The radio is now an item in Arma 2.
Class path is "CfgWeapons" >> "ItemRadio".
Use the addWeapon and removeWeapon commands to add/remove it from a unit's inventory. e.g:
player removeWeapon "ItemRadio";
Description
Shows or hides the radio on the map screen, if enabled for the mission and you possess the item. (default true).
Note
This command does nothing in Arma 3.
Syntax
showRadio show
Parameters:
show: Boolean
Returns: Nothing
Examples
Example 1
showRadio false;
See also
shownRadio · showCompass · showGPS · showWatch · showPad