4BU8A/4GS8 Sharp-Cutoff Twin Pentode Tube

4BU8A/4GS8 tube, new old stock, boxed. Tested working and guaranteed 30 days.

• Substitutes: 4HS8, 4KF8
• EIA Base: 9FG
• Filament Voltage: 4.2V
• Filament Current: 450mA
• Pentodes Plate Voltage: 300V
• Pentodes Screen Voltage: 150V
• Pentodes Plate Dissipation: 1.1W
• Pentodes Screen Dissipation: 750mW
• Pentodes DC Cathode Current: 12mA
• Datasheet: 4BU8.pdf
• More information: 4BU8 data