U54 Marconi full wave rectifiers 53KU GZ34 equivalent British made code rs1 mint New Old Stock pair tested 100%
U54 Marconi full wave rectifiers 53KU GZ34 equivalent British made code rs1 mint New Old Stock pair tested 100% - Image 2
U54 Marconi full wave rectifiers 53KU GZ34 equivalent British made code rs1 mint New Old Stock pair tested 100% - Image 3
U54 Marconi full wave rectifiers 53KU GZ34 equivalent British made code rs1 mint New Old Stock pair tested 100% - Image 4
U54 Marconi full wave rectifiers 53KU GZ34 equivalent British made code rs1 mint New Old Stock pair tested 100% - Image 5
U54 Marconi full wave rectifiers 53KU GZ34 equivalent British made code rs1 mint New Old Stock pair tested 100% - Image 6
U54 Marconi full wave rectifiers 53KU GZ34 equivalent British made code rs1 mint New Old Stock pair tested 100% - Image 7
U54 Marconi full wave rectifiers 53KU GZ34 equivalent British made code rs1 mint New Old Stock pair tested 100% - Image 8
  1. U54 Marconi full wave rectifiers 53KU GZ34 equivalent British made code rs1 mint New Old Stock pair tested 100%
  2. U54 Marconi full wave rectifiers 53KU GZ34 equivalent British made code rs1 mint New Old Stock pair tested 100% - Image 2
  3. U54 Marconi full wave rectifiers 53KU GZ34 equivalent British made code rs1 mint New Old Stock pair tested 100% - Image 3
  4. U54 Marconi full wave rectifiers 53KU GZ34 equivalent British made code rs1 mint New Old Stock pair tested 100% - Image 4
  5. U54 Marconi full wave rectifiers 53KU GZ34 equivalent British made code rs1 mint New Old Stock pair tested 100% - Image 5
  6. U54 Marconi full wave rectifiers 53KU GZ34 equivalent British made code rs1 mint New Old Stock pair tested 100% - Image 6
  7. U54 Marconi full wave rectifiers 53KU GZ34 equivalent British made code rs1 mint New Old Stock pair tested 100% - Image 7
  8. U54 Marconi full wave rectifiers 53KU GZ34 equivalent British made code rs1 mint New Old Stock pair tested 100% - Image 8

U54 Marconi full wave rectifiers 53KU GZ34 equivalent British made code rs1 mint New Old Stock pair tested 100%

Marconi U54 MINT NOS £ 300 pair

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Description

The U54 is a full wave rectifier and a high current version.

It was first introduced in 1955 right after the GZ33 Mullard counterpart.

We offer a pair of spanky new tested 100% Marconi U54

Both valves have code etched on glass starting with rs1.

Both valves come with original boxes

Tested with AVO VCM 163 A1=A2 100% emission

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