DF Outfits FM11 and FM12

DATE OF DESIGN

1940

FREQUENCY RANGE

DF Outfit FM11 - 15 to 580 kHz in five ranges
DF Outfit FM12 - 42 to 1060 kHz in five ranges.

WHERE FITTED/USED

DF Outfit FM11 IS a MF Direction Finder fitted in submarines superseding DF Outfit FM4. DF Outfit FM12 is fitted in trawlers and above and also in Royal Naval Air Stations as a MF Direction Finder superseding DF Outfit FM7.

FURTHER READING

Details of DF Outfits FM11 and FM12

Image of DF Outfit FM12