Tube-number record
8YP4
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BrandSYLVANIA
ClassReceiver Check Tube
BaseCRT base (B12 family)
Filament6.3 V @ — mA
Construction
Primary TypeDisplay / CRT
Envelope8" Rectangular, All Glass
Sections1
Filament / Heater
Heater NotesSelf Focusing (Electrostatic)
Absolute Maximum Ratings
Plate Voltage22000 V
Grid 2 Voltage550 V
Grid 1 Voltage-155 V
H-C Voltage200 V
Audio Performance
Key Features
- Self Focusing (Electrostatic)
- No Ion Trap
- 110° Magnetic Deflection
- Gray Filter Glass
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operating Conditions | 16000 V | — | — | — | — |
Datasheets
Datasheet: 8YP4.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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