Tube-number record
PL802
0 archive entries
PL802 is a tube type in the TubeDatabase archive (class: Video Output Pentode). Recorded specifications: year 1969, construction Pentode, socket Noval (B9A), maximum plate voltage 300 V, and maximum plate dissipation 6 W. The archive does not yet hold a photographed example of this type.
ClassVideo Output Pentode
BaseNoval (B9A)
Filament16 V @ 300 mA
Construction
Primary TypePentode
EnvelopeGlass
SectionsSingle
Filament / Heater
Heater NotesIndirect heating; series supply
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation6 W
Grid 2 Voltage300 V
Cathode Current100 mA
H-C Voltage200 V
Audio Performance
Key Features
- High transconductance
- Luminance output for colour TV receivers
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical | 170 V | 40000 | — | 70 | 30 mA |
Application Notes
Specifically designed as a luminance output tube in colour television receivers.
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