AirCast Blog

Expert guides, tutorials, and insights on drone video streaming, hardware setup, and live telemetry.

Field Test
Oct 17, 20263 min read

98 Minutes of Live Video over 4G: Flying a Fixed-Wing over the Alazani Valley

Two flights over the vineyards and ridges of Kakheti, Georgia, streamed live in 1080p over a single LTE SIM. Up to 6.3 km out at a steady 3.2 Mbps, with the reel, stills and ground-station screenshots.

Field Test
4G LTE
Fixed-Wing
ArduPilot
Testing
Sep 25, 20266 min read

Glass-to-Glass Latency: WebRTC vs RTSP vs Cloudflare (Real Measurements)

We pointed a drone camera at a millisecond clock and measured end-to-end latency over five paths. Cloudflare in the browser came in at ~265 ms. Every screenshot included.

Latency
WebRTC
RTSP
Cloudflare
Tutorial
Jun 18, 20269 min read

Build Your Own 4G Drone Camera for Free with a Raspberry Pi

Turn a stock Raspberry Pi, a USB 4G modem, and any RTSP/IP camera into an internet-reachable drone camera for free. Flash Raspberry Pi OS, install Tailscale, and expose your camera with a subnet router.

4G LTE
Raspberry Pi
Tailscale
DIY
Tutorial
Jan 15, 20258 min read

How to Stream Drone Video Over 4G/LTE Networks

Complete guide to streaming live drone video using 4G/LTE connectivity. Learn about WebRTC, hardware requirements, and optimal configurations for ultra-low latency streaming.

4G LTE
WebRTC
Tutorial
Raspberry Pi
Hardware
Jun 23, 202612 min read

Best Cameras for Drone Video Streaming (2026)

How to pick a camera for low-latency drone streaming over cellular: native RTSP gimbals, IP cameras, and turning a Pi or USB camera into an RTSP source for AirCast.

Cameras
RTSP
Hardware
Comparison

More Articles Coming Soon

We're regularly publishing new guides on ArduPilot streaming, PX4 integration, hardware reviews, and more.