Hearing Screening: Calibration Process

Calibration Process


Please review all of the information on this website before calling or emailing a question.

Information on the Website includes:

  • Registration forms
  • Equipment labels
  • Calibration site locations
  • Vendor names, prices, locations, and contact information
  • Site dates and any special instructions
  • Please use MapQuest or other internet map resources for directions to the site

You need to pre-register with the vendor (see the Annual Calibrations Locations webpage for details).

You need to properly label equipment, drop off and pick up promptly from your chosen site.

Notification of dates and times for drop-off and pick-up of equipment will be posted on this website. If you have any questions regarding this, please contact the vendors listed below.

If you do not have access to the Internet or need any other accommodation, please contact MDH (651-201-3760 or health.childteencheckups@state.mn.us).


Audiology Systems

Deb Hendrickson

50 Commerce Drive Suite 180
Schaumburg, IL 60173
Phone: 847-534-6981
Fax: 847-534-2151
Toll Free: 855-283-7978

Price List
  • Audiometer Calibration/Check-up
    Metro = $25.00
    Non-Metro = $30.00
    Full calibration $69.00
  • Tympanometer
    Full calibration $99.00
Branson - Larkin Electronics

Greg Larkin

30799 Juniper Street NW
Cambridge, MN55008
Cell: 612-388-2237

Price List
  • Audiometer Calibration Check-up
    Metro = $26.00 per Audiometer
    Non-Metro = $30.00 per Audiometer
    Full calibration $60.00
  • Tympanometer
    Full calibration $110.00
  • Repairs
    $50.00 per 1/2 hour
Midwest Special Instruments (MSI)
June Schmokel

12302 Princeton Ave
Savage, MN 55378
Phone: 952-808-0320 or 800-328-6709
Fax: 952-808-0323

Price List

  • Audiometer Calibration Check-up
    Metro = $29.00 ($39 if not pre-registered)
    Non-Metro = $34.00 ($44 if not pre-registered)
    Full calibration $70.00
  • Tympanometer
    Full calibration $110.00
  • Otoacoustic Emissions (OAE)
    Full Calibration $190.00
  • Repairs
    $70.00 per 1/2 hour

Program Staff:

Child and Teen Checkups program
Minnesota Department of Health
85 E 7th Place
PO Box 64882
St. Paul, MN 55164-0882
Phone: 651-201-3760
Fax: 651-215-8953
Email: health.childteencheckups@state.mn.us
MDH Main Phone: 651-201-5000
Toll-free: 888-345-0823