Tube-number record
TRIODE-PENTODE CONVERTER
0 archive entries
TRIODE-PENTODE CONVERTER is a tube type in the TubeDatabase archive (class: Receiving Tube). Recorded specifications: brand RCA, year 1952, construction Multi-section, base Small-Button Noval, socket Noval (B9A), maximum plate voltage 250 V, and maximum plate dissipation 2.2 W. The archive does not yet hold a photographed example of this type.
BrandRCA
ClassReceiving Tube
BaseNoval (B9A)
Filament18.9 V @ 150 mA
Construction
Primary TypeMulti-section
EnvelopeGlass
Base MaterialSmall-Button Noval
SectionsTriode, Pentode
Filament / Heater
Heater NotesDesigned for series-string operation
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Triode Unit (Amplifier) | 100 V | 5800 | 6900 | 40 | 8.5 mA |
| Pentode Unit (Amplifier) | 250 V | 4600 | 750000 | — | 7.7 mA |
| Pentode Unit (Triode-Connected Amplifier) | 150 V | 4000 | 7900 | 42 |
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