RC basics
Flying RC car vs hovercraft vs drone: what is the difference?
Compare air-cushion hovercraft, wheeled drones and integrated flying RC car concepts. Learn what to check in videos, specifications and actual demonstrations.
Read the guide ↗ROADSTER JOURNAL
From the reveal
to the workbench.
The news, the engineering questions and the model-making possibilities.
Original explanations from ROADSTER MODELS, an independent RC concept project.
RC hover essentials.
Start with the vehicle types, energy, airflow and control.
Battery & endurance
RC hover car battery life: estimate flight time in Wh, not mAh alone
Use an energy-only runtime calculator and learn why voltage, usable energy, measured hover power and vehicle mass matter for a 20-minute RC hover goal.
Read the guide ↗Airflow & rotors
Ducted fan vs open propeller for an RC hover car
Compare ducts, rotor guards and open propellers without assuming a universal efficiency winner. See which installed-force, power and mass measurements matter.
Read the guide ↗Control & sensors
Optical flow vs GPS: can an RC hover car stay in one spot?
Learn how attitude hold, height hold and position hold differ, why optical flow needs suitable ground conditions, and what a hover-control test must verify.
Read the guide ↗The Roadster reveal.
Event analysis and the model-making questions it raised.
Reveal explained
Tesla Roadster 2026 reveal: what the flying-car demo means
A source-linked look at Elon Musk’s October 2026 Roadster demonstration, the distinction between stunts and sustained flight, and the questions it raises for RC models.
Read the guide ↗How it works
Can the Tesla Roadster fly? Thrusters, suction and RC lift explained
Understand the difference between cold-gas thrust, fan-generated grip and electric rotor lift, and why an RC hover concept needs its own measurements.
Read the guide ↗Model guide
Tesla Roadster RC model guide: design, scale and hover expectations
Interested in a Roadster-style RC model after Elon Musk’s reveal? Compare appearance, ground driving and hover goals, and see the current independent concept.
Read the guide ↗