Electro Harmonix 6550 Pair

Electro Harmonix 6550 power tube. High heat capability, extra headroom due to 44 watts of plate dissipation (tetrode mode) characterize this power output tube from New Sensor, allowing for higher power output. Emphasis on the upper highs and lower bass. Excellent four pillar construction with leaded glass for long life and reliability. Price is for a pair.