15DQ8
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BrandRogers
ClassTriode-Pentode
BaseE9-1
Filament15V @ 300mA
Construction
Primary TypeTriode-Pentode
EnvelopeT6 1/2
Sections2
Filament / Heater
Heater Notesunipotential
Absolute Maximum Ratings
Plate Voltage250 V
Plate Dissipation1 W
Grid 2 Voltage250 V
Cathode Current40 mA
H-C Voltage200 V
Audio Performance
Key Features
- Keyed A.G.C.
- Sync-separation
- Sync-amplification
- Noise suppression
- Video output
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pentode | 170V | 11000 | 100000 | 36 | 18mA |
| Pentode | 200V | 10400 | 130000 | 36 | 18mA |
| Pentode | 220V | 10000 | 150000 | 36 | 18mA |
| Triode | 200V | 4000 | - | 65 | 3mA |
Application Notes
Triode for use in circuits for keyed A.G.C., sync-separation, sync-amplification and noise suppression. Pentode for use as video output tube.
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