Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.
Photo 1 of 4
Tube-number record
6211
5 archive entries
BrandMullard
ClassDouble Triode
BaseNoval (B9A)
Filament6.3 V @ 300 mA
Construction
Primary TypeDual triode
EnvelopeGlass
Sections2
Filament / Heater
Heater NotesCentre-tapped heater suitable for series or parallel operation
Absolute Maximum Ratings
Plate Voltage200 V
Plate Dissipation1.5 W
Grid 1 Voltage-100 V
Cathode Current14 mA
H-C Voltage180 V
Audio Performance
Key Features
- Special Quality
- Long life
- Shock resistant
- Vibration resistant
- Maintains emission under cut-off
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Each section | 100 V | 3600 | 7800 | 28 | 4.6 mA |
Application Notes
Not intended for use in circuits critical with regard to hum, microphony or noise.
Datasheets
Datasheet: 6211.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
