Tube-number record
5U4WG
0 archive entries
5U4WG is a tube type in the TubeDatabase archive (class: Full-wave filamentary rectifier). Recorded specifications: brand SYLVANIA, construction Rectifier, base Low Loss Phenolic, socket Octal, and maximum plate voltage 1700 V. The archive does not yet hold a photographed example of this type.
BrandSYLVANIA
ClassFull-wave filamentary rectifier
BaseOctal
Construction
Primary TypeRectifier
Rectifier Typefull-wave
EnvelopeT-12
Base MaterialLow Loss Phenolic
Sectionsdouble diode
Filament / Heater
MaterialFilamentary
Absolute Maximum Ratings
Plate Voltage1700 V
Cathode Current250 mA
Audio Performance
Key Features
- Rugged
- Shock resistant
- Vibration resistant
- Low Loss Phenolic Base
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Full-Wave Rectifier — Capacitor Input | 450 V | — | — | — | 225 mA |
| Full-Wave Rectifier — Choke Input | 550 V | — | — | — | 225 mA |
Application Notes
Vertical mounting position; Horizontal mounting permissible if Pins 1 and 4 are in a vertical plane.
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