Is the A-10 coil wire size larger than the K-40. Shawn February 17, 2017 20:19 The wire used in the coil on the SR-A10 is than the Wilson or K40. Related articles Is there a battery that powers the lights that are inside the antenna? What Microphones are compatable with your radios? Testing the integrity of the SR-A10MM Antenna with a continuity tester or multimeter How do I put my name on the screen? Looking to get a new whip for my Stryker Antenna. Comments 0 comments Article is closed for comments.