Tube-number record
297
0 archive entries
297 is a tube type in the TubeDatabase archive (class: Full-wave Rectifier). Recorded specifications: brand General Electric, construction Rectifier, base Plastic, socket Miniature 7-pin (B7G), and maximum plate voltage 325 V. The archive does not yet hold a photographed example of this type.
BrandGeneral Electric
ClassFull-wave Rectifier
BaseMiniature 7-pin (B7G)
Filament6.3 V @ 600 mA
Construction
Primary TypeRectifier
Rectifier Typefull-wave
EnvelopeGlass
Base MaterialPlastic
Sections2
Filament / Heater
Heater NotesIndirectly heated
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Full-wave Rectifier | 325 V | — | — | — | 70 mA |
Application Notes
Standard full-wave rectifier for use in power supply units of compact electronic equipment.
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