Tube-number record
E1T
0 archive entries
BrandPHILIPS
ClassDecade Counter Tube
BaseDuodecal
Filament6.3 V @ 300 mA
Construction
Primary TypeOther / special
EnvelopeGlass
Base MaterialGlass/Plastic
SectionsSingle
Filament / Heater
Heater NotesIndirect by A.C. or D.C.; series or parallel supply
Absolute Maximum Ratings
Plate Voltage400 V
Audio Performance
Key Features
- Special Quality (SQ)
- Long life (> 10,000 hours)
- High reliability
- Decade counter with luminescent spot reading
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| standard operation (max 30,000 counts/sec) | 300 V | — | — | — | 0.95 mA |
Application Notes
The circuit diagram specifies 1% precision resistors for the voltage divider to maintain the ratio of g1 and D supply voltages. Magnetic fields must not exceed 2 Gauss to avoid upsetting the electron beam operation.
Datasheets
Datasheet: E1T.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
0 results