Tube-number record
5588
0 archive entries
5588 is a tube type in the TubeDatabase archive (class: UHF Power Triode). Recorded specifications: brand RCA, year 1947, construction Triode, base Metal-Ceramic, socket Special / none, maximum plate voltage 1000 V, and maximum plate dissipation 200 W. The archive does not yet hold a photographed example of this type.
BrandRCA
ClassUHF Power Triode
BaseSpecial / none
Filament6.3 V @ 2.5 mA
Construction
Primary TypeTriode
EnvelopeForced-air cooled with radiator
Base MaterialMetal-Ceramic
SectionsSingle
Filament / Heater
Heater NotesMinimum Heating Time: 1.0 minute. Heater voltage reduced for UHF operation.
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Grounded-Grid RF Power Amplifier Class C Telephony (1000 Mc) | 650 V | — | — | 16 | 250 mA |
| Grounded-Grid RF Power Amplifier Class C Telegraphy (1000 Mc) | 835 V | — | — | 16 | 300 mA |
| Grounded-Grid Oscillator (1000 Mc) | 835 V | — | — |
Application Notes
Specifically designed for grounded-grid circuit operation. Heater voltage should be reduced from 6.3V at high frequencies as specified (e.g., 3V for oscillator at 1000 Mc).
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