ovo sam nasao za zvucnik:
SPECIFICATION KAPPA PRO 15
Nominal diameter 380mm.15in
Nominal impedance 8 ohm
Power rating 300w RMS
Sensitivity (1w/1m) 98dB±3dB
Frequency range 44-3.5KHz
Voice coil diameter φ 75.5mm
Voice coil length 16mm
Air gap height 10mm
Magnet dimension φ 170mm×20mm
THIELE & SMALL PARAMETERS
Resonace frequency, FS 44Hz
D.C. resistance, Re 6.0 ohm
Mechanical quality factor, Qms 12
Electrical quality factor, Qes 0.59
Total quality factor, Qts 0.56
Equivalent air volume to Cms, Vas 166L
Mechanical compliance, Cms 0.16mm/N
Bl factor, BI 16.3N/A
Effective surface area, Sd 0.085m2
MATERIALS
Basket Aluminium
Cone and dust can Paper
Surround Treated Cloth
Voice coil wire Copper
Voice coil bobbin Kapton
Magnet Ferrite
MOUNTING INFORMATION
Overall diameter φ 390mm
Bolt cicrcle diameter φ 370mm
Baffle cutout diameter φ 356mm
Depth 157mm
Net weight 8kg
a za drugi:
SPECIFICATION KAPPA PRO 15-LF
Nominal diameter 38cm
Voice coil diameter 75.5mm
Nominal impedance 8ohm
Power rating (AES) 300w
Sensitivity 100db
Frequency range 55-3500h
u sustini koliko sam vidio iz specifikacija slicni su ali iz ovoga ja ne znam izracunati litrazu kutije
Hobi je nesto besplatno a veoma skupo