Tube-number record
6388
0 archive entries
BrandWestern Electric
ClassCold Cathode Gas Triode
BaseNoval (B9A)
Construction
Primary TypeTriode
Rectifier TypeGas-filled Relay
EnvelopeMiniature
Base MaterialGlass
Sections1
Filament / Heater
Absolute Maximum Ratings
Plate Voltage180 V
Cathode Current30 mA
Audio Performance
Key Features
- Inert-gas filled
- Cold cathode
- Miniature button 9-pin base
- Opaque bulb coating
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Relay Operation | 69 V | — | — | — | 10 mA |
Application Notes
Suitable for control circuits such as triggering, counting, or switching apparatus. Functions as a relay, voltage regulator, or rectifier.
Datasheets
Datasheet: 6388.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
0 results