Defcon Kaklkaklkekl (Wiki)

**This is an old revision of the document!** ----

====== My notes on RC radio systems ====== This is a new "placeholder" node. I need to write a bit of info on various radio systems, peculiarities and experiences. Want to help with the info? Great! I'm suggesting an outline, just register and help! ===== Surface ===== About TX/RX systems for surface use, focusing on cars. ==== AM/FM ==== Intro to the differences and the interference problems of and between these === Regulated frequencies === Information about what frequencies are permitted in various regulatories, along with channel allocations for Europe/Norway. ==== 2.4GHz ==== Information about the 2.4GHz concept, ranges, applications. ===== Airborne ===== About TX/RX systems for aircraft, copters and such.. ==== Mode 1 / Mode 2 ==== What channels are used on what controls in the two modes, and how the modes are actually different in EU vs US. ==== Regulated frequencies ==== Information about what frequencies are permitted in various regulatories, along with channel allocations for Europe/Norway. ==== 2.4GHz ==== Information about the 2.4GHz concept, ranges, applications. ==== "Old-school" frequencies (MHz-range systems) ==== Information about PCM/PPM/QPCM systems, ranges, applications. === Single vs Dual conversion ===