The CR8900A is pretuned 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.
specifically for the Yaesu FT8900
Remarks: Not recommended for use with magnet mounts. Grounding required.