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  • Groove Tubes® GT-EL84-R MED QUARTET

    Groove Tubes® GT-EL84-R MED QUARTET

    Music Den Price: $119.99
    Exhibits many of the same characteristics as the EL34, but with a power output of roughly 5-8 watts. Very creamy and smooth; used in many modern class "A" amps. Nearly every modern tube amp company produces a small amp, and Groove Tubes EL84's are a...
  • Groove Tubes® GT-EL84-R MED DUET

    Groove Tubes® GT-EL84-R MED DUET

    Music Den Price: $59.99
    Exhibits many of the same characteristics as the EL34, but with a power output of roughly 5-8 watts. Very creamy and smooth; used in many modern class "A" amps. Nearly every modern tube amp company produces a small amp, and Groove Tubes EL84's are a...
  • Groove Tubes® GT-EL34-R MED DUET

    Groove Tubes® GT-EL34-R MED DUET

    Music Den Price: $99.99
    The original power platform behind most high-powered British guitar stacks from the '60s onward. Output is generally between 20 and 25 watts, with pronounced mid-range punch, tight low end and crisp top end that breaks up relatively smoothly and gets a...
  • GT-E34LS Med Duet

    GT-E34LS Med Duet

    Music Den Price: $79.99
    The original power platform behind most high-powered British guitar stacks from the '60s onward. Output is generally between 20 and 25 watts, with pronounced mid-range punch, tight low end and crisp top end that breaks up relatively smoothly and gets a...
  • Groove Tubes® GT-6L6-R MED QUARTET

    Groove Tubes® GT-6L6-R MED QUARTET

    Music Den Price: $159.99
    A medium-output power tube (generally 20-25 watts) often used in Fender® professional amplifiers including the Bassman®, Bandmaster®, Concert, Dual Showman®, Hot Rod™ Series, Pro Series, Super Reverb®, Tremolux™, Twin,...
  • Groove Tubes® GT-ECC83-S SELECT

    Groove Tubes® GT-ECC83-S SELECT

    Music Den Price: $29.99
    GT-12AX7/ECC83-S tubes pass every Groove Tubes premium certification for microphonics, hum, physical characteristics and function. Quite simply the best 9-pin triode preamp tubes you can buy — specifically designed and tested for musical...
  • 12AU7 PreAmp Tube

    12AU7 PreAmp Tube

    Music Den Price: $24.95
    Peavey 12AU7 PreAmp Tube 03565610  Fits many guitar tube amps Popular preamp tube Easy installation process Legendary Peavey reliability