Tube-number record
EC158
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EC158 is a tube type in the TubeDatabase archive (class: Disc seal triode). Recorded specifications: brand Philips, construction Triode, socket Octal, maximum plate voltage 300 V, and maximum plate dissipation 30 W. The archive does not yet hold a photographed example of this type.
BrandPhilips
ClassDisc seal triode
BaseOctal
Filament6.3 V @ 900 mA
Construction
Primary TypeTriode
EnvelopeDisc Seal
Sections1
Filament / Heater
Heater NotesIndirectly heated A.C. or D.C.; parallel supply
Absolute Maximum Ratings
Plate Voltage300 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Characteristics 1 | 180 V | 22000 | 1363.6 | 30 | 140 mA |
| Typical Characteristics 2 | 180 V | — | — | — | 60 mA |
| Amplifier at 4200 Mc/s | 200 V | — | — | — | 140 mA |
Application Notes
Used as broad-band amplifier or oscillator at frequencies up to 4000 Mc/s. Capable of 5.3W output at 4200 Mc/s.
Datasheets
Datasheet: EC158.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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