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The Significance of SAE ARP 958: Understanding the Standard for Aerospace Industry
SAE ARP 958 is an Aerospace Recommended Practice that defines the standard method for the calibration of broadband antennas used to measure electromagnetic interference (EMI). Its primary application is for military and commercial EMC testing, specifically when measuring a source at a 1-meter distance within a shielded room. Core Guide to SAE ARP 958 1. Purpose & Application sae arp 958pdf free
Antenna Factor (AF): It defines the procedures for determining the AF, which is the ratio of the incident electric field to the voltage at the antenna connector. The Significance of SAE ARP 958: Understanding the
- The best place to start is the SAE International website or library, where one can search for the specific document using its number (ARP 958).
- Some documents might be available for purchase or as part of a subscription service.
The standard typically employs the Two-Antenna Method or Three-Antenna Method to calculate the Antenna Factor: The best place to start is the SAE
Site Calibration: Requirements for the physical environment where calibration takes place to ensure accuracy and repeatability.