Tube-number record
8254/EC1000
0 archive entries
BrandAmperex
ClassTriode
BaseSubminiature
Filament6.3 V @ 185 mA
Construction
Primary TypeTriode
EnvelopeT-3
Sections1
Filament / Heater
Heater NotesParallel supply, AC or DC
Absolute Maximum Ratings
Plate Voltage110 V
Plate Dissipation1.5 W
Grid 1 Voltage55 V
Cathode Current22 mA
H-C Voltage55 V
Audio Performance
Key Features
- Premium Quality
- Subminiature
- Frame grid
- High-frequency probe tube
- Low grid current
- High resonant frequency
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operation | 80 V | 14500 | — | 24 | 14 mA |
Application Notes
Designed for use as a high-frequency probe tube. Features a frame grid and top-mounted input grid.
0 results