Beyma 18LEX1200Fe (8 Ohm) standard measurements on LoudspeakerLab. 98.2 dB sensitivity. Fs 32 Hz. Qts 0.380. Evidence grade C (47.0/100).
Fs: 32 Hz; Qts: 0.380; Qes: 0.390; Qms: 12.200; Vas: 277.00 L; Sd: 1255.0 cm²; Re: 5.30 Ω; Le: 1.21 mH; Sensitivity: 98.2 dB; Nominal Z: 6.9 Ω; Measured range: 20-20000 Hz
On-axis flatness 44
Scored passband 53 Hz–1.5 kHz
Spec-sheet profiles
Vented ~199.0 L · Fb 37 Hz
LoudspeakerLab evidence grade: C (47.0/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.