Trescal Instrument Calibration and Repair

Calibration Capabilities by Discipline

Time & Frequency Calibration

Trescal provides full Time & Frequency Calibration services that are accredited to ISO/IEC 17025. Time & Frequency Calibration services can be delivered at your site or at our lab. Accreditations for our Time & Frequency Calibration service guarantees calibration results are traceable to the International Systems of units (SI) through NIST or NRC.

  • ISO/IEC 17025
  • ANSI/NCSL Z450-1
  • ANSI/NCSL Z540.3 through A2LA


We service a variety of time and frequency instruments including, but not limited to:

  • Digital Timers
  • Frequency Counters
  • Frequency Meters / Generators
  • Frequency Standards
  • Stopwatches
  • Stroboscopes
  • Tachometers
  • Timers
  • Timometers
  • Vibration Analyzer


In addition to Time & Frequency Calibration services, Trescal is your single source for complete instrument services:

  • Maintenance
  • Multi-brand Repair
  • Asset Management