Category: 🇬🇧
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Experiments with NPR: new hardware, firmware, and some cryptography
For the past few months I have been slowly working on the next step of my New Packet Radio experiments. Since the last NPR modem…
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Delay-Tolerant Networking for Amateur Radio
This article is a direct continuation of Rethinking Packet Networks in Amateur Radio. In the first article, we argued that many assumptions inherited from the…
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Rethinking Packet Networks in Amateur Radio
Over the last decade, amateur radio has experienced a renewed interest in digital communication networks. After years when packet radio felt largely historical, we can…
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LinHT – Open SDR Handheld for Radio Amateurs
For the past few weeks, I’ve been working with a small team on a project that I think could become a real game-changer for amateur…
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PocketPico – GameBoy Emulator with RP2040
Who wouldn’t know GameBoy and games like Pokémon, Super Mario Land, Kirby’s Dream Land, The Legend of Zelda, etc? I grew up with these games,…
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LTO BMS – Development Notes
LTO batteries, or Lithium Titanium Oxide batteries, have one enormous advantage — they can be charged and discharged at sub-zero temperatures. This makes them ideal…
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Solar MPPT Charger for Meshtastic
If you follow me on Twitter, you may have noticed that since January 2024, I’ve been experimenting with the LoRa mesh network Meshtastic. I’ve already…