CRI57
0 Tubes in archive
BrandETEL
ClassOscilloscope Tube
BaseB12F
Filament6.3V @ 300mA
Construction
Primary TypeCRT
EnvelopeGlass
SectionsDual Trace
Filament / Heater
Heater NotesIndirectly heated - suitable for parallel operation only
Absolute Maximum Ratings
Audio Performance
Key Features
- Dual trace
- 4-inch diameter flat screen
- Distributed p.d.a. system
- Independent Y signal traces
- Common X plates
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operating Conditions | 4000V | - | - | - | - |
Application Notes
The tube is designed for symmetrical operation on both x and y plates. Mounting position is unrestricted. Magnetic shielding is recommended.
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