• Country
• United States of America (USA)

• Manufacturer / Brand
• Hoyt Electrical Instrument Works; New Hampshire

• Year
• 1930

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 206503

• Wave bands
• - without

• Power type and voltage
• Storage and/or dry batteries

• Loudspeaker
• - - No sound reproduction output.

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: Radio Service Set Tester - Hoyt Electrical Instrument

• Shape
• Portable set > 8 inch (also usable without mains)

• Notes
• The Radio Service Set Tester is pictured in "The James Bailey Company" Catalog "Fall and Winter issue 1930-1931".

• Author
• Model page created by Ernst Erb. See "Data change" for further contributors.

• Other Models

• Here you find 7 models, 6 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Hoyt Electrical Instrument Works; New Hampshire