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The Emission Labs website is for product presentation.
Sales is via external companies.
EML45, burning in Yamamoto A08-S amplifier
Welcome to Emission Labs – the official home of high-quality Directly Heated Tubes. Founded in 2001, we’ve been manufacturing in our own Czech factory, with every step done in-house — from glazing tube bases to producing cathode wire and emission materials. Our commitment to sound quality, durability, and reliability is backed by our 5-year extended warranty.