• Country
• United States of America (USA)

• Manufacturer / Brand
• CaLan Inc.; Dingmans Ferry (PA)

• Year
• 2000 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 258787

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Power type and voltage
• Batteries / addl. power jack / 12 / 12 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Portable Integrated Sweep Transmitter 1777P - 1777PE - CaLan Inc.; Dingmans Ferry PA

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

• Dimensions (WHD)
• 410 x 260 x 400 mm / 16.1 x 10.2 x 15.7 inch

• Author
• Model page created by a member from A. See "Data change" for further contributors.

• Other Models

• Here you find 2 models, 0 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from CaLan Inc.; Dingmans Ferry (PA)