• Country
• United States of America (USA)

• Manufacturer / Brand
• Molded Insulation Co.; Philadelphia PA

• Year
• 1954 ?

• Category
• Miscellaneous (Other, Various) - see notes

• Radiomuseum.org ID
• 326017

• • Brand: Viz

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

• Number of Tubes
• 2

• Valves / Tubes
• 3A5 5703

• Main principle
• Transmitter

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Storage and/or dry batteries / 7.5 & 120 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: Radiosonde AN/AMT-11 - Molded Insulation Co.;

• Shape
• Miscellaneous shapes - described under notes.

• Notes

• This Radiosonde is a scientific instrument to be carried aloft by a baloon. During the flight, it transmits radio signals that provide a continuous record of Temperature, Pressure and Humidity of the atmosphere through which it passes.

  Ranges of meteorological sensing elements are Barometric pressure from 5 to 1060 mbars, Temperature from - 90 °C to + 50 °C, Relative Humidity from 15 % to 90 %.

  It transmits in UHF with adjustable frequency from 395 to 406 MHz. Power is supplied by a water-activated battery (Navy BA-316/AM), 340 grams weight.

  Navy model is AN/AMT-11. Molded Insulation Co. model is 6159.

• Net weight (2.2 lb = 1 kg)
• 0.350 kg / 0 lb 12.3 oz (0.771 lb)

• Mentioned in
• -- Original-techn. papers.

• Author
• Model page created by Pier Antonio Aluffi. See "Data change" for further contributors.

• Other Models

• Here you find 8 models, 7 with images and 5 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Molded Insulation Co.; Philadelphia PA