Purifi PTT6.5M08-NAA-08 standard measurements on LoudspeakerLab. 82.4 dB sensitivity. Fs 38 Hz. Qts 0.310. Evidence grade C (47.0/100).
Fs: 38 Hz; Qts: 0.310; Qes: 0.330; Qms: 6.700; Vas: 21.60 L; Sd: 132.7 cm²; Re: 6.20 Ω; Le: 0.36 mH; Sensitivity: 82.4 dB; Nominal Z: 6.7 Ω; Measured range: 20-20000 Hz
On-axis flatness 54
Scored passband 77 Hz–5.8 kHz
Spec-sheet profiles
Vented ~10.6 L · Fb 54 Hz
LoudspeakerLab evidence grade: C (47.0/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.