English: "Huff Duff" on HMS Belfast, ie high-frequency direction-finding receiver, to locate enemy radio signals.
Français : "Huff Duff" sur le HMS Belfast, càd un récepteur radio haute-fréquence permettant d'obtenir le relèvement du signal, utilisé pour localiser les signaux ennemis.
Date
Source
Personal photograph, taken during a tour on the museum ship HMS Belfast
Own work, copyleft: Multi-license with GFDL and Creative Commons CC-BY-SA.
Other versions
Super Duff
Mike Duff
HF receiver
VHF-UHF receivers
Direction finder
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