Tube-number record
ML-5682
0 archive entries
BrandMachlett Laboratories, Inc.
ClassGeneral Purpose Triode
BaseCoaxial
Construction
Primary TypeTriode
EnvelopeGlass (ML-5682) or Ceramic (ML-5682K)
Base MaterialCoaxial RF Terminals
Sections1
Filament / Heater
MaterialThoriated-tungsten
Absolute Maximum Ratings
Plate Voltage16000 V
Plate Dissipation140000 W
Grid 1 Voltage-3200 V
Cathode Current18000 mA
Audio Performance
Power Output330000 W
Key Features
- Rugged coaxial construction
- High-dissipation low-inductance RF terminals
- Stress-free thoriated-tungsten filaments
- Water-cooled anode
- Suitable for cavity operation
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class C Telegraphy | 15000 V | — | — | 30 | 18400 mA |
| Class B Audio Amplifier | 15000 V | — | 873 | — | 35000 mA |
Application Notes
Suitable for AM, FM and TV broadcasting, dielectric and induction heating, and pulse modulation. Heavy-wall anode requires 60 gpm water flow for 140 kW dissipation.
0 results