2-Channel Amplifier

GROUND ZERO offers a wide range of 2-channel amplifiers for each purpose starting at small and simple to integrate versions up to extremely powerful and low-impedance stable models.

Ultra Series

REFERENCE ULTRA SERIES – Ultra-High-End

After collecting detailed experience in SQ performance and general in-car audio reproduction for more than 25 years during the development of loudspeakers, subwoofers and amplifiers for highly demanding customers and having launched a wide range of car audio products used for sound quality competitions all over the world, GROUND ZERO had started to take advantage of all these gathered skills devising a very new and super high-end product line. For the most sophisticated demands, GROUND ZERO introduces an extraordinary two-channel amplifier and matching loudspeakers now! REFERENCE ULTRA series products are developed by highly attentive engineers from England, Sweden and Germany creating products for the most demanding customers without accepting any compromise in overall quality and SQ performance.

GZ ULTRA A-2

11210010:

Ultra-high-end analogue 2-channel amplifier

Reference Series

Pure High-End Sound Quality

The EISA awarded REFERENCE components obtain the highest attention and care during a long lasting development.
Without any compromise, each component is selected from the best ones available on the market.
Highest production quality and the most accurate supervision of every single part ensure not less than perfect performance, ultimate sound quality and workmanship for the highest demanding customer.
Emphasizing the high-end status of the REFERENCE products, each amplifier, speaker and subwoofer is finally certified by GROUND ZERO´s in-house quality department and delivered in a classy, logo-branded wooden box handmade in Germany.

GZPA Reference 2PURE

11220031: 2-channel high end SQ amplifier

Plutonium Series

High-End Experience

The products of the PLUTONIUM line are suitable for either ultimate SPL level or high-end sound quality. To achieve one of these targets, exceptional materials and technologies are applied during the development.
The technical, electrical and mechanical skills of the resulting products convince not only during worldwide SPL competitions but also High End enthusiasts with outstanding audio reproduction ability.
Starting from the market release, the subwoofers have set benchmarks in all SPL competitions around the world and have been awarded for best performance by numerous test magazines.

GZPA 2SQ

11221011: 2-channel high performance SQ amplifier

Uranium Series

Amazing Sound Quality

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!

GZUA 2SQ

11223020: High-performance 2-channel SQ amplifier

Hydrogen Series

High-Grade Technology

Products of the HYDROGEN series match with the demands of highly sophisticated customers.
Amazing performance, great sound quality and high SPL whenever required.
The subwoofers have been developed to handle a huge amount of input power reaching extremely high bass levels, to be used successfully even under competition conditions.
A matching 2-way component speaker system and a number of MINI amplifiers with compact dimensions for limited installation space complete this famous GROUND ZERO line-up.

GZHA MINI TWO

11224021: 2-channel class D compact amplifier

Radioactive Series

Advanced Dynamics

The RADIOACTIVE line offers a wide range of exceptional high efficient speakers and subwoofers for daily and SPL use. During the development GROUND ZERO focused especially on natural and dynamical audio reproduction of digitally compressed music.
Apart from some powerful amplifiers, the line contains extremely small amplifiers for limited space environments.

GZRA 2HD

11225030: 2-channel high-performance class D amplifier

Titanium Series

Premium Quality

The products of the TITANIUM line combine premium quality and high efficiency.
A wide range of dedicated speakers meet most of the customer´s need.
The amplifiers are equipped with sophisticated technology and encased by a posh heatsink with brushed titanium color surface.
Especially for trucks, GROUND ZERO offers two models of the TITANIUM amplifier line-up as a 24-Volt version.

GZTA 2255X-B

11226020: 2-channel high power class A/B amplifier

Iridium Series

Top Performance @ Entry Level

Representing the entry level of GROUND ZERO, the IRIDIUM line offers a lot of useful features and an amazing performance. The range contains a variety of affordable amplifiers, speakers and subwoofers for the daily use and for SPL purpose.
These are available as single drivers for custom-built applications as well as in loaded passive and active enclosures.

GZIA 2.85

11227113: 2-channel high quality class A/B amplifier

GZIA 2.135

11227114: 2-channel high quality class A/B amplifier

GZIA 2.240

11227115: 2-channel high quality class A/B amplifier

Competition Series

Realistic Stage Atmosphere

The experience of a real concert atmosphere or club feeling needs professional high SPL levels to be achieved.
This however, requires very special and powerful speakers as well as amplifiers. GROUND ZERO´s development department doesn´t make any compromise,
whenever the purpose of the product is that clear. Because of this, a COMPETITION product is the right choice for demanding customers with high SPL level expectations.

GZCA 1500.2-D2

11228013: 2-channel competition SPL amplifier

GZCA 1500.2-D2

11228013: 2-channel competition SPL amplifier