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Tube Amp Doctor 6550A-STR Sextett

Item: GIT0024846-000V000106551
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Item in good condition, packaging a bit worn  All product info

Product variations

Tube Amp Doctor 6550A-STR Duett

Tube Amp Doctor 6550A-STR Duett Product Image
  • Manufacturer: Tube Amp Doctor
  • Typ: Poweramp
  • Quantity: Duet
£ 79.00
£ 174.33
incl. VAT, incl. Shipping Costs
or cheap with financing
in stock
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free of charge for orders over 99 £ (within United Kingdom)

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Item in good condition, packaging a bit worn
Matted tube sextet for amplifier amplifiers

With the TAD 6550A-STR offers Tube Amp Doctor a detailed reissue of the GE 6550A power stage tube with heavy glass bulb. These features and an additionally reinforced anode make the 6550A-STR probably the most reliable 6550 power amp tube to date. Their trademarks include tighte and responsive bass, clear treble and a large portion of clean headroom.


  • TAD 6550A-STR Power stage tubes
  • 6 pieces, matched (sextet)
  • Replica of the GE 6550A
  • Reinforced anode
  • Powerful basses, lots of headroom


  • Manufacturer: Tube Amp Doctor
  • Typ: Poweramp
  • Quantity: Sextet
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