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Tube Database (7,341 tube types · 1,270 archive entries)

Pre (2,630 tube types), Other (2,603 tube types), Power (1,292 tube types), Rectifier (816 tube types)
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HP 1118 vacuum tube outline illustration

Tube-number record

HP 1118

0 archive entries

HP 1118 is a tube type in the TubeDatabase archive (class: RF Pentode). Recorded specifications: brand Tungsram, year 1934, construction Pentode, socket 6-pin, and maximum plate voltage 250 V. The archive does not yet hold a photographed example of this type.

BrandTungsram
ClassRF Pentode
Base6-pin
Filament10 V @ 0.18 mA

Construction

Primary TypePentode
EnvelopeDOM - metalized
SectionsSingle

Filament / Heater

Heater NotesIndirectly heated, bifilar heater for low hum, AC/DC series

Absolute Maximum Ratings

Plate Voltage250 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Typical Operation180 V1100100000011007 mA
Typical Operation250 V1450800000116010.5 mA

Application Notes

Commonly used as a volume control tube in high-frequency stages or as an RF/IF amplifier.

Filters

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    Grid 2 Voltage125 V
    Grid 1 Voltage-3 V

    Audio Performance

    Key Features
    • Vari-Mu characteristic
    • Exponential characteristic
    • Metallized envelope for shielding
    • High transconductance
    • Suitable for AVC (Automatic Volume Control)