QM Dial from Decometer
Object numberNMRN 2018/110/1
Object categorynavigational instruments
Object namegauge
TitleQM Dial from Decometer
DescriptionQM Dials were used for the first time during the D-Day landings on 6th June 1944 and fitted to Harbour Defence Motor Launches (HDML) as a navigational instrument. The Decca Navigator System helped ships know their location by using radio signals from fixed beacons. Seventeen vessels had QM receivers fitted, including HDML 1383 and HDML 1387.
Associated subjectCoastal Forces
Normandy Landings (1944)
Normandy Landings (1944)