A rare vintage Japanese spring reverb now it’s free — Acustica Audio is offering Silver FREE Vol 1 for the Silver Reverb which is available free of charge through Aquarius.
Silver is a suite of Acqua plug-ins, made by Acustica Audio, consisting of three FREE players available on Windows and macOS in the following formats: VST, VST3, AAX, and AU. The plugin simulates real space reverb of physical spaces, or sampled equipment.
What Is Silver Volume 1?
Silver Volume 1 is a reverb effect which runs with Silver FREE by Acustica Audio. This volume has just one emulation from a vintage solid-state spring reverberation unit, called SHADOW RA-500.
Silver Volume 1 reproduces a vintage Japanese Spring Reverb which was built in the 70s by a renowned Japanese company in Tokyo, Japan.
The product was first marketed as a prosumer reverb unit for use with a stereo set.
This reverb has a unique vibe, plus it is easy to control, and it fits perfectly with vocals!

How to Get Acqua Silver Volume 1 for Free
To install correctly any Silver Volume, is mandatory to install the Silver FREE first.
Please follow these steps:
- Click here to Install Acqua Aquarius Desktop application.
If you have already installed it, just launch it from your machine. - Log-in on the Aquarius Desktop application using the user-name email and the password you used to register your account on Acustica Audio website’s.
- Click on the “purchased” page, and scroll down until you find Silver FREE or verify that it is updated to the latest release (mandatory step).
- If Silver FREE is not installed yet on your machine, click on the installation button.
- Select the correct plug-in format for the installation from the drop-down menu and click install.
- Aquarius Desktop application will download, install, and authorize Silver FREE automatically.

- Then Check for “Silver Volume 1” in the “purchased” page in the Aquarius Desktop application.
- Select the correct plug-in format for the installation from the drop-down menu and click install.
- Again, Aquarius Desktop application will download, install, and authorize Silver Volume 1 automatically.

- Open your DAW and enjoy your new Free plugin! ?
P.S. Some DAWs require you to restart your machine before using newly installed VST plugins.
Technical information
- Plug-in Format(s): VST2, VST3, AU, AAX
- System Requirements
- Available sample rates: 44.1 – 48 – 88.2 – 96 kHz
- Windows 10 compatible
- M1 macOS Monterey compatible