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GZUC 650SQ-II
GROUND ZERO GmbH – Erlenweg 25 – 85658 Egmating – Germany
GroundZeroAudioCom
www.ground-zero-audio.com
info@ground-zero-audio.com
Page 2
Model
GZUC 650SQ-II
Impedance
4 Ohm
Frequency response
40Hz – 24kHz
Cut-off frequency
2800 Hz ( 12 dB )
SPL 1W/1M
90 dB
Power Watt RMS
130
Power Watt Maximum
210
Crossover
2- Way
Crossover parts
Air coils / MOX resistors / MET & Elko capacitors / PTC
Crossover function
Adjustable tweeter level and highpass
Midwoofer
Tweeter
Cone (Dome)
WFWC (1Layer glass fibre / 1layer wood fibre)
High shape coated silk dome
Cone color
Brown
Black
Surround
U-Shape rubber
Coated silk
Dustcap
Coated cloth fibre with dark grey logo print
-
Basket / Frame material
Euro-Din Aluminum cast
Front: ABS plastic / Back: Machined aluminum
Basket / Frame color
Dark grey powder coated
Front: Black / Back: Copper anodized
Terminal
Chrome push terminal
Cable
Magnet
1 x Ferrit 90 x 15 mm (3.54“ x 0.59“)
1 x Neodymium with coupled chamber
Voice coil
30.5 mm / 1.2“ copper round wire
25 mm / 1“ copper round wire
Voice coil former
Aluminum
Aluminum
RE
3.4 Ohm
3.4 Ohm
SPL
88 dB
91 dB
FS
63.5 Hz
750 Hz
QMS
7.34
QES
0.60
QTS
0.55
VAS
9.5 L / 0.335 cu.ft
MMS
16.2 Gr
BL
6.1 N/A
RMS
0.9 kg/s
CMS
0.39 mm/N
LE
0.38 mH
Linear Excursion
+ / - 5 mm / 0.2 “
X Max
10 mm / 0.39“
Frequency response
40 Hz – 3.5 kHz
2 – 24 kHz
Outer diameter
165 mm / 6.5”
54 mm / 2.13” (44 mm / 1.73”)
Mounting diameter
145.7 mm / 5.74”
48 mm / 1.89”
Mounting depth
66 mm / 2.6”
22 mm / 0.87”
GZUC 650SQ-II
TECHNICAL SPECIFICATIONS
GROUND ZERO GmbH – Erlenweg 25 – 85658 Egmating – Germany
GroundZeroAudioCom
www.ground-zero-audio.com
info@ground-zero-audio.com
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A
165 mm / 6.5”
B
147.5 mm / 5.74”
C
66 mm / 2.6”
D
104 mm / 4.09“ (90 mm / 3.54“)
E
4 mm / 0.16“
F
130 mm / 5.12“
G
85 mm / 3.35“
H
34 mm / 1.34“
I
54 mm / 2.13” (44 mm / 1.73”)
J
31.5 mm / 1.24“
K
22 mm / 0.87“
L
33 mm / 1.3“
M
48 mm / 1.89” (incl. bracket)
GZUC 650SQ-II
TECHNICAL SPECIFICATIONS
WFWC® “Wooden Fiber Woven Compound”
This state of the art cone material and its production technology combine extraordinary low distortion
of thin woven glass fiber and the outstanding strength of rough wooden fabric.
Due to its light weight this cone offers perfect and precise sound quality.
A
E
C
F
D
B
G
H
I
J
K
L
M
GROUND ZERO GmbH – Erlenweg 25 – 85658 Egmating – Germany
GroundZeroAudioCom
www.ground-zero-audio.com
info@ground-zero-audio.com
Page 4
GZUC 650SQ-II
TW-Level
Wirkung / Effect
- 6 dB / - 4 dB / - 2 dB
/ 0 dB / + 2 dB
5-Stufige Individuelle Hochton-Anpassung
5 stepped individual Tweeter adjustment
TW
Wirkung / Effect
Norm (Linear)
Empfohlen bei +2dB und 0dB TW-Level Einstellung
Recommended for +2dB and 0dB TW-Level adjustment
Soft
Hochtonabsenkung unterhalb 5 kHz
Empfohlen, falls eine dezentere Hochtonwiedergabe erwünscht ist und bei TWLevel -2dB / -4dB und -6dB
Tweeter level decrease below 5 kHz
Recommended if a discreet tweeter performance is requested and at TW-Level 2dB / -4dB and - 6dB .
CROSSOVER FUNCTIONS
GROUND ZERO GmbH – Erlenweg 25 – 85658 Egmating – Germany
GroundZeroAudioCom
www.ground-zero-audio.com
info@ground-zero-audio.com
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GZUC 650SQ-II
FREQUENCY CURVES
On-Axis
45° off-axis
TW-Level
+2 dB
0 dB
-2 dB
-4 dB
-6 dB
Norm
Soft
GROUND ZERO GmbH – Erlenweg 25 – 85658 Egmating – Germany
GroundZeroAudioCom
www.ground-zero-audio.com
info@ground-zero-audio.com
Page 6
GZUC 650SQ-II
WIRING DIAGRAM
GROUND ZERO GmbH – Erlenweg 25 – 85658 Egmating – Germany
GroundZeroAudioCom
www.ground-zero-audio.com
info@ground-zero-audio.com
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