FaitalPRO 4FE42 (8 Ohm) standard measurements on LoudspeakerLab. 93.0 dB sensitivity. Fs 110 Hz. Qts 0.470. Evidence grade C+ (57.0/100).
Fs: 110 Hz; Qts: 0.470; Qes: 0.500; Qms: 8.000; Vas: 1.90 L; Sd: 50.9 cm²; Re: 5.40 Ω; Le: 0.07 mH; Sensitivity: 93.0 dB; Nominal Z: 6.6 Ω; Measured range: 20-20000 Hz
On-axis flatness 62
Scored passband 180 Hz–8.0 kHz
Spec-sheet profiles · Off-axis H/V response data available.
Vented ~2.2 L · Fb 106 Hz
LoudspeakerLab evidence grade: C+ (57.0/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.