Rotary transformer - aircraft compass

Rotary transformer for the Holmes tele-compass.

Object Details

ID: ACO0384.3
Type: Rotary transformer - aircraft compass
Display location: Not on display
Creator: Henry Hughes & Son Limited; Holmes
Date made: 1931
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 205 mm x 88 mm x 95 mm