Tube-number record
EZ80
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EZ80 is a tube type in the TubeDatabase archive (class: High-vacuum Full-wave Rectifier). Recorded specifications: brand Philips, construction Rectifier, socket Noval (B9A), and maximum plate voltage 350 V. The archive does not yet hold a photographed example of this type.
BrandPhilips
ClassHigh-vacuum Full-wave Rectifier
BaseNoval (B9A)
Filament6.3 V @ 0.64 mA
Construction
Primary TypeRectifier
Rectifier TypeHigh-vacuum
EnvelopeGlass
SectionsDouble plate
Filament / Heater
Heater NotesIndirect heating by AC, parallel supply
Absolute Maximum Ratings
Plate Voltage350 V
Cathode Current90 mA
H-C Voltage500 V
Audio Performance
Key Features
- Indirectly heated
- High vacuum
- Full-wave
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Rectifier 2x250V | 250 V | — | — | — | 90 mA |
| Rectifier 2x275V | 275 V | — | — | — | 90 mA |
| Rectifier 2x300V | 300 V | — | — | — | 90 mA |
| Rectifier 2x350V | 350 V | — | — | — | 90 mA |
Datasheets
Datasheet: EZ80.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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