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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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7029 vacuum tube outline illustration

Tube-number record

7029

0 archive entries

7029 is a tube type in the TubeDatabase archive (class: Multiplier Phototube). Recorded specifications: brand RCA, year 1958, construction Multi-section, base Non-hygroscopic, socket Special / none, and maximum plate voltage 1250 V. The archive does not yet hold a photographed example of this type.

BrandRCA
ClassMultiplier Phototube
BaseSpecial / none

Construction

Primary TypeMulti-section
EnvelopeT12
Base MaterialNon-hygroscopic
Sections10-stage

Filament / Heater

Absolute Maximum Ratings

Plate Voltage1250 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Photomultiplier Operation (E = 1000V)1000 V——320000—

Application Notes

Operating stability is dependent on the magnitude of the anode current and its duration. Use of an average anode current well below 20 microamperes is recommended for stability.

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    Cathode Current0.02 mA

    Audio Performance

    Key Features
    • 10-Stage
    • Dormer-window type
    • Semi-transparent cathode
    • Reflective substrate
    • S-17 Response