да и кстати если можете помогите размер закрытого ящика посчитать пожалуйста
вот параметры:
#
Nominal Impedance 4 Ω
Frequency Response 28 - 1 KHz
Sensitivity (SPL@1W/1m)* 89.8 dB
D.C Coil Resistance (Re) 3.6 Ω
Inductance (Le) 1kHz/20kHz 1.02 mH / 0.24 mH
Free Air Resonance (Fs) 28 Hz
Equivalent Stiffness (Vas) 75 L (2.65 ft³)
Mechanical Q (Qms) 3.27
Electrical Q (Qes) 0.43
Total Q (Qts) 0.38
Linear Excursion [(Hvc-Hag)/2)], One-Way (Xmax) 10 mm
Magnetic Linear Excursion, One-Way (Xmag) 23 mm
Mechanical Excursion, Peak-to-Peak 50 mm
Gap Height (Hag) 10 mm
Coil Height (Hvc) 30 mm
Cone Area (Sd) 502 cm²
Voice Coil Diameter 50 mm (2")
Magnet Weight 104 oz (2.95 Kg