• Year
  • 1939
  • Category
  • Service- or Lab Equipment
  • Radiomuseum.org ID
  • 208149

 Technical Specifications

  • Number of Tubes
  • 1
  • Valves / Tubes
  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC)
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Tube Tester 503 - Supreme Instruments Corp.;
  • Shape
  • Tablemodel without push buttons, Mantel/Midget/Compact up to 14
  • Notes
  • With roll chart. This model incorporates loctal socket and obsolescence proof push button type, filament return selector system. Any filament termination combination available.

  • Price in first year of sale
  • 39.50 $

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