Динамик EVM K123A20 12" в Уссурийске

Nominal diameter
300mm / 12"
Rated Impedance
4 or 8 ohms
AES Continuous Pink Noise Power
300 W
Sensitivity
97. 0 dB SPL 1w / 1m
Frequency Range
45Hz - 3. 5kHz
MAX Recomm. Frequency
1. 2 kHz
Efective Piston Diameter
262mm / 10. 3 in
Voice Coil Winding Material
Copper-clad aluminum
Voice Coil

Winding Depth
20mm / 0. 79in
Voice Coil Diameter
75mm / 3"
Magnetic Gap Depth
7mm / 0. 28in
Magnetic Assembly
Weight
5. 4 kg / 13. 5 lbs
Flux Density
1. 3 T
Bl Factor
19. 3 T*m
Effective Moving Mass
0. 059 kg
Thiele-Small Parameters
Free Air Resonanace (Fs)
46. 0 Hz
D. C. Coil Resistance (Re)
3. 4 (4) ohms / 6. 0 (8) ohms
Total Quality Factor (Qts)
0. 32
Mechanical Losses (Qms)
6. 8
Electrical Losses (Qes)
0. 34
Equivalent Volume of Air (Vas)
102. 7 Liters
Effective Pistone Area (Sd)
538 sq. cm
Excursion (Xmax)
+/- 6. 0 mm
Max. Power Rating (Pe)
150W RMS sine wave
Inductance of V. C. (Le)

Efficiency (No)
2. 76%
Mounting Information
Overall Diameter
308mm / 12. 13 in
Overall Depth
102mm / 4 in
Bolt Circle Diameter
291mm / 11. 42 in
Baffle Cuotour Diameter Front Mount
278mm / 10. 95 in Rear Mount
274mm / 10. 9 in
Net Weight
7. 8 kg / 19. 5 lbs
Shipping Weight
8. 8 kg / 22 lbs