Hacked Ultrasonic Sensors Let You See With Sound

If you want to play with radar — and who could blame you — you can pretty easily get your hands on something like the automotive radar sensors used for collision avoidance and lane dete…

Supercon 2023: Receiving Microwave Signals From Deep-Space Probes

Here’s the thing about radio signals. There is wild and interesting stuff just getting beamed around all over the place. Phrased another way, there are beautiful signals everywhere for those …

Downloading Satellite Imagery With A Wi-Fi Antenna

Over the past century or so we’ve come up with some clever ways of manipulating photons to do all kinds of interesting things. From lighting to televisions and computer screens to communicati…

Junk Bin Cyberdish Turns You Into The Satellite Tracker

The good thing about listening in on satellites is that they tend to beam down all kinds of juicy information from their lofty perches. The bad thing about satellites is that to stay in those orbit…

Listening In On A Deep-Space Satellite As It Returns Home

We’ve covered dozens of projects about getting images of Earth’s weather straight from the source. It’s not too much of a trick to download images straight from our constellation …

Using An Old Satellite To See The Earth In A New Light

Snooping in on satellites is getting to be quite popular, enough so that the number of people advancing the state of the art — not to mention the wealth of satellites transmitting signals in …

FCC rejects Dish 5G plan that could have made Starlink broadband “unusable”

Satellite broadband would be harmed by mobile service in 12 GHz band, FCC rules.

See Satellites In Broad Daylight With This Sky-Mapping Dish Antenna

If you look up at the night sky in a dark enough place, with enough patience you’re almost sure to see a satellite cross the sky. It’s pretty cool to think you’re watching light r…

Hackaday Links: January 15, 2023

It looks like the Martian winter may have claimed another victim, with reports that Chinese ground controllers have lost contact with the Zhurong rover. The solar-powered rover was put into hiberna…

Tune Your Dish Antenna Like A Pro

It’s a problem we all have at one time or another: your five-meter radio astronomy dish gets out of calibration and you don’t have a ridiculously expensive microwave holography rig on h…