Amber 4 Extremely plug-in suite from Acustica Audio

Acustica Audio’s newest launch makes use of their Hyper expertise and new Aria engine to ship an enhanced model of their standard Amber 4 plug-in suite. Amber 4 Extremely supplies trustworthy fashions of Class a gear together with pair of EQs together with a compressor and preamp, all of which profit from enhanced graphics and improved audio efficiency.


The 2 EQ plug-ins included within the suite come within the type of Amber 4 Extremely and Amber 4 Stereo Extremely. Every current a matching set of controls, with the Stereo variant outfitted with an unbiased set for every channel. There are 4 bands current, every of that are outfitted with frequency and positive aspects controls; the low- and high-mid bands function a width parameter, while the low- and high-frequency bands are kitted out with a management that makes it potential to shift between peak and shelf filter sorts.

Amber 4 Extremely incorporates a steady management that makes it potential to focus on mid, left/proper and facet alerts, whereas Amber4 Stereo Extremely supplies particular person management over the left/mid and proper/facet channels. Acustica say that the previous might be thought-about one of the highly effective, low-noise parametric EQs obtainable within the digital area, and promise that the latter represents of of essentially the most musically clear EQ choices of their assortment.

Compressor & Preamp

Amber 4 Comp Extremely then fashions a Class-A opto compressor unit, counting on the corporate’s Hyper expertise to ship a clear dynamics processor. All the parameters you’d anticipate to see on a compressor are current, together with helpful additions corresponding to side-chain filtering, variable stereo linking, a mid, left/proper and facet sign mix management and built-in parallel compression.

Amber 4 Pre Extremely then rounds of the gathering with no fewer than eight emulations of Class a preamp designs. Each solid-state and valve-based models are current, all of which profit from a easy set of controls that embrace enter and output ranges together with Preamp (achieve) and Filter (high-pass).

Due to the brand new Aira engine, every of the plug-ins now assist dynamic and real-time metering shows together with the corporate’s Anti-Aliasing algorithm, in addition to boasting lowered CPU consumption in comparison with their predecessors.


Amber 4 Extremely is supported on PCs working Home windows 10 or 11, and Macs working macOS 10.15 and better. VST2, VST3, AU and AAX plug-in variations can be found.

Pricing & Availability

Amber 4 Extremely is offered now, and is being provided for an introductory worth of €89 till 26 February 2024, after which it should value €209.


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