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Case Study – Radiated Emissions from LCD Displays

I recently had a chance to troubleshoot a controller display with very high emissions in the 90 to 300 MHz region. This was a product inherited from an acquisition, so they had to fix the design after...

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PC Board Resonance

 How many of you have beat down a harmonic at one end of the spectrum, only to have an otherwise low harmonic rise up above the limit at the higher end of the spectrum? This is often termed the “ballon...

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