6L6-EH CLASSIC ELECTRO-HARMONIX Matched Quad

Super updated version of the 6L6. Modelled on “RCA Blackplate” classic. Improved grid/plate for high power. Mica spacers & metal springs for no more rattling microphonics. eq.* 5881 6BG6 6L6GC/GT

Super updated version of the 6L6. Modelled on “RCA Blackplate” classic. Improved grid/plate for high power. Mica spacers & metal springs for no more rattling microphonics. eq.* 5881 6BG6 6L6GC/GT

The 6550EH offers excellent linearity, power handling capacity, heat dissipation. Four-pillar construction and mica spacers maintain a rugged mechanical reliability. Classic tone is sustained at a...

GOLD PLATED GRID   The 2A3EH gold vacuum tube is a triode with coated filament in the glass bulb, designed to amplify low frequency power in radio engineering devices.   Code QD-2A3EH Heig

The 6SN7EH is a beautiful sounding tube, on par with RCA’s red base 5692. It maintains a linear response while being able to accept a full voltage. Vintage amp users and audiophiles will be thrilled...