View Mechano23 - spec sheet, a 2-way loudspeaker design by @James on LoudspeakerLab.
Preference rating 3.3 · F3 113 Hz · Max SPL 102 dB at 1 kHz · Min impedance 3.5 Ω · Sensitivity 85.1 dB · Estimated cost USD 155
Baffle 186 × 298 mm