Military Periscope Logo

----- HISTORICAL RECORD -----

Type 177

Country of Origin: Britain

description

This hull-mounted, medium-frequency sonar was approaching obsolescence but, until not long ago, remained in service with several navies. The sonar scanned a 360-deg area around the ship, and had a range of 3.2 nautical miles (6,000 meters). It was the first British scanning sonar.

It uses a flat sector-scanning transducer producing five 10-degree transmitting beams in a ripple sequence. It cannot track fast submarines and was replaced in the British Royal Navy by the Type 184....

Please log in to continue reading.

Not yet a subscriber? Take a free trial.

Military Periscope gives you easy-to-use, integrated, open-source intelligence on…

  • More than 7,500 weapons systems and platforms
  • Nearly every country's armed forces
  • Militant organizations
laptop image

Try Military Periscope free for seven days

Military Periscope Logo

Your online source for military news, weapons, and nation's armed forces worldwide

Military Periscope FEDLINK information

Service ID: UC Contract Number: LCFDL19D0065

Military Periscope is a product of GovExec.

600 New Hampshire Ave., Suite 510,

Washington DC, 20037, USA.

(+1) 202-450-3967

©Military Periscope 2024

All rights reserved. Redistribution of the content is prohibited without prior consent of Military Periscope.