Tube-number record
LD-570
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BrandNippon Electric Company Limited
ClassTraveling Wave Tube
BaseOctal
Filament4 V @ 0.7 mA
Construction
Primary TypeOther / special
EnvelopeGlass/Metal Coaxial
Base MaterialBakelite/Metal
SectionsSingle
Filament / Heater
Heater NotesTypical operating voltage: 5.7 V
Absolute Maximum Ratings
Audio Performance
Key Features
- Low noise figure microwave preamplifier
- Broadband operation (2,700 to 2,900 Mc/s)
- No tuning adjustment required
- Coaxial Type N connectors
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Preamplifier at 2,800 Mc/s | 700 V | — | — | — | 0.2 mA |
Application Notes
Applications include radar receivers, electronic counter-measure equipment, and microwave relay systems.
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