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Free ham radio flash cards, practice tests, and question pools as well as introduction to ham radio and explanations for questions.

Free ham radio flash cards, practice tests, and question pools as well as introduction to ham radio and explanations for questions.

Alt: a fat man wearing a hat and a yellow jacket with the word booo on the bottom

The US Military operates several communication satellites with open repeaters, meaning any signal they receive gets rebroadcast. This has been exploited by various groups, including Russian users around Ukraine. I checked out some of these signals on various webSDR streams, some of which you can find below: http://websdr.org/ http://kiwisdr.com/public/ https://rx-tx.info/map-sdr-points (To find WebSDRs with SATCOM streams, you'll want to filter by 260MHz) You can learn more about the UHF Satcom system here: https://en.wikipedia.org/wiki/Fleet_Satellite_Communications_System And the UHF Follow-On (UFO) system here: https://en.wikipedia.org/wiki/UHF_Follow-On_satellite Saveitforparts t-shirts and other merch at https://saveitforparts.myspreadshop.com/ Join this channel to get access to perks: https://www.youtube.com/channel/UCNLRcEn78Vc62C3GkMvBgtA/join Or support me via Patreon at https://www.patreon.com/saveitforparts Check out gadgets and devices I like at https://www.amazon.com/shop/saveitforparts