Ruby Tubes
Ruby Tubes selected tubes for amplifiers
A Ruby Tubes LLC established in1984 by Tom McNeil, who is still working in the company as the owner and president.
Who made Ruby tubes?
The Ruby Tubes are selecting many types of tubes made by few manufacturers in the globe. The Ruby Tubes made by known manufacturers in Russia, Slovakia and China.
How the Ruby tubes selected?
Once the tubes are engineered and selected completed, the tubes are sent to the US for a battery of comprehensive testing. At the home-based warehouse use custom-designed equipment for precision and accuracy in our readings. Each tube is evaluated on a series of performance standards and features such as dependability, microphonics, mechanical noise, plate current and transconductance. Tubes are also independently inspected by hand during quality control checks.
Is there any warranty for Ruby Tubes?
Yes, all tubes in Ruby boxes are under 6 month warranty to customer.