Purifi PTT1.3T04-HAG-01 standard measurements on LoudspeakerLab. 92.5 dB sensitivity. Fs 680 Hz. Qts 0.339. Evidence grade C+ (56.4/100). 1 public design.
Fs: 680 Hz; Qts: 0.339; Qes: 0.418; Qms: 1.800; Sd: 9.5 cm²; Re: 3.50 Ω; Le: 0.01 mH; Sensitivity: 92.5 dB; Nominal Z: 3.8 Ω; Measured range: 291-20000 Hz
On-axis flatness 78 · DI tracking 80 · DI smoothness 62
Scored passband 1360 Hz–20.0 kHz
Spec-sheet profiles · Off-axis H/V response data available.
1 public loudspeaker design on LoudspeakerLab use this driver.
LoudspeakerLab evidence grade: C+ (56.4/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.