How to measure the effectiveness of absorbers placed next to a low frequency switching power supply (SMPS). Model: EMxpert ERX+ DUT: The device tested in this video is an evaluation board for high efficiency, small footprint step-down DC-DC converter. This is an off-the-shelf commercial product that just pulled the board out. Spectrum Analyzer: ERX+ is a plug 'n play system. It has an embedded spectrum analyzer.
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