Click here to visit Doug's collection of Ruby Tubes
"Doug's Tube's Inc. is a family owned business that market's vacuum tubes and high end audio gear worldwide, with a physical location on Long Island, NY. Doug started Doug's Tubes over 21 years ago in April 2002. Originating from his love of guitar and audio, we have helped thousands of guitarists, audiophiles and recording engineers in their quest for tone. It is our top priority to offer a wide selection of tubes for guitar and hifi amps. We put all of our tubes through a demanding testing process to find the tubes with the best quality, low noise and most durability."
