Tube-number record
1B78
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BrandAmperex Electronic Corp.
ClassCounter Tube
Construction
Primary TypeOther / special
EnvelopeMica Window
Base MaterialStainless Steel
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage1200 V
Audio Performance
Key Features
- Argon + quenching admixture
- Mica window 3.5mg/cm2
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Counter Operation | 1200 V | — | — | — | — |
Application Notes
Mica windows 3.5mg/cm2 thick will pass all beta radiation of energy in excess of 43 KEV when the source is in close proximity to the window.
Datasheets
Datasheet: 1B78.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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