• Country
• United States of America (USA)

• Manufacturer / Brand
• EICO (Electronic Instrument Co.Inc.) Brooklyn

• Year
• 1963–1970

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 161179

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

• Wave bands
• - without

• Power type and voltage
• Dry Batteries

• Loudspeaker
• - - No sound reproduction output.

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Transistor/Circuit Tester 680 - EICO Electronic Instrument Co.

• Dimensions (WHD)
• 135 x 170 x 75 mm / 5.3 x 6.7 x 3 inch

• Notes
• Measures Icbo, Iceo, DC Beta, simulated AC Beta
  Ranges
  DC volts: 0-5-50 V
  DC amps: 0-50-500 µA; 0-5-50-500 mA
  Resistance: 0-2000-200 kOhms; 0-2 MOhms

• Net weight (2.2 lb = 1 kg)
• 1.3 kg / 2 lb 13.8 oz (2.863 lb)

• Mentioned in
• Funk-Technik (FT) (21/1963, S. 791 / Funkausstellung 1963 Berlin)

• Literature/Schematics (1)
• Selezione Radio-TV Giugno 1963

• Author
• Model page created by Eduard Abfalterer. See "Data change" for further contributors.

• Other Models

• Here you find 188 models, 185 with images and 131 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from EICO (Electronic Instrument Co.Inc.) Brooklyn