
Gravity
Gravity GR-BASS2.0 Car Audio Digital Bass Processor
★★★★★
Dial in your car's low-end with precise bass control that restores punch without sacrificing clarity.
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Overview
Key Features
Dash Mount Remote Control
PFM Subsonic Filter & Bass Level Contro
Illuminated logo and knobs
Bass Maximizer indicator
Bass Equalization circuit
Specifications
Output Level
13.5V RMS
Maximum Input Level
15V RMS
Frequency Response
10–100,000 Hz
Signal-to-Noise Ratio
-130 dB
THD Rating
0.003%
Input Noise Rejection
60 dB
Input Impedance
10,000 ohms
Output Impedance
150 ohms
Subsonic Filter
Yes (PFM)
Bass Maximizer
Yes
Control Type
Dash-mount wired remote
Pros & Cons
👍 Pros
- 13.5V RMS output level gives clean headroom for most amplifier inputs without signal degradation.
- The -130 dB signal-to-noise ratio keeps your audio floor extremely quiet, so bass boost doesn't introduce hiss.
- 0.003% THD rating means the processor adds virtually no audible distortion to the signal.
- Subsonic filter prevents subwoofer damage and port noise from ultra-low frequencies your system can't handle.
- Illuminated knobs and logo make in-dash adjustments accessible in low-light conditions.
👎 Cons
- The wired remote is a physical install — running the cable neatly through the dash adds setup time compared to wireless options.
- Bass Equalization circuit offers general tuning rather than a parametric or multi-band EQ, limiting precision for complex system calibration.
- Pre-formatted output is fixed at 150 ohms impedance, which may not be optimal for every amplifier input stage.
- No built-in crossover — you'll still need a dedicated crossover or amp with one for a full active system.
Frequently Asked Questions
Will the GR-BASS2.0 work with my factory head unit?
Yes — it's designed to integrate with most factory and aftermarket head units. It sits in the signal chain between your head unit and amplifier, so no special head unit features are required.
What does the subsonic filter actually do for my system?
The PFM subsonic filter cuts frequencies below the range your subwoofer can cleanly reproduce — typically below 20Hz. This prevents your sub from wasting power on inaudible content and reduces distortion and port noise on ported enclosures.
Is the dash-mount remote easy to install?
It's a straightforward wired remote that mounts in a standard single-DIN or bracket location on your dash. The illuminated knobs make it easy to adjust on the fly without taking your eyes off the road for long.
What's the benefit of the Bass Maximizer indicator?
The Bass Maximizer indicator lights up to show when the processor is actively boosting low-frequency content. It helps you avoid over-boosting, which can push your amplifier into clipping.
Does it require external power?
Yes, it requires a 12V connection from your vehicle's electrical system — standard for any inline audio processor.