BlieSMa M74S-6 midrange measurements on LoudspeakerLab. 96.7 dB sensitivity. Fs 425 Hz. Qts 0.620. Evidence grade C+ (55.8/100).
Fs: 425 Hz; Qts: 0.620; Qes: 0.680; Qms: 6.600; Sd: 50.2 cm²; Re: 5.60 Ω; Le: 0.04 mH; Sensitivity: 96.7 dB; Nominal Z: 6.0 Ω; Measured range: 100-20000 Hz
On-axis flatness 71 · DI tracking 70 · DI smoothness 45
Scored passband 856 Hz–6.1 kHz
Spec-sheet profiles · Off-axis H/V response data available.
LoudspeakerLab evidence grade: C+ (55.8/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.