Purifi PTT6.5W04-NAA-08 standard | Fs 33 Hz, 88.8 dB, Qts 0.300 | LoudspeakerLab

Purifi PTT6.5W04-NAA-08 standard measurements on LoudspeakerLab. 88.8 dB sensitivity. Fs 33 Hz. Qts 0.300. Evidence grade C+ (57.0/100).

Preview

Thiele-Small parameters

Fs: 33 Hz; Qts: 0.300; Qes: 0.310; Qms: 6.200; Vas: 23.30 L; Sd: 132.7 cm²; Re: 3.60 Ω; Le: 0.33 mH; Sensitivity: 88.8 dB; Nominal Z: 4.1 Ω; Measured range: 20-20000 Hz

Driver quality scores

On-axis flatness 55 · DI tracking 5 · DI smoothness 34

Usable passband

Scored passband 70 Hz–3.9 kHz

Measurement coverage

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

Recommended enclosure

Vented ~10.9 L · Fb 48 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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