Dayton T. Brown, Inc.

United States

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Dayton T. Brown, Inc. (DTB) is an independent engineering and testing laboratory founded in 1950 and headquartered in Bohemia, New York. Operating extensive laboratory facilities running 24 hours a day, the company delivers comprehensive testing and engineering services to commercial, space, defense, rail, and government customers.

DTB maintains A2LA and NVLAP accreditations across its multi-disciplinary test centers, providing advanced environmental simulation, structural dynamics, and noise evaluation. The firm is widely recognized for its Direct Field Acoustic Noise (DFAN) testing and high-capacity electrodynamic vibration systems, supporting mission-critical programs for clients including NASA, aerospace primes, and transit authorities.

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Dayton T. Brown, Inc. provides advanced acoustic, dynamic, and environmental testing capabilities:

Acoustic Noise Testing: Direct Field Acoustic Noise (DFAN) testing simulating extreme acoustic flight and launch environments; airborne and structure-borne noise evaluation for durability and compliance.
Vibration & Dynamics: Sine, random, sine-on-random, swept-sine resonance search and dwell, classic shock, and modal analysis testing across single- and multi-axis shakers.
Structural & Stress Analysis: Static, dynamic, modal, and random vibration analysis using ANSYS and Autodesk Inventor, validated via empirical physical testing.
Climatic & Environmental Simulation: Combined temperature, altitude, humidity, salt spray, sand/dust, and thermal cycling chambers.
Standards Compliance: Full qualification testing compliant with RTCA DO-160, MIL-STD-810, MIL-STD-461, and transit specifications.

Dayton T. Brown, Inc.

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