Ken, It is classified as "Field Test" right now. If you want to try it, email Wayne directly (as he requested). 73, Don W3FPR On 4/7/2017 3:51 PM, Ken K6MR wrote: > Trying to use the new AR command (switches the Rx ant on/off), but I see it was added in FW 5.58. Latest versions I find (both beta and released locations) is 5.57. > > Anyone know where it is?