Launch readout of microwave navigation instrument distances in meters.The vessel is located the indicated distance in meters from stations #1 and #3.Readout on sounding boat from NOAA Ship PEIRCE
3/20/2019 12:35:30 PM
Date: 1985
Credit: Commander David Waltz, NOAA Corps (ret.)
Location: Atlantic coast of United States
Subject: Charting
Subject: Navigation
Subject: Electronic
Subject: SHF Systems