Tube-number record
GY501
0 archive entries
GY501 is a tube type in the TubeDatabase archive (class: High-voltage half-wave rectifier). Recorded specifications: brand Telefunken, construction Diode, socket Magnoval, and maximum plate voltage 27500 V. The archive does not yet hold a photographed example of this type.
BrandTelefunken
ClassHigh-voltage half-wave rectifier
BaseMagnoval
Filament3.15 V @ 400 mA
Construction
Primary TypeDiode
Rectifier Typehalf-wave
Envelopeglass
Sectionssingle
Filament / Heater
Heater NotesIndirectly heated, parallel supply
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Rectification of line flyback pulses | 25000 V | — | — | — | 1.5 mA |
Application Notes
The filament voltage must be adjusted to the nominal value at the expected mean DC load. Negative voltage peaks caused by decay of oscillation must be considered.
Datasheets
Datasheet: GY501.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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