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 Can I change the 10in shafts with a shorter shafts so I can put it on top of mirrors? Is there a battery that powers the lights that are inside the antenna? What makes your SR-A10 Magnetic Mount better than other brands? Looking to get a new whip for my Stryker Antenna. Is the swr meter on the radio accurate enough to set antennas or should I get a meter? Comments 0 comments Article is closed for comments.