6I1P
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BrandUSSR
ClassTriode-Heptode
BaseNoval
Filament6.3V @ 300mA
Construction
Primary TypeTriode-Heptode
EnvelopeGlass
Base MaterialGlass
Sections2
Filament / Heater
Heater NotesIndirectly heated cathode
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation1.7 W
Grid 2 Voltage100 V
Cathode Current12.5 mA
H-C Voltage100 V
Audio Performance
Key Features
- Indirectly heated
- Frequency conversion
- High transconductance
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Triode Section | 100V | 2200 | - | 23.5 | 6.8mA |
| Heptode Section (Mixer Operation) | 250V | 770 | 700000 | - | 3.8mA |
Application Notes
Designed for frequency conversion in electronic devices.
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