18GD6A
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BrandSylvania
ClassRF Pentode
BaseMiniature Button 7-Pin
Filament18V @ 100mA
Construction
Primary TypePentode
EnvelopeT-5 1/2
SectionsSingle
Filament / Heater
MaterialCoated Unipotential
Warm-up Time20s
Heater NotesControlled heater warm-up time; Heater current range 94-106 mA
Absolute Maximum Ratings
Plate Voltage150 V
Plate Dissipation2.5 W
Grid 2 Voltage150 V
H-C Voltage100 V
Audio Performance
Key Features
- Miniature sharp-cutoff pentode
- Controlled heater warm-up time
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operation | 100V | 4300 | 500000 | - | 5mA |
Application Notes
Designed for RF and IF applications in AC/DC type radio receivers.
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