Category Archives: Radio Telescope

A Miniature Radio Telescope in Every Backyard

You probably wouldn’t expect to see somebody making astronomical observations during a cloudy day in the center of a dense urban area, but that’s exactly what was happening at the recent 2019 Philadelphia Mini Maker Faire. Professor James Aguirre of the University of Pennsylvania was there demonstrating the particularly compact …read more

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Posted in 2019 Philadelphia Maker Faire, arduino, cons, DirecTV, pan and tilt, radio hacks, Radio Telescope, RTL-SDR, science, stepper motor | Leave a comment

Radio Telescopes Horn In With GNU Radio

Who doesn’t like to look up at the night sky? But if you are into radio, there’s a whole different way to look using radio telescopes. [John Makous] spoke at the GNU Radio Conference about how he’s worked to make a radio telescope that is practical for even younger students to build and operate.

The only real high tech part of this build is the low noise amplifier (LNA) and the project is in reach of a typical teacher who might not be an expert on electronics. It uses things like paint thinner cans and lumber. [John] also built some …read more

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Posted in radio hacks, Radio Telescope, sdr, software-defined radio, space | Leave a comment