4GX7 Medium-Mu Triode - Sharp-Cutoff Pentode Tube

4GX7 triode/pentode tube, new old stock, boxed. Tested and guaranteed 30 days.

• Substitutes: 4GJ7
• EIA Base: 9QA
• Filament Voltage: 4.2V
• Filament Current: 600mA
• Triode Plate Voltage: 275V
• Triode Plate Dissipation: 1.5W
• Pentode Plate Voltage: 275V
• Pentode Plate Dissipation: 2.2W
• Pentode Screen Voltage: 275V
• Pentode Screen Dissipation: 450mW
• More Information: 4GX7 data