Scan-Speak 18WU/8741T00 standard measurements on LoudspeakerLab. 85.5 dB sensitivity. Fs 35 Hz. Qts 0.390. Evidence grade C+ (57.0/100).
Fs: 35 Hz; Qts: 0.390; Qes: 0.440; Qms: 3.780; Vas: 37.10 L; Sd: 154.0 cm²; Re: 5.80 Ω; Le: 0.60 mH; Sensitivity: 85.5 dB; Nominal Z: 8.0 Ω; Measured range: 21-18775 Hz
On-axis flatness 53 · DI tracking 0 · DI smoothness 24
Scored passband 60 Hz–8.0 kHz
Spec-sheet profiles · Off-axis H/V response data available.
Vented ~28.2 L · Fb 40 Hz
LoudspeakerLab evidence grade: C+ (57.0/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.