The Creative Science Centre - by Dr Jonathan P. Hare
160m-balloon-antenna - YouTube
HF Wire
Did the Pentagon Shoot Down a Harmless Ham Radio Balloon? - Scientific American
W6ORG ATV Application Notes - Rockets & Balloons
High Altitude Balloons | AMSAT-UK
HF antenna design for high-altitude balloon - Amateur Radio Stack Exchange
Balloon Vertical Omni-Antennas - Resource Detail - The DXZone.com
Ham Antenna Rises To The Occasion | Hackaday
Multiple Balloons Carrying Ham Radio Payloads Launched - PSKOV
Radio Waves: BBC radio reporters axed, Ham Radio on BBC Surrey, K6UDA on IC-705 features, and VLF balloon launched with request for detailed reception report | The SWLing Post
Is the Biden administration shooting down Ham Radio Hobbyist Balloons?
The Different Types of Ham Radio Antennas – Ham Radio Prep