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RA Mayes EMC Test
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Antenna & Instrument Calibration


EMC Test Antenna & Instruments Calibration

Keysight Technologies A2LA Accredited

Liberty Labs, World Cal, and Liberty Labs Canada have joined together
 to form the Liberty Calibration team, now Keysight Iowa Center.
providing you with a convenient solution for your accredited calibration needs.


All Liberty Calibration companies are ISO/IEC 17025:2005, ANSI/NCSL Z540-1-1994, and ANSI/NCSL Z540.3 accredited by A2LA.

Liberty Calibration is committed to providing the services you need to satisfy your business requirements.

Liberty Labs OATS


Liberty Labs Logo
Liberty Labs
50x80m CALTS Antenna Range
Antenna Calibration 10Hz-40GHz
Isotropic Probe Calibration
ESD/LISN/CDN/Probe Calibrations
Antenna Pattern Measurements
Site Attenuation Measurements
Site VSWR Measurements
EMI/EMC Site Surveys

World Cal Logo
World Cal
Receiver CISPR 16-1-1
Accelerometer Calibrations
Surge/Burst Calibrations
Flicker/Harmonic Calibrations
Temperature/Humidity Calibrations
RF/EMI/EMC Instrument Calibration
General Electronic Calibration
RF Power Sensor Calibration
High Voltage Calibrations

Liberty Labs Canada Logo
Liberty Labs Canada
RF/EMI/EMC Instrument Calibration
Receiver CISPR 16-1-1
Surge/Burst Calibrations
RF Power Sensor Calibration
LISN/ISN/CDN Calibration
Spectrum & Network Analyzers

Calibration Services Available

  • 50 x 80 meter OATS Antenna Range
  • Antenna Calibration 5 Hz to 50 GHz
  • Isotropic Probe Calibration
  • ESD/LISN/CDN's/Probe Calibrations
  • Antenna Pattern Measurements
  • Site Attenuation Measurements
  • Site VSWR Measurements
  • General Electronic Calibrations
  • RF Power Sensor Calibration
  • CISPR 16-1-1
  • EMI/EMC Site Surveys
  • Onsite Calibration Services
  • Surface Plate Calibrations
  • Accelerometer Calibrations
  • Surge/Burst Calibration
  • Flicker/Harmonic Calibrations
  • RF/EMI/EMC Instrument Calibration
  • Onsite Calibration Services
  • A2LA Accredited Calibration


Full Range of Calibration Services on EMC/RF Equipment

  • Absorbing Clamp
  • Adapter Kit
  • Amp
  • Attenuator
  • Band Pass Filter
  • Bicon Antenna
  • Bilog Antenna
  • Broadband Exposure Meter
  • Cable
  • Cal Fixture
  • Capacitive Voltage Probe
  • Capacitor
  • CLS Antenna
  • Comb Generator (Verification Only)
  • Coupling/Decoupling Network-CDN
  • Current Monitor
  • Current Probe
  • Directional Coupler
  • E-Field Generator
  • E-Field Probe
  • E Field Sensor
  • ELF Magnetic Meter
  • EM Field Analyzer
  • ESD Gun
  • ESD Target
  • Field Probe
  • Field Sensor
  • Field Strength Meter
  • Gaussmeter
  • High Pass Filter
  • Horn Antenna
  • Injection Clamp
  • Injection Probe
  • ISN
  • Isotropic Probe
  • Limiter
  • Line Voltage Probe
  • Line Impedance Stabilization Network-LISN
  • LMT-B
  • Load
  • Loop Antenna
  • Low Pass Filter
  • Log Periodic Antenna-LPA
  • Magnetic Field Meter
  • Microwave Radiation Check Source
  • Microwave Survey Meter
  • Monopole Antenna
  • Notch Filter
  • Power Amplifier
  • Preamp
  • Radiation Hazard Meter
  • Radiation Monitor
  • Radiation Probe
  • Reference Source
  • Reflector Antenna
  • RF Radiation Sensor
  • Rod Antenna
  • Site Source (Verification Only)
  • Survey Meter
  • Terminator
  • Transient Limiter
  • Type N Calibration Kit
  • Voltage Probe

  • Fully Self-Contained
  • Temperature, Humidity & ESD Controlled
  • Independent Renewable Energy Powered Calibrations
  • You’ll receive the same quality & service from our fixed location in Kimballton, IA & Elk Horn, IA
  • Times to suit your schedule
  • At your place of business
  • Quick turn around time
  • ISO 17025 Accredited Calibrations
  • Nationwide Coverage
  • We can calibrate your equipment in our mobile lab or within your facility

Copyright © 2001-2021  R. A. Mayes Company, Inc.
An Electro Mechanical Research and Development (EMRAD) Corporation, Company

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