• Teltron Maltese Cross Tube D

  • 261-011
  • Out of Stock
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  • £440.36excluding VAT

    £528.43 including VAT

  • Teltron Discharge Tubes
    The Teltron range of demonstration discharge tubes
    has been designed to show the properties of the free

    The D range is the original Teltron range with connections
    fixed on the tubes. The S range is a newer range with
    connections on the stand rather than the tubes.
    Please note the ranges are not interchangeable.

    Teltron Maltese Cross Tube D
    High-vacuum electron tube with divergent electron gun
    aimed at a fluorescent screen partially obscured by a
    Maltese cross. For demonstrating the linear propagation
    of electrons in the absence of applied electromagnetic
    fields by projecting the shadow of a Maltese cross onto
    the fluorescent screen. Application of a magnetic field
    using the Helmholtz Coils allows for students to study the
    fundamental science of electron optics, such as beam
    focusing. Instructions included.

    Other equipment for use with the Teltron tubes:
    605-006 EHT Power Supply
    261-031 Digital Meter with two shunts included
    231-080 Shrouded Test Lead Red
    231-081 Shrouded Test Lead Black

    View full details

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Technical Specification


  • Max. filament voltage: 6.3 V AC
  • Max. anode voltage: 5 kV
  • Anode current: approx. 0.1 mA at 4 kV.

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