ELECTRO-HARMONIX BEST KT88 A new geometry is utilised to reduce odd order harmonics for a sweet top end while the peak...

6CA7 SUBSTITUTES EL34'S Designed to exacting specifications of a Philips 6CA7, this classic pentode retains a high...

Beam power tetrode with a specially developed cathode coating, careful alignment of the grid, tri-alloy plate material...

The very dynamic and deep low end response of the long plate EH tube makes it an excellent choice in reverb driver and...

Low microphonics and excellent linearity offer a musical and harmonic soundstage. Copy of GE 6189, equivalent to the...

High gain, ultra low noise, Spiral filament for no hum. Short plate structure with improved materials result in no...