Dayton T. Brown, Inc.

Bohemia, New York, United States

Active Accreditation

Dayton T. Brown, Inc. is a long-established independent U.S. testing laboratory in Bohemia, NY offering EMI/EMC, environmental, dynamics, structural, ballistics, and TEMPEST testing for aerospace, defense, rail, automotive, and commercial clients. The lab holds A2LA (Cert. No. 0767) and NVLAP (Lab Code 200422-0) accreditation and is an NSA-certified TEMPEST test provider, with capabilities covering MIL-STD-461, RTCA/DO-160, CISPR, and IEC 61000-4 series standards.

DesignationUS1155
CountryUnited States
CityBohemia
State / ProvinceNew York
Websitewww.dtb.com
Accreditation StatusActive

Capabilities

Standards Tested

FCC Part 15MIL-STD-461MIL-STD-704MIL-STD-1399RTCA/DO-160CISPR 11CISPR 22CISPR 25IEC 61000-4-2IEC 61000-4-4IEC 61000-4-5IEC 61000-4-11EN 61000-4-xANSI C62.41SAE ARP5412NSTISSAM TEMPEST/1-92CNSSAM TEMPEST 01-02

Certifications Offered

FCCTEMPESTMIL-STD-461RTCA/DO-160

Industries Served

Aerospace & AviationMilitary & DefenseSpaceGovernmentRail & TransitHeavy EquipmentMaritimeAutomotiveMedical

Facility

Multiple semi-anechoic chambers including a climate-controlled 3-meter chamber, reverberation/stirred mode chambers, and shielded rooms

Capabilities sourced from lab websites, A2LA scope documents, and public accreditation records as of April 22, 2026. Contact the lab directly to confirm current scope and availability.

Data verified from: www.dtb.com, www.dtb.com, fccid.io, customer.a2la.org, www.acil.org

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