Welcome to A.H. Systems, Inc.
A.H. Systems has been established since 1974 and manufactures a complete line of affordable, reliable, EMC test equipment. Our individually calibrated EMC Test Antennas, Preamplifiers, Current Probes and Low-Loss Cables satisfy many test standards including CISPR, MIL-STD, FCC, EN, VDE, IEC and SAE. With a wide variety of mounting configurations, we can also offer tripods and accessories that compliment other EMC testing equipment used to complete your testing requirements. We are also committed to providing all of our clients with no cost prompt and professional technical support. Manufacturing high quality products at competitive prices with immediate shipment plus prompt technical support are our goals to better their quality of your testing requirements.


Catalog
The online catalog provides a list of all the standard products that we manufacture. Here you will find an assortment of information for each standard product including product descriptions, specifications, typical AF plots, average VSWR, typical data, and other pertinent data.


Services
Annual calibration of EMC test antennas is important to ensure repeatable and reliable performance. We can provide a wide variety of antenna calibration services including Antenna Factor, Beamwidth, VSWR and gain calculation.

Even though A.H. Systems specializes in the design, manufacturing and calibration of quality and reliable test equipment for compliance testing, we can also provide
rental equipment for most of our products.

When tough economical times come, many companies find ways to cut expenses. A.H. Systems is proud to introduce a new avenue of savings with our Discount Warehouse. We have a listing of many different models to satisfy a wide variety of applications in our Discount Warehouse. These test antennas have been returned back to new life to offer years of trouble free performance at a reduced price.


Technical Support
Have a question about how to perform a test, or what test you should perform? A.H. Systems is here to help, browse our Technical Notes section for answers. Here we have many resources, including common RF Related Conversions listed for EMC testing applications. Antenna Data sheets are also listed for reference. Immunity standards are always changing and we have the article to assist you in selecting the proper antenna/power amplifier combinations for the coming new RF immunity standards.


Contact Us
Have a question? Call us or send us an Email and we will answer your question. Not only have we been in business for over 35 years, but also have worldwide representatives in over 21 different countries. Need test equipment in Asia, Europe, or the Middle East? With A.H. Systems, it's never a problem. We are here to assist you with your EMC/EMI test antenna requirements.