Sonobuoy Receivers

Ultra Maritime is the world-leader in design, development, and manufacture of Anti-Submarine Warfare receivers. We have played a critical role in the ASW mission on all major US and international ASW Maritime Patrol aircraft for more than 50 years.  With a history of supporting platforms such as P-3/CP-140, CH148, MH-60R, NH-90, C295, Atlantique, P-8A, and more; Ultra Maritime is the premier supplier of sonobuoy receivers.


  • Single & quad antenna configurations
  • Meets aircraft specific requirements
  • 32, 64, & 100 acoustic channel options
  • Supports GPS buoys


  • Perfect for rotary wing aircraft
  • 8 high quality audio outputs
  • Supports 32 acoustic channels
  • Supports GPS buoys


  • Ideal solution for unmanned aircraft
  • Seamless integration for aircraft systems
  • Supports 32 acoustic channels
  • Supports GPS buoys

Low Cost SDSR

  • Ideal for lab environments
  • 19 in. 1U rack size
  • 1, 2, or 4 receive channels
  • Digital output & control via Ethernet
  • Analog & Digital sonobuoy reception

Portable Acoustic Sonobuoy Simulator II

The Portable Acoustic Sonobuoy Simulator II (PASS II) is a test set designed for maritime acoustic system operation verification and laboratory acoustic system integration. It is a field usable electronic transmitter, receiver, and data processor that simulates standard NATO sonobuoys.
PDF Datasheet

Please direct questions or sales inquiries to