Crunch GTX1200.2D – two-channel amplifier

Description

Crunch GTX1200.2D Amplifier – GRAVITY GTX Series

In the test of the German magazine Car&HiFi 3/2025, Crunch GTX1200.2D model was classified as a higher class (Oberklasse)
with the following opinion:

“A series of small, high-performance amplifiers.”

📄 Download Car&HiFi test 3/2025

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🔊 The compact power of the Crunch GRAVITY GTX series

Crunch GRAVITY GTX amplifier series includes modern models designed to meet the demands of today's market.
Their key advantages include:

• compact size,

• high efficiency,

• low power consumption,

• full compatibility with factory audio installations.

All amplifiers feature RCA inputs and high-level speaker cable inputs with EPS protection, which prevents installation errors.
Thanks to the automatic power-on feature, GRAVITY GTX amplifiers work seamlessly with factory units without RCA outputs.

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⚙️ Technology and features

Each model in the GRAVITY GTX series features:

• compact housing (width: 135 mm, height: 48 mm),

• efficient Class D technology,

• active HPF/LPF filters,

• wired bass controller,

• external current protection with fuse holder.

GRAVITY GTX amplifiers combine modern technology with aesthetic appearance – the illuminated CRUNCH in red and the model designation in white give the device a unique character.

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🔧 Crunch GTX1200.2D model – flexibility and precision

The Crunch GTX1200.2D is mid-power Class D amplifier a pair of speakers or a subwoofer .
With extensive configuration features and active crossovers, the amplifier allows you to perfectly match the sound to your car's audio system.

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✅ Application 1 – Powering a pair of speakers

• Built-in high-pass crossovers (HPF) cut off the lowest frequencies that load speakers and cause distortion.

• This makes the sound clean, clear and dynamic .

• The ability to boost the treble improves sound clarity in cars where the speakers are mounted low (e.g. in the doors).

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✅ Application 2 – Subwoofer Power Supply

• The amplifier allows for bridging channels , which allows you to power one subwoofer with a minimum impedance of 4 Ω .

• The low-pass crossover (LPF) cuts off the high frequencies, ensuring that the subwoofer operates solely in the bass band.

• The ability to increase low tones (bass boost) allows you to achieve a stronger, fuller sound.

• For subwoofers with an impedance of 1–2 Ω, it is recommended to use a single-channel monoblock amplifier .

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💡 Summary

Crunch GTX1200.2D amplifier is an excellent choice for those seeking a compact yet efficient power source for their car audio system.
It combines modern Class D technology , extensive configuration options , and attractive design – everything you expect from premium equipment at an affordable price.

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📦 Key features:

• Class D technology – high efficiency and low power consumption

• RCA and high level (EPS) inputs

• Active HPF/LPF crossovers

• Bass driver included

• Illuminated CRUNCH logo

• Compact housing: 135 × 48 mm

• Possibility of bridging channels

• External current protection