Accuton C158-8 standard measurements on LoudspeakerLab. 86.0 dB sensitivity. Fs 37 Hz. Qts 0.360. Also known as C158-8-085. Evidence grade C+ (53.0/100).
Fs: 37 Hz; Qts: 0.360; Qes: 0.390; Qms: 4.910; Vas: 27.30 L; Sd: 113.0 cm²; Re: 8.10 Ω; Le: 0.54 mH; Sensitivity: 86.0 dB; Nominal Z: 10.4 Ω; Measured range: 20-9782 Hz
On-axis flatness 53 · THD 84
Scored passband 85 Hz–4.1 kHz
Distortion measurements · Spec-sheet profiles
Vented ~17.7 L · Fb 45 Hz
LoudspeakerLab evidence grade: C+ (53.0/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.
C158-8-085