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The NMCPHC Audiometry Calibration Laboratory provides Navy-wide support for audiometric and sound level measuring equipment calibration, maintenance, and repair. This includes calibration service for Type 1 and Type 2 sound level meters, octave band filters, acoustic calibrators and dosimeters. Repair service for audiometers and limited repair service for sound level measuring equipment; and, technical assistance for equipment operation, life cycle management and equipment replacement. Our work supports the readiness of service members and civilian employees exposed to hazardous noise. We are committed to excellence and customer service.

NMCPHC maintains an updated list of equipment serviced by the laboratory, please see the link below. For additional information, please contact us at Calibration Laboratory.


We calibrate a wide variety of type 1 and 2 sound level meters, noise dosimeters, acoustical calibrators, microphones, preamplifiers, and octave band filters.

Click here to see a list of equipment we service. If your equipment is not listed, it may be unsupported. Please contact us prior to shipping.

We calibrate equipment from all government agencies. Please contact us for more information.


  • Type 1 & 2 Calibration Certificates
  • 2016
  • 2017


We calibrate all of the Navy’s HCP screening audiometers. This includes the Benson Medical CCA-200mini and CCA-200 audiometers. We also calibrate clinical audiometric screening equipment on a limited basis.

We calibrate HCP Screening audiometers from all government agencies.

View the Audiometer Set-Up Instructions.


  • Audiometer Calibration Certificates
  • 2016
  • 2017



Calibration Laboratory Hours: 0600-1600

Telephone Numbers:

Electronic Techs: 757-953-0788 / 0789 / 0790

Lab Supervisor: 757-953-0786


Mailing Address:

Navy and Marine Corps
Public Health Center
Attn: Calibration Laboratory
620 John Paul Jones Circle,
Bldg. 3, Suite 1100
Portsmouth, VA 23708

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