• Country
• United States of America (USA)

• Manufacturer / Brand
• Barber, Alfred W.;Flushing, N.Y.

• Year
• 1949 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 356975

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 1

• Valves / Tubes
• CK525AX

• Wave bands
• - without

• Power type and voltage
• Dry Batteries / 2 x 22.5 & 2 x 1.5 & 1 x 1.5 Volt

• Loudspeaker
• - - No sound reproduction output.

• from Radiomuseum.org
• Model: Electronic Multimeter Model 33 - Barber, Alfred W.;Flushing, N.

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Notes

• 1.5V Dry Cell for Filament.

  3 (2x1.5) V Dry Cell for Resistance Measurement Range.

• Mentioned in
• Vacuum-Tube Voltmeters, John F. Rider, 2nd Edition, 1951

• Author
• Model page created by Wolfgang Müllner. See "Data change" for further contributors.

• Other Models

• Here you find 5 models, 2 with images and 4 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Barber, Alfred W.;Flushing, N.Y.