TELEFUNKEN 6550-TK power tubes are meticulously crafted to deliver exceptional performance and sonic excellence in guitar and audio amplifiers. These tubes, renowned for their durability and tonal characteristics, are a premium choice for musicians and audiophiles seeking to elevate their sound.

A Legacy of Power and Performance

The 6550 tube, originally developed by Tung-Sol in 1955, has a rich history in audio amplification. Based on the 6L6 tube, the 6550 boasts higher gain and enhanced stability, making it a popular choice for demanding applications. Its ability to deliver 35 watts of output power has made it a staple in guitar amplifiers from renowned brands like Marshall, Fender, and Ampeg, as well as in Leslie speaker systems.

TELEFUNKEN's Commitment to Quality

TELEFUNKEN vacuum tubes are crafted to meet the highest standards of audio production and reproduction. Produced in partnership with JJ Tubes in Slovakia, these tubes undergo rigorous testing to ensure they meet TELEFUNKEN's exacting specifications. Each tube is meticulously evaluated for parameters like transconductance, gain, noise and microphonics, guaranteeing optimal performance and sonic integrity.