Fern and Roby Isolation Feet Tube Amps The 1 micron ultra-thin PET

The 1 micron ultra-thin PET diaphragm uses FiiO's patented dual coating

and electrostatic driver configuration in a premium universal shell

1 percent at 1kHz

bass is articulate and controlled rather than boomy or exaggerated

sound quality is the whole pitch

Fern and Roby Isolation Feet Tube Amps The 1 micron ultra-thin PETFern and Roby's Isolation Feet are a versatile vibration damping solution for turntables and audio components: machined from 6061 aluminum with a visco elastic polymer core and a cork bottom layer, providing genuine isolation from floor and shelf vibration for any component that benefits from a quieter mechanical environment. Build and Materials 6061 aluminum body, black anodized and laser engraved. High quality visco elastic polymer isolation