Tube-number record
YH 1047
0 archive entries
BrandSiemens
ClassHigh-Power Travelling Wave Tube
BaseWaveguide
Filament11 V @ 6 mA
Construction
Primary TypeTravelling Wave Tube
EnvelopeMetal
Base MaterialWater-cooled
SectionsSolenoid-focused
Filament / Heater
Heater NotesIndirectly heated, dc, metal capillary dispenser cathode. Preheating time min. 5 min.
Absolute Maximum Ratings
Plate Voltage20000 V
Plate Dissipation55000 W
Grid 2 Voltage12000 V
Grid 1 Voltage-2500 V
Cathode Current3300 mA
Audio Performance
Key Features
- Field-replaceable
- Water-cooled collector, delay line and solenoid
- Multi-carrier operation
- Vertical mounting position
- Solenoid-focused
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Single Carrier Operation | 13500 V | — | — | — | 3000 mA |
| Multi-Carrier Operation | 13500 V | — | — | — | 2800 mA |
Application Notes
The tube YH 1047 is designed to operate with depressed or non-depressed collector. Circulators must be provided at the input and output. Protective device must disconnect operating voltage within 15ms if delay line current exceeds 120mA.
0 results