Tube-number record
LS 30
0 archive entries
LS 30 is a tube type in the TubeDatabase archive (class: UKW-Triode). Recorded specifications: brand Telefunken, construction Triode, socket Special / none, maximum plate voltage 700 V, and maximum plate dissipation 32.5 W. The archive does not yet hold a photographed example of this type.
BrandTelefunken
ClassUKW-Triode
BaseSpecial / none
Filament12.6 V @ 285 mA
Construction
Primary TypeTriode
EnvelopeGlass
Sections1
Filament / Heater
Heater NotesIndirectly heated oxide cathode; range 260-310 mA
Absolute Maximum Ratings
Plate Voltage700 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Static Characteristics | 400 V | 6250 | 4208 | 26.3 | 60 mA |
| HF-Verstärkung (λ = 1.2m) | 700 V | — | — | — | 100 mA |
| Schwingbetrieb (λ = 53cm) | 400 V | — | — | — | 100 mA |
Application Notes
Specifically designed for decimeter wave applications. For minimized losses, it is recommended to mount contact springs directly onto circuit elements using socket type 1718.
Datasheets
Datasheet: LS30.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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