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Vacuum Tubes for Guitar & Hifi Amps | Doug's Tubes


6L6 / 5881 / KT66

6L6's are beam power tetrodes that can be characterized as having a bold, bigger rounder sound - with crystal highs, warm mids, and bass controlled lows.

 


  • Groove Tubes 6L6 C #4

    Groove Tubes 6L6 C #4
    $0.00
    Out of Stock, no longer available. We recommend the RUBY 6L6GCMSTR's.

  • Groove Tubes 6L6 S

    Groove Tubes 6L6 S
    $0.00
    Aggressive, punchy, dynamic tone.

    Please see the Ruby 6L6GC-CZ for pairs and quads.

  • Mullard 6L6GC

    Mullard 6L6GC
    $27.95
    This valve is a rugged reliable replacement for any 6L6 or 5881 type.

  • Ruby KT66C

    Ruby KT66
    $39.95

    Great cleans, with a nice grind. This Ruby tube is a re-labeled Chinese Shuguang tube

  • Sovtek 5881 WXT

    Sovtek 5881WXT
    $24.95
    Sovtek 5881 WXT

  • Sovtek 6L6WXT+

    Sovtek 6L6WXT+
    $21.95
    Sovtek 6L6WXT+ *****SINGLES ONLY****

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Doug's Tubes, Inc.

188 Tally Lane

Wantagh, NY 11793

 

Mon-Thurs 11am-6pm EST

Friday 11am-4PM EST

Saturday and Sunday Closed

 

 

Call to place an order:

516-314-0357

 

Email for tube recommendations:

dougstubes@gmail.com

 

 

 

 

 

 

 

 

 

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