Tube-number record
LS 3
0 archive entries
LS 3 is a tube type in the TubeDatabase archive (class: Diode-Triode Luftfahrtrohre). Recorded specifications: brand Telefunken, construction Multi-section, socket Solder-in, maximum plate voltage 200 V, and maximum plate dissipation 1 W. The archive does not yet hold a photographed example of this type.
BrandTelefunken
ClassDiode-Triode Luftfahrtrohre
BaseSolder-in
Construction
Primary TypeMulti-section
EnvelopeGlass
Sections2
Filament / Heater
MaterialOxide
Absolute Maximum Ratings
Plate Voltage200 V
Plate Dissipation1 W
Cathode Current6 mA
Audio Performance
Key Features
- Luftfahrtrohre
- Directly heated
- Special purposes
- Oxide cathode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Quiescent Point | 80 V | — | — | — | 2.75 mA |
| Static Characteristics | 80 V | 800 | — | 22 | 1.5 mA |
Application Notes
The tube is intended to be soldered directly into the circuit; no socket is provided. Suitable for wavelengths down to 70 cm.
Datasheets
Datasheet: LS3.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
0 results