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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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Tube-number record

3HT6

0 archive entries

3HT6 is a tube type in the TubeDatabase archive (class: PENTODE). Recorded specifications: brand TUNG-SOL, year 1964, construction Pentode, base SMALL BUTTON 9 PIN BASE E9-1, socket Noval (B9A), maximum plate voltage 250 V, and maximum plate dissipation 2.5 W. The archive does not yet hold a photographed example of this type.

BrandTUNG-SOL
ClassPENTODE
BaseNoval (B9A)
Filament3.15 V @ 600 mA

Construction

Primary TypePentode
EnvelopeGLASS BULB (JEDEC 6-2)
Base MaterialSMALL BUTTON 9 PIN BASE E9-1
Sections1

Filament / Heater

Heater NotesWarm-up time 11 seconds

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
I.F. AMPLIFIER125 V14000143000—5 mA

Filters

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Manufacturers

Brands

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    Plate Voltage250 V
    Plate Dissipation2.5 W
    Grid 2 Voltage250 V
    Grid 1 Voltage-50 V
    Cathode Current25 mA
    H-C Voltage200 V

    Audio Performance

    Key Features
    • COATED UNIPOTENTIAL CATHODE
    • ANY MOUNTING POSITION
    • SEMI-REMOTE-CUTOFF