User Manual

SPECIFICATION GX12D2 GX12D4
Nominal Impedance (Z) 1.85 ohms 3.50 ohms
DC Resistance (Re) 3.70 ohms 7.00 ohms
Resonance Frequency (Fs) 21.23 Hz 21.80 Hz
Piston Area (Sd) 0.0499 m
2
0.0499 m
2
Force Factor (BL) 17.35 Tm 20.77 Tm
Mechanical Q Factor (Qms) 3.63 3.25
Electrical Q Factor (Qes) 0.30 0.34
Total Q Factor (Qts) 0.27 0.31
Sensitivity 1W/M (SPL) 87.44 dB 87.72 dB
Mechanical Compliance (Cms) 0.31 mm/N 0.35 mm/N
Moving Mass (Mms) 180.89 g 152.42 g
Linear Excursion (Xmax) 9 mm 9 mm
Volume Acoustic
Compliance (Vas)
107.90 Ltr
3.81 cu ft
121.48 Ltr
4.29 cu ft
Reference Efciency (NO.)
0.33% 0.36%
Nominal Power (Pe)
400 Watts 400 Watts
Peak Power
00 Watts 00 Watts
Frequency Response
30-500 Hz 30-500 Hz
Voice Coil Diameter
2.5in/63.5mm 2.5in/63.5mm
Displacement
0.10 cu ft/2.72 Ltr 0.10 cu ft/2.72 Ltr
Overall Diameter (A)
12.50in/317.50mm 12.50in/317.50mm
Cut Out Diameter (B)
11.25in/285.75mm 11.25in/285.75mm
Mounting Depth (C)
6.26in/159mm 6.26in/159mm
GX12D2 / GX12D4
Sealed Enclosure
Box External Dimensions 14.00” x 14.00” x 10.43”
Material Thickness 0.75”
Net Internal Volume .71 cu ft
Qtc 0.70
Detail Size Quantity
Top/Bottom 14.00” x 10.43” 2
Front/Rear 14.00” x 12.50” 2
Left/Right 8.94” x 12.50” 2
B
A
C
10.43 in
14.00 in
14.00 in
Enclosure Recommendations
Speaker and port displacement are already taken into account for recommended enclosures
8
8