A.H. Systems has been established since 1974 and manufactures a complete line of affordable, reliable, EMI test equipment. Our individually calibrated EMI 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 EMI 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 improve the quality of your testing requirements.

A.H. Systems, Inc.
9710 Cozycroft Ave.
Chatsworth, CA 91311
(818) 998-0223

The 10 Factors You Need to Consider When Selecting an EMC Antenna

The antenna is one of the least understood components in an EMC test instrumentation set-up, and a poor choice of antenna(s) can lead to multiple problems including erroneous test data, failed tests, lengthy or difficult test procedures, and challenges with repeatability. Useful to beginners and the more experienced alike, this handy checklist, guides you through the key parameters that need to be considered when selecting an EMC test antenna.

High Power Input Capability DRG Horn Antenna

This broadband antenna offers excellent performance over the frequency range of 170 MHz – 3 GHz. Optional TSC-570 transit case is available to protect the horn antenna during shipping and storage.

Reliable and Dependable Biconical Antennas 20 MHz to 18 GHz

A.H. Systems’ Biconical Antennas operate efficiently over the frequency range of 20 MHz to 18 GHz. Suitable for FCC, MIL-STD, VDE, TEMPEST, and immunity testing.

Shielding Effectiveness Kits

A.H. Systems AK-285R and AK-285T antenna kits include all of the required antennas needed to perform shielding effectiveness: cables, a tripod with azimuth and elevation head, and a tripod carrying case.

Now in the EERC

Free resource, compliments of A.H. Systems

Magnetic Field Conversions

This download provides a table of magnetic field conversion factors of microvolts-per meter, gauss, picotesla, microampere-per-meter, weber per-square meter, and gamma with values of either 0 db or 1 as a starting point.