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DIY Radio Telescope Construction Guide | Budget-Friendly Activity for Science Enthusiasts

Learn how to build an Itty Bitty Telescope and engage in sidewalk radio astronomy using affordable materials. This step-by-step guide walks you through constructing a functional radio telescope using a 12 GHz satellite dish and a signal meter. Discover the wonders of radio waves and explore the radio sky while honing your DIY skills. From aligning the mounting sleeve to assembling the battery pack, this project is both educational and entertaining. Start your radio astronomy journey today!

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DIY Radio Telescope Construction Guide | Budget-Friendly Activity for Science Enthusiasts

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  1. The Itty Bitty Telescope andSidewalk Radio Astronomy Sue Ann Heatherly National Radio Astronomy Observatory www.nrao.edu

  2. What is radio astronomy?

  3. Radio Waves are NOT sound!

  4. A light wave is a light wave, no matter how long...

  5. Radio Telescope Optical Telescope Nowadays, there are more similarities between optical and radio telescopes than ever before.

  6. Optical and radio astronomy can be done from the ground! Credit: Windows to the Universe, thence to NASA/STSCI/JHU

  7. A Tour of the Radio Sky 7

  8. Gas Spectra Neon Sodium Hydrogen

  9. 19

  10. Building an Itty Bitty Telescope GBT IBT David Fields with kids in Memphis

  11. RV Kit--$60 from Ebay 12 GHz satellite dish combined with a signal meter becomes a radio telescope!

  12. Constructing the dish

  13. Realigning the mounting sleeve

  14. Realigning the mounting sleeve

  15. Realigning the mounting sleeve

  16. Realigning the mounting sleeve

  17. Realigning the mounting sleeve

  18. Mounting Sleeve Schematic

  19. Mounting the Dish

  20. Mounting the Dish

  21. Mounting the Dish

  22. Mounting the Dish

  23. Mounting the Dish

  24. Finishing Up

  25. Finishing Up

  26. Finishing Up

  27. Finishing Up

  28. Finishing Up

  29. Finishing Up

  30. Detectors produce an audible tone which increases in pitch when you detect radio signals. Most expensive ($99). Has built in battery. Mid-priced ($50), needs a power supply. Cheapie! ($15), needs a power supply.

  31. Making the power supply

  32. Preparing the Coax

  33. Preparing the Coax

  34. Preparing the Coax

  35. Preparing the Coax

  36. Preparing the Coax

  37. Preparing the Coax

  38. Assembling the battery pack

  39. Assembling the battery pack

  40. Assembling the battery pack

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