ESX VX21Pro User Manual
Audio Design, Tel. 07253-9465-14, Fax 946510, eMail: boxes@audiodesign.de, Internet: www.audiodesign.de
Dimensions & Weight
External Diameter:
Mounting Diameter:
Mounting Depth:
Shipping Weight:
545 mm
495 mm
335 mm
50,4 kg
VX21PRO
Dual Voice Coil
Subwoofer 54 cm
Power Handling
6000 Watts RMS / 12000 Watts Max.
Mechanical Components
• Diecast Aluminium Basket
• Glass-Fibre/Paper Cone
• High-Roll-Foam Surround
• Paper Dustcap
• 6 layer Nomex Spider
• Quad Magnet 4 x 150 oz (17.010 g)
• Magnet Size: Ø250 x 100 mm
• BASV Voice Coil Former
Recommended Enclosure
Ported Box
Vented Volume:
Port Diameter:
Port Area:
Port Length:
Tuning Freq. (Fb):
-3 dB Rolloff (F3):
210 L
2 x 200 mm
650 cm²
65 cm
33 Hz
28 Hz
Recommended Enclosure
Bandpass Box
Sealed Volume:
Vented Volume:
Port Diameter:
Port Area:
Port Length:
Tuning Freq. (Fb):
-3 dB Rolloff (F3):
100 L
150 L
2 x 200 mm
630 cm²
30 cm
50 Hz
27 Hz
Technical Specifications
Impedance
Voice Coil Diameter
Voice Coil Winding Height
Max. Linear Excursion
Max. Mechanical Excursion
Cone Area
Moving Mass
DC Resistance
Resonance Frequency
Mechanical Q-Factor
Electrical Q-Factor
Total Q-Factor
Equivalent Air Volume
VC Inductance
Flux Density
Efficiency 1W/1m
Max.In-Car Sound Pressure
Zn
Ø
Xmax
Xmax (Peak)
Sd
Mms
Re
Fs
Qms
Qes
Qts
VAS
Le
B/L
SPL
SPL
2 + 2 Ohms
100 mm
80 mm
+/- 23 mm
+/- 35 mm
1662 cm²
486,96 g
1,8 + 1,8 Ohms
27,4 Hz
6,51
0,64
0,58
265,9 L
1,45 mH
21,6 N/A
92 dB
160 dB
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