The API only gives 2D radio information

Author: PeterJCLaw

programming/sr/radio/index.md

@@ -16,7 +16,7 @@ Each transmitter encodes their identity in a machine-readable way, which means t
 ## [Detecting other stations](#detecting-other-stations) {#detecting-other-stations}
 
 Using the signal strength and bearing of the received radio signals, you are able to
-determine the distance and direction of a transmitter in 3D space relative to
+determine the distance and direction of a transmitter in 2D space relative to
 the radio. Therefore, if the robot can detect transmitters that is at a fixed
 location in the arena, a robot can calculate its exact position in the arena.