Softube has announced new audio plugin which offers its take on the legendary dual-channel variable-mu tube compressor. Bus Processor 670 delivers the characteristic weight & warmth of the original with added saturation control, spatialization, and sidechain features.
This plug-in is the product of our quest to discover where the magic of the mythological 670 hardware lies – and distil it. Modern, musical, and that special kind of magical, Bus Processor 670 delivers the unmistakable weight and warmth of the original. Plus, added saturation control, spatialization, and sidechain features for a flexible, modern workflow.
Finally, this rare, sought-after, and expensive dual-channel variable-mu tube compressor has transcended its original form so it can transform your mix or master. Simsalabim.
Available in VST/VST3, AU and AAX plugin formats for Windows and macOS, Bus Processor 670 is on sale for the intro price of $99 USD at the Softube store and from distributors such as Plugin Boutique and AudioDeluxe (regular $149 USD).
Customers at AudioDeluxe can get an additional 10% discount on a purchase with coupon SUMMER2026 at the checkout for a limited time.

