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21B-1700

Serie: 
Studio

MOUNTING INFORMATIONS

Overall Diameter: 
20 3/4"; 52.71 cm
Baffle Hole Diameter: 
19 1/2"; 49.53 cm
Depth: 
8 1/2"; 21.59 cm
Fixing Holes: 
6 1/4"; 0.64 cm
Flange Thickness: 
20"; 50.8 cm
Fixing Hole Diameter: 
5/8"; 1.59 cm
Sealing Gasket: 
Standard
Weight: 
42 lbs; 19 kg
Recommended Enclosure Volume: 
12.5 / 30
Shipping Weight: 
44 lbs; 20 kg
Packing Carton Dimension: 
10 1/2" / 21 3/4" / 21 3/4"
10 1/2" / 21 3/4" / 21 3/4"

ELECTRICAL MECHANICAL PARAMETERS

Peak Power: 
2 500 W
Power RMS: 
1 250 W
SPLo: 
101 dB
Surround: 
Wave
Dust Cap: 
Paper
Voice Coil Material: 
Co
Voice Coil Diameter: 
4.5"; 114.3 mm
Revc: 
5.40 Ω
Fs: 
24.00 Hz
Zo: 
108.00 Ω
Sd: 
0.17 m²
BL: 
19.34
no: 
2.56 %
Qms: 
8.72
Qes: 
0.50
Qts: 
0.47
Vas: 
850.64 Litres
X-Max: 
+/- 14.00 mm
Cms: 
229.62
Mms: 
182.96 g
Mmd: 
144.00 g

MOTOR IMPEDANCE PARAMETERS

Krm: 
6.25 Ω
Kxm: 
45.12 mH
Erm: 
0.84
Exm: 
0.71