB; Nominal Z: 4.0 Ω; Measured range: 21-19316 Hz
On-axis flatness 70 · DI tracking 0 · DI smoothness 32
Scored passband 76 Hz–9.4 kHz
Spec-sheet profiles · Off-axis H/V response data available.
Vented ~8.2 L · Fb 55 Hz
LoudspeakerLab evidence grade: C+ (57.0/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.