Accuton C158-6 standard measurements on LoudspeakerLab. 89.1 dB sensitivity. Fs 31 Hz. Qts 0.280. Also known as C158-6-851. Evidence grade C+ (53.0/100).
Fs: 31 Hz; Qts: 0.280; Qes: 0.290; Qms: 5.090; Vas: 25.70 L; Sd: 113.0 cm²; Re: 6.07 Ω; Le: 0.77 mH; Sensitivity: 89.1 dB; Nominal Z: 8.0 Ω; Measured range: 20-9782 Hz
On-axis flatness 77 · THD 86
Scored passband 54 Hz–2.5 kHz
Distortion measurements · Spec-sheet profiles
Vented ~10.6 L · Fb 48 Hz
LoudspeakerLab evidence grade: C+ (53.0/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.
C158-6-851