There were originally seven Trafalgar Class submarines in the fleet, but all have now been decommissioned – replaced by the larger and more capable Astute Class – with the exception of HMS Triumph.

The recent arrival of HMS Triumph at Devonport Naval Base marks the beginning of the end for the last Trafalgar-class nuclear-powered attack submarine in service with the Royal Navy ... including the ...

It’s the end of an era for the Royal Navy which sees its last Trafalgar-Class attack submarine about to be decommissioned. HMS Triumph, which paid its final visit to the Rock in June, retires after ...

Sonar systems use arrays for transmission and reception to improve signal‐to‐noise ratio and localize sources. This chapter focuses on the class of sparse sonar arrays whose elements are located on an ...

The largest, most advanced and most powerful attack submarines ever operated by the Royal Navy ... For detecting enemy vessels, the Astute Class is equipped with Sonar 2076 - an integrated ...

The last of the Royal Navy’s Trafalgar-class attack submarines has arrived home for ... decommissioning pennant and was escorted in by an array of vessels as she entered Plymouth Sound ...