• Country
• United States of America (USA)

• Manufacturer / Brand
• Ecos Electronics Corporation; Oak Park, IL

• Year
• 1984 ?

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 320462

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 80 - 264 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Ground Check 7100A - Ecos Electronics Corporation;

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

• Dimensions (WHD)
• 61 x 150 x 31 mm / 2.4 x 5.9 x 1.2 inch

• Author
• Model page created by Jay Kinnard. See "Data change" for further contributors.

• Other Models

• Here you find 1 models, 1 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Ecos Electronics Corporation; Oak Park, IL