Environmental Wideband Acoustic Receiver and Source (EWARS)

SBIR Topic #N101-042: Environmental Wideband Acoustic Receiver and Source (EWARS)

Naval Air Systems Command

SBIR Topic: N101-042

Environmental Wideband Acoustic Receiver and Source (EWARS)

TITLE: EWARS F6 Phase II.5 Accelerated Transition (AT) SBIR

OBJECTIVE: Fully mature EWARS F6 sonobuoy technology to TRL-6.

Awarded to: RDA, Inc.

Contract #: N68335-18-C-184

Topic #: N101-042

Phase: II.5 AT

Scheduled Completion Dates:

Base: 2/28/2019
Option: 3/1/2021

Program History:

  • Phase I (SBIR N101-042) $0.149M — 2009/2010
  • Phase II (SBIR N101-042) $0.996M — 2011–2013
  • Phase II.5 CD (SBIR N101-042) $1.524M — 2014–2016
  • Phase II.5 AT (SBIR N101-042) $1.779M — 2018–2021
SBIR Topic: N101-042 Graphic

Technology Development:

Develop A-size F6 prototype sonobuoy demonstrated at TRL-6.

  • Components & technologies applicable to other sonobuoys
  • Digital Hydrophone arrays and Dipole
  • In-buoy signal processing
  • Improved battery life
  • Verified in at-sea environment

Warfighting Capability:

  • Enhanced F6 transducer design and power amplifier components verified at sea depths commensurate with the EWARS operational environment
  • A-size F6 EWARS Sonobuoy
  • Airborne ASW Tactical Capability

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