Electro-Harmonix 6550 Matched Power Tubes Medium Sextet

The Electro-Harmonix 6550EH power tube is the finest current production tube for any amp using 6550 or KT88 valves The 6550EH offers the maximum power of any 6550 with the linearity that guitar and bass players want With 42 watts of plate dissipation in tetrode operation and 44 watts in triode, the 6550EH offers an improvement in power over even the most desirable vintage types including the Tung-Sol 6550 and Genelex KT88 This extra headroom in a 6550EH equipped amp means bass players can