Tube-number record
83A1
0 archive entries
83A1 is a tube type in the TubeDatabase archive (class: Voltage Reference Tube). Recorded specifications: brand Mullard, construction Other / special, socket Miniature 7-pin (B7G), and maximum plate voltage 130 V. The archive does not yet hold a photographed example of this type.
BrandMullard
ClassVoltage Reference Tube
BaseMiniature 7-pin (B7G)
Construction
Primary TypeOther / special
EnvelopeGlass
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage130 V
Grid 1 Voltage-50 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Voltage Reference | 83.75 V | — | 230 | — | 4.5 mA |
Application Notes
The effective series resistance should never be less than 2000 ohms. In total darkness, a starting delay of 5 seconds may occur. Maximum starting current (10mA) should be restricted to approximately 30 seconds once or twice in each 8 hours of operation.
Datasheets
Datasheet: 83A1.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
0 results