----- HISTORICAL RECORD -----
DUBM 20
Country of Origin: France
description
The DUBM 20, the first French minehunting sonar, is a hull-mounted, active minehunting sonar used for CIRCE-class minehunters. It is also known as the TSM 2020.
status
Initial operational capability (IOC) in 1972. No longer in production or in service.
builders
Thales (formerly Thomson Marconi Sonar SS), Sophia Antipolis, France
variants
The DUBM-20A upgrade began in 1984 and incorporated coherent processing, sweep-to-sweep integration, a performance indicator and a multi-image memory.
issues and notes
None.
operational notes
None.
variants alternative
TSM...
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