Karel Doorman class frigate

The Karel Doorman class is a class of eight multi-purpose frigates of the Royal Netherlands Navy. The class is also known as the "Multi-purpose" or "M" class.

Sensors and countermeasures

Radar is provided by a Thales SMART-S 3D radar for air and surface searches, a Thales LW-08 2D long range search radar, a Thales navigation radar, as well as two Thales STIR tracking and illuminating radars, which provide fire control for the main gun and Sea Sparrow missiles.

~ ~ ~ ~ ~ ~ ~ ~ ~ ~

The ships carry a low frequency passive towed array sonar at the bow, as well as a medium frequency active search and attack mounted on the hull at the front of the ship.

~ ~ ~ ~ ~ ~ ~ ~ ~ ~

For countermeasures, each ship carries a towed torpedo decoy to foil sonar detector, as well as chaff dispensing systems and radar detection and jamming systems.

~ ~ ~ ~ ~ ~ ~ ~ ~ ~