• Country
• United States of America (USA)

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

• Year
• 1960 ?

• Category
• Morse-Equipment & TTY, RTTY, TDD etc.

• Radiomuseum.org ID
• 323316

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

• Number of Transistors
• 1

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

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

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3 inch = 7.6 cm

• Material
• Bakelite case

• from Radiomuseum.org
• Model: Code Oscillator 706 - EICO Electronic Instrument Co.

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

• Dimensions (WHD)
• 3.75 x 6.5 x 2.75 inch / 95 x 165 x 70 mm

• Notes

• Morse code practice oscillator.

  Audio tone frequency is tunable from 500 to 2000 cps. by pitch control.

• Author
• Model page created by George Papaiz. See "Data change" for further contributors.

• Other Models

• Here you find 183 models, 180 with images and 130 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from EICO (Electronic Instrument Co.Inc.) Brooklyn