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Large Balloon Reflector: a potentially game-changing antenna designwww.nasa.gov/directorates/stmd/nasa-tech-breathes-life-into-potentially-game-changing-antenna-design/
145 sats \ 1 comment \ @hn 28 Oct 2023 tech
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Christmas Ham Radio Antennas: Christmas cookie tin as an antenna ground plane?
383 sats \ 0 comments \ @HR4BTC 25 Dec 2023 radio
End (the) Fed Antennas are great DIY antennas for ham radio.
111 sats \ 0 comments \ @HR4BTC 30 Jun 2024 DIY
How to deploy a EFHW vertical antenna.
71 sats \ 0 comments \ @HR4BTC 12 Jul 2024 DIY
China’s super-radar detects plasma bubble over the pyramids in Gizawww.scmp.com/news/china/science/article/3277286/chinas-super-radar-detects-plasma-bubble-over-pyramids-giza
42 sats \ 3 comments \ @ch0k1 8 Sep 2024 news
How Curved Terahertz Waves Could Revolutionize Wireless Communicationscitechdaily.com/how-curved-terahertz-waves-could-revolutionize-wireless-communication/
307 sats \ 1 comment \ @ch0k1 13 Apr 2024 science
Researchers make breakthrough in solar technology with 'stretchable' panelswww.thecooldown.com/green-tech/stretchable-solar-cells-kaist-korea/
100 sats \ 0 comments \ @ch0k1 16 Mar 2024 science
3 WishMesh Meshtastic radios and 2 extended antennas 325,000 SATS
293 sats \ 7 comments \ @fe3c522a6f 4 Oct 2024 AGORA
Breakthrough 6G antenna could lead to high-speed communications and hologramswww.livescience.com/technology/breakthrough-6g-antenna-could-lead-to-high-speed-communications-and-holograms
21 sats \ 2 comments \ @ch0k1 2 May 2024 tech
Launch HN: Sorcerer (YC S24) – Weather balloons that collect more datanews.ycombinator.com/item?id=41291219
21 sats \ 0 comments \ @hn 19 Aug 2024 tech
10 easy to make and effective HF antennas for ham radio.www.youtube.com/watch?v=beyj1WPOJP8
863 sats \ 0 comments \ @HR4BTC 6 Jan 2024 radio
Mysterious Antennas Found In Utah's Hills; Some Speculate [Helium Hotspots]www.zerohedge.com/crypto/mysterious-antennas-found-utahs-hills-some-speculate-decentralized-blockchain-network
50 sats \ 3 comments \ @cointastical 8 Jan 2023 bitcoin
Understanding NVIS Antennas: (Near Vertical Incident Skywave)
10 sats \ 0 comments \ @HR4BTC 23 Dec 2023 radio
The Airship to Orbit Projectwww.jpaerospace.com/ATO/ATO.html
227 sats \ 1 comment \ @kristapsk 15 Apr 2024 tech
Startups are building balloons to hoist tourists 100k feet into the stratospherewww.cnbc.com/2024/07/13/balloons-to-hoist-tourists-100000-feet-into-the-stratosphere.html
442 sats \ 0 comments \ @beorange 13 Jul 2024 tech
Arduino Based Antenna Analyzer | RigExpert AA-30.Zero 3D Build (2021)www.youtube.com/watch?v=pvQ-l_3xzz0&t=1s
110 sats \ 0 comments \ @localhost 3 Jul 2024 DIY
DIY Yagi Antenna Sends LoRa Signals Fartherhackaday.com/2025/02/20/diy-yagi-antenna-sends-lora-signals-farther/
137 sats \ 0 comments \ @Motorhead 24 Feb 2025 DIY
Homemade polarimetric synthetic aperture radar dronehforsten.com/homemade-polarimetric-synthetic-aperture-radar-drone.html
9 sats \ 0 comments \ @hn 17 Feb 2025 tech
launch of Cloaked Wireless
356 sats \ 4 comments \ @nquiz 8 Mar 2024 bitcoin
Alaskan Fishermen Find Suspected Spy Balloonwww.zerohedge.com/geopolitical/alaskan-fishermen-find-suspected-spy-balloon
162 sats \ 4 comments \ @BitcoinIsTheFuture 2 Mar 2024 econ
Thoughts on Helium Mobile?hellohelium.com/
15 sats \ 0 comments \ @ElDude 27 Jan 2024 tech
Project DIY: Build Your Own Drone Tracking Radar: Part 1youtu.be/igrN_wd_g74?si=nMZrblhZFk_UwBuC
194 sats \ 0 comments \ @localhost 6 Jan 2024 DIY