What ever happened to the Ozone hole ?!

View the latest status of the ozone layer over the Antarctic, with a focus on the ozone hole. Satellite instruments monitor the ozone layer, and we use their data to create the images that depict the amount of ozone.

What this video of six months of data

THe coolest little radio I've ever seen ! RCV/XMT SDR

PortableSDR

Here is a link to the HACKADAY.IO  - It looks like they are shipping now.

And a link to the creator's video on how to work it. on Youtube.

Airborne Cross-band Repeater Experiment

YOUTUBE LINK

Brilliant Wouxun KG-UVD on a Phantom 3 Drone
Cross-banding between UHF and VHF.
Heard 10+ miles away!


using this radio



AMAZON LINK