Tag Archives: Ruby

Ruby El34 Matched Power Tubes …

Ruby El34 Matched Power Tubes   ...Ruby – Ruby El34 Matched Power Tubes Quartet
Ruby exclusive with large bottle, gold-plated grid, and extra internal anchoring. All Ruby output tubes are labeled on the base with the exact matching measurements for plate current and transconductance. By matching these parameters, optimal performance and long life are ensured. Comes with a 6-month replacement warranty.Ruby exclusiveLarge bottleGold-plated gridExtra internal anchoringLabeled on the base with plate current and transconductanceMatched parameters for optimal performance and long life6-month replacement warranty
Ruby, Power Tubes TUEL34BSTR-MQ

Ruby 6L6gcmstr Matched Amp Tubes …

Ruby 6L6gcmstr Matched Amp Tubes   ...Ruby – Ruby 6L6gcmstr Matched Amp Tubes Quartet
All Ruby output tubes are labeled on the base with the exact matching measurements for plate current and transconductance. By matching these parameters, optimal performance and long life are ensured for your amplifier. Ruby Tubes come with a 6-month replacement warranty.Labeled with matching measurements for plate current and transconductanceOptimal performance and long life6-month replacement warranty
Ruby, Power Tubes TU6L6GCMSTR-MQ