Tube-number record
12LP4A
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BrandSylvania
ClassTelevision Picture Tube
BaseDuodecal
Filament6.3 V @ 600 mA
Construction
Primary TypeDisplay / CRT
EnvelopeRound Glass
Base MaterialSmall Shell Duodecal 5-Pin
Sections1
Filament / Heater
Heater NotesIndirectly Heated
Absolute Maximum Ratings
Plate Voltage12000 V
Grid 2 Voltage410 V
Grid 1 Voltage-125 V
H-C Voltage140 V
Audio Performance
Key Features
- Magnetic Focus
- Magnetic Deflection
- Double Field Ion Trap
- External Conductive Coating
- Gray Filter Glass faceplate
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Direct View | 11000 V | — | 1500000 | — | — |
Datasheets
Datasheet: 12LP4A.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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