GZUF 60SQ-A - Loudspeaker Ground Zero - Free user manual and instructions

Product Type	SQ Midrange / Full Range Loudspeaker
Speaker Size	60 mm / 2.36"
Nominal Impedance	4 ohms
Frequency Response	300 Hz – 20 kHz
RMS Power Handling	50 Watts (300 Hz HPF @ 12dB/oct)
Maximum Power Handling	80 Watts (300 Hz HPF @ 12dB/oct)
Sensitivity (SPL)	84 dB
Voice Coil Diameter	25 mm / 1" copper
Cone Material	Black anodized aluminum
Basket Material	Fiber reinforced plastic
Motor Type	Neodymium magnet
Outer Diameter	89 mm / 3.5" (with mounting ring)
Mounting Diameter	72 mm / 2.83" (without ring)
Mounting Depth	36 mm / 1.42"
Protection Grill	GZ-design hexagon (two installation versions)
Warranty	Limited; details from retailer
Certification	Verified with KLIPPEL®
Recommended High-Pass Filter	300 Hz @ 12 dB/oct

Frequently Asked Questions - GZUF 60SQ-A Ground Zero

What is the recommended crossover frequency for the GZUF 60SQ-A?

For optimal performance, use a high-pass filter at 300 Hz with a slope of 12 dB/octave. This protects the speaker from low frequencies it cannot reproduce efficiently.

What is the power handling of this speaker?

The RMS power handling is 50 Watts, and maximum power handling is 80 Watts, both with a 300 Hz high-pass filter at 12 dB/octave.

Can the GZUF 60SQ-A be used as a full-range speaker?

Yes, it is designed as a midrange/full-range speaker. However, for best results, it is recommended to use it as a midrange in a multi-way system with a subwoofer for bass.

What are the mounting dimensions?

The outer diameter is 89 mm (with mounting ring), mounting diameter is 72 mm (without ring), and mounting depth is 36 mm.

Is the GZUF 60SQ-A compatible with 4-ohm systems?

Yes, its nominal impedance is 4 ohms, making it compatible with most car audio amplifiers.

What materials are used in the speaker construction?

The cone is black anodized aluminum, the basket is fiber reinforced plastic, and the motor uses a neodymium magnet. The voice coil is 25 mm copper.

Does the speaker come with a protection grill?

Yes, it includes a GZ-design hexagon protection grill with two installation versions (Grill A and Grill B).

What is the sensitivity of the GZUF 60SQ-A?

Sensitivity is 84 dB at 1W/1m, which is typical for a high-quality midrange driver.

How should I wire this speaker in a 3-way system?

Use an amplifier with an integrated active crossover or DSP. Connect the speaker to the midrange output, set the high-pass filter to 300 Hz and low-pass to around 4-5 kHz for tweeter transition.

Is the GZUF 60SQ-A Klippel verified?

Yes, it is Klippel® optimized, ensuring high-quality linearity and performance through advanced measurement and development.

USER MANUAL GZUF 60SQ-A Ground Zero

Verified with KLIPPEL®

GROUND ZERO is using the worldwide accepted KLIPPEL ^® R&D Analyzer KA3 measurement system for speaker development during the German in-house development as well as for QC reporting for most production lines at the factory. The results of LPM and LSI measurements are the basis for evaluating and verifying further development enabling to offer perfectly working products in any practical application. Continuous and advanced trainings for development employees ensure the highest possible qualification.

KLIPPEL® is a registered trademark of KLIPPEL GmbH

Verkabelung 3-Wege Setup

SQ Midrange / Full Range Loudspeaker

GZUF 60SQ-A

(AWV2.1)

Owner's Manual

Introduction

Thank you for choosing a GROUND ZERO product and welcome to your new URANIUM series loudspeaker! This is the owner's manual providing instructions on the operation and installation of this SQ loudspeaker. Please, read it carefully. If you have any further questions, please contact your local GROUND ZERO dealer or our regional distribution partner. The midrange loudspeaker is one of the most important parts of your car audio system. However, it will only be able to deliver its full performance when each part of the whole system is tuned carefully matching each other. Therefore, we recommend consulting a car audio specialist to compile the desired sound system, as well as for installation and tuning. We hope you will enjoy the sound quality of an enthusiastic development by the GROUND ZERO engineering team!

URANIUM Series – Amazing Sound Quality

Products belonging to the GROUND ZERO URANIUM series stand for high-end sound quality or extreme power handling capability.

Each product of the URANIUM line-up has been developed carefully to fulfill the demands of music enthusiasts with high audiophile expectations at a reasonable price level. Applying all of Ground Zero's sound quality competition experience while tuning the product details carefully, results in emotional and amazing audio reproduction. The distinguished amplifiers point out the main purpose by their designation: SQ beyond the average!

Terms of Warranty

The limited warranty for this product is covered by GROUND ZERO's regional distribution partners and their terms and conditions. For further information contact your local retailer or regional distributor.

General installation note

• Never drill a hole to the vehicle's gas tank or brake lines, to wirings or any other important vehicle parts!
• Never pass wires over sharp edges or vehicle parts due to avoid any kind of damage
• Keep the wiring away from the antenna and electronic devices contributing to radio reception
• Lay the power supply wiring always separated from speaker wiring to avoid disturbance

URANIUM SERIES

SQ Midrange / Full Range Loudspeaker

GZUF 60SQ-A

Features

• SQ midrange / full range loudspeaker
- Klippel ^® optimized
- Black anodized aluminum cone
• GZ-design fiber reinforced basket
• High-efficient, linearized neodymium motor
• Durable rubber surround
- GZ-design hexagon protection grill (two installation versions)

Specifications

Model	GZUF 60SQ-A
Speaker type	60 mm / 2.36" SQ midrange speaker
Impedance (nominal)	4 ohms
Frequency response	300 Hz – 20 kHz
Basket	Fiber reinforced plastic
Cone	Black anodized aluminum
Motor	Neodymium magnet
Voice coil	25 mm / 1" copper
Power handling (RMS)	50 Watts (300 Hz HPF @ 12dB/oct.)
Power handling (max.)	80 Watts (300 Hz HPF @ 12dB/oct.)

Technical Parameters (TSP)

Resonance frequency	150 Hz
Efficiency (SPL)	84 dB
R_e	3.9 ohms
Q_ms	5.12
Q_es	0.74
Q_ls	0.64
V_as	0.5 L / 0.018 cu ft
M_ms	1.9 g
B_L	3.0 Tm
R_ms	0.3 kg/s
C_ms	0.68 mm/N
L_E	0.12 mH
Xmax (excursion)	4 mm / 0.16" (p2p)

Dimensions

Dimensions

Outer diameter (A)Mounting diameter (B)Mounting depth (C)

89 mm / 3.5" (with mounting ring)72 mm / 2.83 (w/o mounting ring)61 mm / 2.4"36 mm / 1.42"

Verified with KLIPPEL®

GROUND ZERO is using the worldwide accepted KLIPPEL® R&D Analyzer KA3 measurement system for speaker development during the German in-house development as well as for QC reporting for most production lines at the factory. The results of LPM and LSI measurements are the basis for evaluating and verifying further development enabling to offer perfectly working products in any practical application. Continuous and advanced trainings for development employees ensure the highest possible qualification.

KLIPPEL ^® is a registered trademark of KLIPPEL GmbH

3-way setup wiring

Amplifiers with integrated active crossover or with DSP

Amplifiers with integrated active crossover or with DSP

Listening to music can be emotional, impressive, relaxing or enjoyable. At that, it doesn't really matter what kind of music is the personal favorite, whether it's Instrumental, Jazz, Electro, Latin, Classic, Rock or any other music direction. However, audio reproduction quality at each desired volume is elementary. Some music styles require higher levels while others prefer the soft tones. GROUND ZERO considers all the different wishes of customers during the development of new products. Along with this, the target is to create the most realistic sound, to transfer the soul of the music and the intention of the performer. Summarized to one phrase: RESPECT THE MUSIC!

Sicherheitshinweise / Safety instructions

Safety instructions: Keep all parts of the content and the packaging away from children and pets to avoid accidents and the risk of suffocation. Permanently extreme levels of over 85 dB can lead to irreparable damage to the hearing. Music systems with high amplifier output power can reach levels of 130 dB or more. Extreme levels can also hinder the perception of important traffic noises and distract from what is happening on the road. Ground Zero GmbH and its sales partners expressly assume no responsibility for hearing damage, physical damage or any damage to property or consequential damage resulting from improper or careless use or improper installation of its products. In particular, any claims are forfeited through the use under competitive conditions.

Manufacturer's declaration: Hereby, Ground Zero GmbH declares that this product conforms to the rules of the following EU directives (including all applicable changes): 2011/65 / EU RoHS2 and 2001/95 / EC directive on general product safety.

The full text of the EU declaration of conformity is available at www.ground-zero-audio.com. Loudspeakers contain magnetized metals and some valuable raw materials and must not be disposed of with normal household waste. Please leave defective or no longer required components to a local recycling facility at the end of their practical use.

GROUND ZERO products are engineered in Germany

GROUND ZERO - international sponsor of

Ground Zero GmbH

Erlenweg 25, 85658 Egmating, Germany

Tel. [phone] Fax -8310

www.ground-zero-audio.com