Beyma 12P1000Nd (8 Ohm) standard measurements on LoudspeakerLab. 97.0 dB sensitivity. Fs 47 Hz. Qts 0.260. Evidence grade C (47.0/100).
Fs: 47 Hz; Qts: 0.260; Qes: 0.270; Qms: 7.900; Vas: 49.00 L; Sd: 550.0 cm²; Re: 5.10 Ω; Le: 2.00 mH; Sensitivity: 97.0 dB; Nominal Z: 7.6 Ω; Measured range: 20-19224 Hz
On-axis flatness 51
Scored passband 77 Hz–1.5 kHz
Spec-sheet profiles
Vented ~18.0 L · Fb 79 Hz
LoudspeakerLab evidence grade: C (47.0/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.