Tube-number record
6577
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BrandHughes Aircraft Co.
ClassCharacter-Writing Cathode-Ray Storage Tube
Base3-pin / Peewee
Filament6.3 V @ 600 mA
Construction
Primary TypeDisplay / CRT
EnvelopeGlass
Base MaterialGlass
SectionsDual Gun (Writing and Flood)
Filament / Heater
Heater NotesTwo heaters; current specified is per heater (0.6 amp each).
Absolute Maximum Ratings
Plate Voltage4000 V
Grid 2 Voltage300 V
Grid 1 Voltage-3400 V
Cathode Current3 mA
Audio Performance
Key Features
- 5-Inch Character-Writing
- Electrostatic Focusing
- Electrostatic Deflection
- Magnetic Convergence
- Bright-display storage
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Character-Writing Operation | 3000 V | — | — | — | 0.3 mA |
Application Notes
The Typotron is a direct-reading bright-display character-writing storage tube. Characters are selected from an internal matrix and can be written and stored indefinitely until erased.
Datasheets
Datasheet: 6577.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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