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Categories›Guitars and Basses›TAD 6550A-STR Redbase Duett
TAD 6550A-STR Redbase Duett
Updated 7 May 2026
BrandTAD
CategoryGuitars and Basses > Electric Guitar Amps > Guitar Amp Tubes > Miscellaneous Vacuum Tubes
Available at1 UK stores
90-day avg£139.90
TAD

TAD 6550A-STR Redbase Duett

£139.90Fair Price
Cheapest at Thomann · 1 store
Buy at Thomann — £139.90
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CHEAPEST£139.90
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PRICE HISTORY
Current
£138
Change
+8.7%
Avg
£134
Low
£126
High
£142
Volatility
2.9%
PRODUCT DESCRIPTION
  • TAD 6550A-STR Redbase Duett
  • Power Amp Tube Set
  • Matched duet
  • Remake of the classic American GE 6550A tube with heavy, straight glass bulb
  • Balanced, natural reproduction
  • Matched in Germany by Tube Amp Doctor