Ruby Tubes

Ruby Tubes


  • Ruby 12AX7ACZ HG

    Ruby 12AX7 ACZ High Grade
    $10.99
    Highest gain 12AX7, great for metal and hard rock. Selected high grade JJ ECC83.
  • Ruby 5AR4C

    Ruby 5AR4C
    $15.95
    Ruby 5AR4C
  • Ruby 5U4GC

    Ruby 5U4GC
    $15.00
    Ruby 5U4GC
  • Ruby 5Y3GT

    Ruby 5Y3GT
    $15.00
    Ruby 5Y3GT
  • Ruby 6550A-STR

    Ruby 6550 STR
    $33.95

    Ruby 6550A-STR is a Chinese Shuguang(Sino equivalent) - selected by RUBY.

  • Ruby 6L6GC-CZ

    Ruby 6L6GC-CZ
    $19.50
    Higher grade, hand selected JJ 6L6GC from Ruby Tubes.
  • Ruby 6L6GCMSTR

    Ruby 6L6 GCMSTR
    $19.50

    Very detailed and musical, packs a wall of punch.

  • Ruby E34L-CZ

    Ruby E34L-CZ
    $16.49
    Ruby E34L-CZ
  • Ruby EL34 BHT

    Ruby EL34 BHT
    $19.50

    Developed for high plate voltage applications.

  • Ruby EL34BSTR

    Ruby EL34 BSTR
    $19.50

    Very articulate, thick sustain. A customer favorite. This Ruby tube is Sino, Chinese, Shuguang equivalent.

  • Ruby EL84CZ

    Ruby-EL84CZ
    $11.50
    Ruby EL84CZ. Selected JJ EL84's. Punchy, nice low end definition.
  • Ruby KT66

    Ruby KT66
    $32.00

    Great cleans, with a nice grind. This Ruby tube is a re-labeled Sino, Chinese and Shuguang - it's all the same.

  • Ruby KT77-CZ

    Ruby KT77-CZ
    $0.00
    Very articulate tube, a customer favorite. *****OUT OF STOCK*****
  • Ruby KT88-CZ

    Ruby KT88-CZ
    $38.95
    Detailed character, tightly compressed bottom end.
  • Ruby KT88-STR

    Ruby KT88 STR
    $39.00

    Selected 3-hole plate KT88 made by Shuguang in China. Also re-marketed as Valve Art.

  • Ruby Winged =C= 6550

    Ruby Winged =C= 6550
    $0.00
    The same tube as the SED Winged "C" 6550. **OUT OF STOCK**
  • Ruby Winged =C= 6L6GC

    Ruby Winged "C" 6L6GC
    $40.00
    Silky tone with a pleasant breakup. Re-Labeled SED 6L6GC Winged =C=.
  • Ruby Winged =C= EL34

    Ruby Winged "C" EL34
    $40.00
    Smooth midrange, shimmers with EL34 growl. Re-Labeled SED EL34 Winged =C=. *Pairs Only*

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