Motorola Mini-Ranger super high-frequency navigation transceiver mounted on 20-foot aluminum mast to increase useable distance of this line-of-sight navigation system.

Image ID: cgs00855, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Location: Wisconsin, Apostle Islands, Lake Superior
Photo Date: 1982
Photographer: Commander George Leigh, NOAA Corps (ret.)


• High Resolution Photo Available