Purifi PTT5.25M08-NAA-05 standard | Fs 41 Hz, 85.7 dB, Qts 0.290 | LoudspeakerLab

Purifi PTT5.25M08-NAA-05 standard measurements on LoudspeakerLab. 85.7 dB sensitivity. Fs 41 Hz. Qts 0.290. Evidence grade C+ (57.0/100).

Preview

Thiele-Small parameters

Fs: 41 Hz; Qts: 0.290; Qes: 0.300; Qms: 6.300; Vas: 9.40 L; Sd: 84.9 cm²; Re: 6.30 Ω; Le: 0.35 mH; Sensitivity: 85.7 dB; Nominal Z: 6.8 Ω; Measured range: 20-20000 Hz

Driver quality scores

On-axis flatness 58 · DI tracking 6 · DI smoothness 23

Usable passband

Scored passband 81 Hz–6.0 kHz

Measurement coverage

Spec-sheet profiles · Off-axis H/V response data available.

Recommended enclosure

Vented ~4.1 L · Fb 62 Hz

Measurement profiles

Where to buy

Measurement quality

LoudspeakerLab evidence grade: C+ (57.0/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.

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