oto poarametry Specifications DC Resistance (Revc) 3 Ohms Resonance frequency (Fs) 28.9 Hz Flux Length (BL) 14.1 Tesla/m Acoustical Compliance (Vas) 80 litres Mechanical Q-factor (Qms) 4.92 Electrical Q-factor (Qes) 0.41 Total Q-factor (Qts) 0.38 Mechanical suspension loss resistance (Rms) 5.5 kg/s Electrical suspension loss resistance (Res) 66 Ohms Compliance (Cms) 0.21 mm/N Total Mass Load (Mms) 148.1 gr Nref 0.43% Acoustical Compliance (Vas) 74.9 liters Rp 33 Ohms Lp 41.1 mH Cp 1036.2 uF Voice coil inductance (Le) 1.7 mH SPL 88,8dB Continuous power handling 350 Watts Maximum power handling 700 Watts Sensitivity 89dB/w/m Mounting depth 160mm Cut out diameter 320mm chodzi mi o to by stworzyć skrzynie do DbDrag ale sie na tym nie znam , a jesli to problem to prosze o projekt do strojonej klasycznie.