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.
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$199.95
ANOS Genelex GEC KT66 originals, not the reissue.
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$69.00
ANOS RCA 6L6G.
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$69.95
ANOS Sylvania 6L6GC ****SINGLES ONLY****
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$25.95
Great clean tone, very sturdy.
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Doug's Tubes Gift Card 2021
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$40.95
Articulate and dynamic, great for guitar and hi-fi. SINGLES ONLY
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$0.00
Out of Stock, no longer available. We recommend the RUBY 6L6GCMSTR's.
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$0.00
Aggressive, punchy, dynamic tone.
Please see the Ruby 6L6GC-CZ for pairs and quads.
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NOS/ANOS GE 6L6GC Beam Pentode.
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$64.95
NOS Westinghouse(GE) 7027. Singles available.
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$119.95
NOS 7581 ***unmatched singles***
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$0.00
Beam power tube similar to 6L6GC. ******OUT OF STOCK****
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Original brown base 50's-60's Tung-Sol
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$39.95
Sturdy, log long hours with these. Clean, bright, detailed. SINGLES ONLY
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$299.95
RCA blackplate 6L6GC
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$23.45
Singles only available.
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$0.00
RUBY 6L6GCBSTR. Tall bottle, solid black plate. ****OUT OF STOCK****
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$0.00
RUBY 6L6GCM. Short bottle, grey plate. OUT OF STOCK
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$25.95
RUBY 6L6GCMS. OUT OF STOCK
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$39.95
Great cleans, with a nice grind. This Ruby tube is a re-labeled Chinese Shuguang tube
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$24.95
Sovtek 5881 WXT
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$21.95
Sovtek 6L6WXT+ *****SINGLES ONLY****
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$25.95
Tight response, smooth breakup. Singles only available.
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$24.95
Very detailed tonal character high and low.
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$26.20
Tung-Sol 6L6GC full musical tone, with a smooth overdrive. Singles and pairs only.
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$19.95
Tung-Sol 7581. New production. ***SINGLES ONLY***