{
  "title": "LoRaWAN — Long-Range IoT, How It Works, What It Costs, and When to Use It",
  "description": "A deep dive into LoRaWAN: the Chirp Spread Spectrum physics, star-of-stars network topology, device classes, duty cycle constraints, real costs (TTN free tier, Swisscom IoT, private gateways), killer applications (smart cities, agriculture, utilities), and how it compares to Meshtastic, NB-IoT, and Sigfox.",
  "topic": "LoRaWAN IoT long range mesh network",
  "date": "2026-03-20",
  "voice_map": {
    "HOST_A": "en-US-EmmaNeural",
    "HOST_B": "en-GB-RyanNeural"
  }
}