The TAD RT504 5U4GB Rectifier Tube is a Tube with a Straight tube & Is used in many American amplifiers of the 1950s and 60s.
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| Name | Ruby Tubes 6550ASTR MP | Ruby Tubes KT66C MQ | Ruby Tubes 6V6GTSTR MQ Tube 6V6GT | Ruby Tubes 12AU7C | Ruby Tubes 12AX7WBC HG+ | Ruby Tubes KT66C | Bugera 5881 | Bugera 5U4 | Bugera 6550B | Ruby Tubes 12AX7WBC HG |
| Brand |  | | | | | |  | | | |
| Description | Matched 6550 ASTR Tube Pair | Matched KT66C Tube Quartet | Matched 6V6GT Tube Quartet | Tube | Tube | KT66C Tube | Power Amplifier Tubes | Rectifier Tube | Tube | Tube |
| Preamp Tube | ||||||||||
| Power Amplifier | ||||||||||
| Matched | ||||||||||
| Number Of Tubes | 2 | 4 | 4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
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The TAD RT504 5U4GB Rectifier Tube is a Tube with a Straight tube & Is used in many American amplifiers of the 1950s and 60s. The retail price is 23.08 £. Buy TAD RT504 5U4GB Rectifier Tube at Thomann UK.
| Preamp Tube | No |
|---|---|
| Power Amplifier | Yes |
| Matched | No |
| Number Of Tubes | 1 |
Ruby Tubes 6550ASTR MP
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