Tube-number record
5687WA
0 archive entries
5687WA is a tube type in the TubeDatabase archive (class: Premium Twin Triode). Recorded specifications: brand Tung-Sol, construction Dual triode, base Button 9-Pin, socket Miniature 7-pin (B7G), maximum plate voltage 330 V, and maximum plate dissipation 4.2 W. The archive does not yet hold a photographed example of this type.
BrandTung-Sol
ClassPremium Twin Triode
BaseMiniature 7-pin (B7G)
Filament6.3 V @ 0.9 mA
Construction
Primary TypeDual triode
EnvelopeGlass
Base MaterialButton 9-Pin
Sections2
Filament / Heater
Heater NotesAC or DC. For 12.6V apply between pins 4 & 5. For 6.3V apply between pin 8 and pins 4+5 tied together.
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Each Section | 120 V | 11500 | — | 18.5 | 36 mA |
Application Notes
Ideal for triggered applications involving long periods of stand-by cut-off service and military airborne equipment.
Datasheets
Datasheet: 5687WA.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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