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!

About TX/RX systems for surface use, focusing on cars.

Intro to the differences and the interference problems of and between these

Information about what frequencies are permitted in various regulatories, along with channel allocations for Europe/Norway.

Information about the 2.4GHz concept, ranges, applications.

About TX/RX systems for aircraft, copters and such..

What channels are used on what controls in the two modes, and how the modes are actually different in EU vs US.

Information about what frequencies are permitted in various regulatories, along with channel allocations for Europe/Norway.

Information about the 2.4GHz concept, ranges, applications.

Information about PCM/PPM/QPCM systems, ranges, applications.

http://www.rc-network.de/magazin/artikel_05/art_05-027/art_027-01.html Frequency tables for Norway