10GN8 Vacuum Tube – Triode-Pentode for TV Circuit Service (10V-Heater 6GN8 Family)

The 10GN8 is a triode-pentode combination tube from the "10" series of television service tubes — the 10V-heater counterpart to the 6GN8.

• Tube type: Triode-pentode
• Base: B9A / Noval 9-pin
• Heater: ~10V AC (series-string variant of the 6GN8 family)
• Typical use: Sync, video, or audio circuit duty in television receivers

Part of the same triode-pentode TV tube family as the 10GV8 and 10HF8.