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GZRW 12XSPL
GROUND ZERO GmbH – Erlenweg 25, 85658 Egmating, Germany
GroundZeroAudioCom
www.ground-zero-audio.com
info@ground-zero-audio.com
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TECHNICAL SPECIFICATIONS
Product name GZRW 12XSPL
Product type Subwoofer driver
Outer diameter 311 mm / 12.24“
Mounting diameter 288 mm / 11.34“
Mounting depth 166 mm / 6.54“
Magnet dimension (2x) 170 x 20 mm
Total weight 9.0 kg
Voice coil diameter 75 mm / 3“ round wire
Voice coil winding height
Voice coil wire material Copper
Voice coil former material Aluminum
Top plate / height 10 mm / 0.39“
Linear excursion (one direction) 18 mm / 0.70“
Effective Xmax 45 mm / 1.78“
Top Plate and T-Yoke color Black
Basket material Steel
Basket color Yellow
Spider material (2x) POLYCOT
Surround type High-roll sandwich foam
Cone material Reinforced paper
Dustcap material Convex IMPP with 3-D logo
Magnet cover PVC
35 mm / 1.38“
Gasket material Foam
Terminal type Black-chromed push terminal
Power handling 1500WSPL (1000 WRMS)*
Impedance 2x 2 ohms
R
e (Seriel)
R
es
F
S
Q
ms
Q
es
Q
ts
Rms 9.347 kg/s
Cms 0.076 mm/N
Mms 328.5 gr
BL 18.34 N/A
SPL (1w/1m) 82.8 dB
V
AS
L
e
S
d
Recommended frequency range 35 – 100 Hz
Recommended amplifier power 800 – 1500 WRMS (
* max. power handling is only for recommended enclosure applicable
3,88 ohms
36.0 ohms
31.8 Hz
7.028
0.758
0.684
27.2 L / 0.96 cu.ft
3.377 mH
502,73 cm²
@ 4 / 1 ohms)
A
E
A 311 mm / 12.24“
C
B
C 166 mm / 6.54“
D 190 mm / 7.48“
E 6 mm / 0.24“
288 mm / 11.34“
D
B
GROUND ZERO GmbH – Erlenweg 25, 85658 Egmating, Germany
GroundZeroAudioCom
www.ground-zero-audio.com
info@ground-zero-audio.com
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POWER RECOMMENDATION
WIRING OPTIONS
GROUND ZERO GmbH – Erlenweg 25, 85658 Egmating, Germany
GroundZeroAudioCom
www.ground-zero-audio.com
info@ground-zero-audio.com
Page 4
ENCLOSURE RECOMMENDATION
Bassreflex /
(Grün / green)
Port (dimensions)
Portlänge / port length
F3(-3 dB)
Bassreflex /
(Orange / orange)
Port (dimensions)
Portlänge / port length
F3(-3 dB)
Bandpass 4thorder
(Blau / blue)
Port (diameter)
Portlänge / port length
Fb(tuning frequency)
Bandbreite /
bandwidth (-3dB)
Geschlossen /
(rot / red)
Qtc / F3(-3 dB)
vented
vented
sealed
70 Liter netto / 2.47 cu.ft. net
Recommended enclosure !
100 mm / 4”
160 mm / 6.3”
28 Hz
50 Liter netto / 1.77 cu.ft. net
Minimum volume
100 mm / 4”
220 mm / 8.66”
30 Hz
16 Liter netto geschlossen / 0.56 cu.ft. net sealed
40 Liter netto ventiliert / 1.41 cu.ft. net vented
limited frequency range
100 mm / 4”
290 mm / 11.42”
55 Hz
31 – 92 Hz
40 Liter netto / 1.41 cu.ft. net
Recommended enclosure volume
0.89 / 34 Hz
Geschlossen /
(violett / violet)
Qtc / F3(-3 dB)
sealed
30 Liter netto / 1.06 cu.ft. net
Minimum enclosure volume
0.94 / 36 Hz
GROUND ZERO GmbH – Erlenweg 25, 85658 Egmating, Germany
GroundZeroAudioCom
www.ground-zero-audio.com
info@ground-zero-audio.com
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