ich hoffe dir Prof´s können mir was dazu sagen...fachlich kompetent!
Danke schon mal!
SPECIFICATIONS
Nominal diameter 380mm.15in
Nominal impedance 8ohm
Power rating 300w RMS
Sensitivity (1w/1m) 96dB¡À2dB
Frequency range 43-4kHz
Voice coil diameter §æ75.5mm
Voice coil length 16mm
Air gap height 10mm
Magnet dimension
§æ180mmx20mm
THIELE & SMALL PARAMETERS
Resonant frequency, FS 43Hz
D.C. Voice coil resistance, Re 6ohm
Mechanical quality factor, Qms 2.92
Electrical quality factor, Qes 0.46
Total quality factor, Qts 0.4
Equivalent air volume to Cms, Vas 148L
Mechanical compliance, Cms 0.15mm/N
Mechanical resistance, Rms 8.2kg/s
Efficiency, ¦Ço(%) 2.46
BL factor, Bl 17.7N/A
Effective surface area, Sd 0.085m2
MATERIALS
Basket Die cast aluminiuml
Cone and dust can Paper
Surround Treated cloth
Voice coil wire Copper
Voice coil bobbin Aluminium
Magnet Ferrite
MOUNTING INFORMATION
Overall diameter §æ390mm
Bolt circle diameter §æ370mm
Baffle cutout diameter
§æ358mm
Depth 149mm
Net weight 7.9kg