The Qualiton Filter is a high-performance vacuum tube power line filter designed for demanding audiophile systems. It stands apart as the world’s first power filter to feature a vacuum-tube based active electromagnetic interference (EMI) cancellation circuit, powered by 6H30Pi double triodes. This a...

The Qualiton Filter is a tube linear power filter utilizing Russian double triodes 6H30Pi for noise suppression and voltage spike protection.
This active filter addresses a wide range of noise, including DC components, enhancing audio signal quality for electronic devices.
Featuring premium Furutech connectors, it ensures reliability, minimizes signal loss, and exemplifies high-quality component integration.