📘 10GN8 Vacuum Tube — Datasheet Summary
(High‑Mu Triode + Sharp‑Cutoff Pentode)
The 10GN8 is a triode‑pentode combination tube commonly used in TV receivers for video amplification (pentode section) and sync‑separator or voltage‑amplifier duties (triode section).
Radiomuseum and original GE/Tung‑Sol sheets confirm these characteristics.
🔧 Electrical Characteristics
Heater
| Parameter | Value |
|---|
| Heater Voltage | 10.5 V (AC or DC) |
| Heater Current | 0.45 A ±0.03 A |
| Heater Type | Indirect, coated unipotential cathode |
🌀 Triode Section
| Parameter | Value |
|---|
| Function | High‑mu triode (voltage amp / sync separator) |
| Max Plate Voltage | 330 V |
| Max Plate Dissipation | 1.0 W |
📺 Pentode Section
| Parameter | Value |
|---|
| Type | Sharp‑cutoff pentode (video amplifier) |
| Max Plate Voltage | 330 V |
| Max Plate Dissipation | 5.0 W |
| Max Screen Voltage | 330 V |
| Max Screen Dissipation | 1.1 W |
Item is new old stock in original packaging, may show signs of age.
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