A new brochure just released by AR RF / Microwave Instrumentation details the firm’s comprehensive line of antennas for EMI/RFI testing. These antennas are power and frequency matched to the firm’s amplifiers (1 to 15,000 W / 10 kHz to 50 GHz). Brochure content includes detailed information and specifications on log periodic, high gain RF horns, microwave horns, E-field … [Read more...]
Antennas
- Free PDF Download: How to Select an EMC Antenna Type by Test Standard
- Free PDF Download: The 10 Factors You Need to Consider When Selecting an EMC Antenna
- Free PDF Download: AK-571-4 Antenna Kit, Your Inexpensive Solution to Broadband Applications
- Free PDF Download: RF Conversion Formulas
- Free PDF Download: AH Systems Product Catalog
New Amplifier Targets High Field Level Applications
The T251-2500 Amplifier from IFI achieves impressive performance levels—2500 watts 1.0 – 2.5-GHz producing >1000 watts of P1dB Power. This amplifier is perfect for EMC testing in any lab, chamber, or application requiring high field levels. Boasting a compact design, it is ideal for all test requirements and specifications that must be met in today’s demanding electronics … [Read more...]
Brochure Details State-of-the-Art Antennas for EMI/RFI Testing
A new brochure just released by AR RF / Microwave Instrumentation details the firm’s comprehensive line of antennas for EMI/RFI testing. These antennas are power and frequency matched to the firm’s amplifiers (1 to 15,000 W / 10 kHz to 50 GHz). Brochure content includes detailed information and specifications on log periodic, high gain RF horns, microwave horns, E-field … [Read more...]
Horn Antenna for Radiated Immunity and Emissions Testing
The HRN-0118 Horn Antenna from TDK RF Solutions is a wide-band, double-ridged horn used to transmit and receive microwave signals over the frequency range of 1 GHz to 18 GHz The HRN-0118 generates the high electric fields required for radiated immunity and emissions measurements and features high gain, low VSWR (<5:1 average), and moderate power handling (300 watts). A … [Read more...]
NTS Offers Expanded EMI Testing in Its NJ Laboratory
National Technical Systems has announced that its Tinton Falls, NJ laboratory is now equipped to offer high-level EMI testing for electronics and avionics. The lab’s new capability simulates high intensity radar sweeps encountered in hostile combat areas and in final approaches to civilian airports. The expansion includes the installation of a new shielded room, sophisticated … [Read more...]
South Carolina Seeks to Jam Cell Phones within Prisons
As this eNews was being prepared, a scheduled demonstration at the Lieber Correctional Institution in Ridgeville, SC was postponed because of severe weather conditions. Presumably, it will be rescheduled. The South Carolina Department of Corrections and Florida-based electronics firm CellAntenna Corporation had planned a demonstration of CellAntenna’s equipment on Tuesday, … [Read more...]
Antenna Suite Targets HIRF Testing Applications
A suite of three high-gain, high-power microwave horn antennas from AR RF Microwave are intended for use in DO 160 HIRF (high intensity radiated frequency) testing. These antennas provide even more options for varying test conditions. The AT4444 provides 2 to 4 GHz/ 1000 watts CW / 17-kw pulse input power while the AT4446 provides 4 to 6 GH / 800 watts CW /15-kW pulse power. … [Read more...]
Antenna Mast Crafted for EMI/EMC Testing
The AM-400 from Com-Power Corporation is an antenna mast well suited to making EMC measurements in an OATS (open air test site) or in test chambers. The height of the antenna can be varied from one to four meters during measurement as required by commercial EMC specifications. The mast is constructed using fiberglass tubes and grating material. These were chosen because they … [Read more...]
Portable, Folding Biconical Antenna Performs Site Attenuation Measurements
The SAS-542 Folding Biconical Antenna from A.H. Systems was the first EMC antenna designed for portable compliance testing applications. Product features include a frequency range of 20 MHz to 330 MHz, maximum continuous power of 1 watt, impedance of 50 Ω, and a maximum radiated field of 2 V/m. These antennas are individually calibrated (1-, 3- and 10-meter calibration … [Read more...]
Understanding Shielding Effectiveness of Materials and Measurements in the Near-Field and Far-Field
When we treat the shielding effectiveness measurement with a uniform field, the results are similar for both near and far fields. Kermit O. Phipps and Philip F. Keebler EPRI EMC Laboratory, Knoxville, TN, USA INTRODUCTION Traditionally Schelkunoff’s shielding effectiveness equation is used universally in teaching and practice throughout the EMC community as a whole. In this … [Read more...]