San Diego homes to get quieter with FAA's $15M grant for sound insulation, aiding 250 residences near the airport.

This paper reports the effect of DC and pulse wave voltages on space charge characteristics of polyimide material for high-frequency insulation. The pulsed electroacoustic method is used to measure ...

We relocated for work and are struggling with the noise. How much could soundproofing cost and is planning permission needed?

As a critical component of power electronic transformer (PET), high frequency (HF) transformers are subjected to multi-stress of high voltage, high frequency, and high temperature for a long time. The ...