The CR8900A is pre-tuned to give best bandwidth and VSWR over the FM portions of 10m, 6m, 2m, and 70cm ham bands when mounted on the side of vehicle (i.e. trunk lid) using a K400 or K600 series mount.
Special Features:
Designed specifically for the Yaesu FT8900, will work with any radio utilizing the corresponding bands.
Remarks: Not recommended for use with magnet mounts. Grounding required.