HMS Antrim was a 10,850 ton Devonshire-class

Devonshire class cruiser (1903)

The Devonshire class was a class of six armoured cruisers of the British Royal Navy, launched in 1903–1904 at a cost of around £850,000 each....

 armoured cruiser of the British Royal Navy

Royal Navy

The Royal Navy is the naval warfare service branch of the British Armed Forces. Founded in the 16th century, it is the oldest service branch and is known as the Senior Service...

, built by John Brown & Company

John Brown & Company

John Brown and Company of Clydebank was a pre-eminent Scottish marine engineering and shipbuilding firm, responsible for building many notable and world-famous ships, such as the , the , the , the , the , and the...

 and launched on 8 October 1903. Like her sisters, she served in the First World War and survived. After the war she became the first ship to be fitted with an experimental sonar

Sonar

Sonar is a technique that uses sound propagation to navigate, communicate with or detect other vessels...

system in 1920. She was sold on 19 December 1922 to Hughes Bolckow, and arrived at Blyth in March 1923 for breaking up.