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? Can the new sra10 come in a stud mount and be used on a 2016 freightliner cascade with a bird perch on mirror. SR-447HPC2 Error Codes and what they mean What Microphones are compatable with your radios? Testing the integrity of the SR-A10MM Antenna with a continuity tester or multimeter Comments 0 comments Article is closed for comments.