Heltec V4: Your Own Network Without Internet. Part 1: Why Bother?
Imagine: you’re hiking, at a dacha, in an area with poor signal - or you just want to communicate without carriers, clouds, and surveillance. Solution: decentralized LoRa network - low-power radio with range up to several kilometers. 💡 This isn’t an internet replacement. It’s “internet for emergencies, privacy, and experiments”. Who this series is for: ✅ Friends and relatives who want to understand “why do I need this” ✅ Beginners in radio/electronics (no soldering required!) ✅ Anyone who values privacy and infrastructure independence 📡 LoRa and mesh networks (in simple terms) LoRa (Long Range) Parameter Value Range 1–10 km urban, 50+ km line-of-sight Power ~100 mA transmit, ~10 mA idle Speed 0.3–50 kbps (text, coordinates, small data only) Frequency 433 MHz (RU), 868 MHz (EU), 915 MHz (US) Simple analogy: ...