noise reduction

From my limited knowledge, converting an ethernet signal to light then back to digital has benefits in industrial, heavy machine environments, but for home use? iFi Lan iPurifier Pro uses an ethernet filter to convert the signal to light than back to digital claiming to reduce ethernet "noise"...

When it's cold outside, under around 2 Celsius (35,6 Fahrenheit), our neighbors air-to-water heatpump that is located 5 meters (16,4 feet) from our 2 bedroom walls, creates a disturbing rumbling noise that affects peace and sleep inside our bedrooms, even with the windows closed. The unit in...

When the DAC's line-out is connected to the headphone amplifier, it's signal attenuated by the volume control and raised or lowered by the gain. Thus, using the headphone amplifier can reduce the noise in the signal going to the headphones compared to using the headphone output of the DAC. This...

Hi all, I'm as much interested in reducing sound I don't want to protect my ears and sanity as I am in amplifying sounds I do want. For this reason hearing protection and sound proofing are subjects I've been looking into, but there is even less objective data available in these realms than for...

So I was tasked by my manager to look for solutions to reduce Echo and Sound Leakage in our Office Space. I know next to nothing about audio engineering and my specialty is IT but as the poor poor working student I got no choice other than doing this. So here is the situation: Our Office...

I want to sound proof a bedroom window from loud road noise as much as possible (I don't need to see through the window). Sound is not really coming through the walls since they are thick stone (it's an old building). Window is about 1.2 meters square, and has a 0.5 meter interior recess...