Beyma 12LEX1300Nd (8 Ohm) standard measurements on LoudspeakerLab. 96.2 dB sensitivity. Fs 45 Hz. Qts 0.240. Evidence grade C (47.0/100).
Fs: 45 Hz; Qts: 0.240; Qes: 0.250; Qms: 4.200; Vas: 43.00 L; Sd: 550.0 cm²; Re: 5.00 Ω; Le: 1.30 mH; Sensitivity: 96.2 dB; Nominal Z: 6.6 Ω; Measured range: 20-19602 Hz
On-axis flatness 53
Scored passband 87 Hz–1.1 kHz
Spec-sheet profiles
Vented ~13.9 L · Fb 82 Hz
LoudspeakerLab evidence grade: C (47.0/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.