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 performanceRuby 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 Ruby El34 Matched Power Tubes Quartet TUEL34BSTR-MQ Accessories, Amplifier Parts, Tubes for Instrument Amps, Power Tubes

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“Ruby El34 Matched Power Tubes Quartet“