DiBiQuadroAudio
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For Windows and macOs [VST3/AU/AAX]
Introductory price is 00.0€
Regular price is 1M€
All links at: DiBiQuadroAudio
Mars800Free (Full)

Introductory price is 00.0€
Regular price is 1M€
All links at: DiBiQuadroAudio
Mars800Free (Full)



Mars800Free is a faithful simulation of one of the most iconic amp heads in rock history, capturing the essence of a powerful, single-channel amp with raw, unfiltered tone. Designed with EL34 power tubes, it offers the unmistakable bright, gritty, and punchy sound that defined countless classic rock and metal tracks.
With controls for Gain, Bass, Mid, Treble, Presence, and Master Volume, Mars800 responds well to adjustments, delivering anything from a thick crunch to a searing lead tone. While it’s simple in layout, this amp simulation is powerful in sound, achieving a natural, organic distortion that’s clear and dynamic. Loud and unapologetically bold, Mars800 is the perfect choice for players who crave an authentic rock sound with vintage grit and modern reliability.

Non-Plus-Ultra Preamp
Our Non-Plus-Ultra reproductions bring a completely new philosophy to the table: being able to shape your tone by giving total access to the circuit components. Managing each gain stage level, shaping the tone-stacks or modifying the tubes characteristics: there is virtually no limit to what you can achieve with our plugins!

Pwr/Cabs: Non-Linear Convolution
- a tube power amp
- a cabinet/speaker
- a microphone
- and a high-end studio preamp
This chain is sampled as a unique block to preserve the correct interaction between the specific power amp and the speakers. Our 64-bit (double precision) NLC engine allows up to 40 kernels (harmonics). In addition, a complete set of parameters allows the full control over the power amp headroom, the type of clipping and the interaction of the negative feedback with the Presence knobs.
The proprietary solutions just described are grouped under a common acronym: DNC+ (Double-Precision Non-Linear Computing and Convolution).
Mars800Free is delivered with 4 Pwr/Cabs.
Shaper
The input signal can be processed by activating a shaper before the preamp. This block allows to select one of the following:- Low Cut
- Mid Boost
- Graphic Equalizer
- Parametric Equalizer
- Compressor
- Overdrive
- Distortion
Wah, Overdrive & Distortion — Fully Tweakable!
All DiBiQuadro amp simulations include the following effects, fully tweakable at component level:- A beautifully voiced Wah effect. The frequency parameter can also be automated via your DAW.
- An Overdrive with two modes: TS (symmetric clipping) and SD (asymmetric clipping).
- A Distortion with three modes: MDP (Distortion+ style), and 250/308 (Classic Preamp) modes.
Both Overdrive and Distortion allow to select the type of diode:
- Silicon
- Germanium

Automations
The Renderer
The Renderer is a stand-alone application to process an input wave file in OffLine mode. It can be invoked via command line too. Its purpose is to render long and processing demanding configurations (e.g. high upsampling).How to install (TRIAL or FULL)
Just checkout your product on DiBiQuadro website and use Center.
No iLok required!
Just checkout your product on DiBiQuadro website and use Center.
No iLok required!
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