Brent Butterworth, a writer over at Sound & Vision, has written a very easy to understand explanation of what the ‘Schroeder’ frequency is. The Schroeder or ‘transition’ frequency is a critical concept to understand because it explains a lot about how sound behaves in rooms, how we measure / analyze them and how we treat […]
We recently spent some serious research & development time developing what could be called the Acoustic Frontiers approach to power and grounding for audio, home theater and studios.
Here are some of the juicy topics covered on our power pages:
- Why should you care about how your system is powered and grounded?
- What is the anatomy of the power and grounding system feeding your AV gear?
- Do you know that there are 8 power and grounding issues that can affect the performance and lifespan of your AV system?
- What are the causes and cures of 60Hz hum and powerline harmonic buzzing?
- Why are 99% of all (Metal Oxide Varistors) no good for AV equipment?
- Why do you need a UPS for your projector?
- What is the concept of whole room power conditioning?
Introduction This blog article will teach you about home theater calibration – in particular how to calibrate the audio side of your home theater pre-processor (pre-pro) or audio visual receiver (AVR). I’m not going to cover the video side. The three basic elements of audio calibration in home theater setup are: Speaker and subwoofer levels […]
This article covers the four main ways in which you can measure your room’s acoustics. In decreasing ease of use order these are: Integrated software / hardware packages such as XTZ Room Analyzer and Dayton Audio Omnimic Standalone software packages and your choice of measurement microphone, cabling and soundcard such as Room EQ Wizard Hardware devices such […]
Some of the many questions that can be found scattered across the internet and overheard in conversations amongst audiophiles today relate to room acoustic measurements: What are the key measurements? How do I interpret them? What does good look like? How do they relate to each other? These questions arise from the recent availability of […]
Subwoofer setup and integration 101: sub crossover frequency, slope and phase for two channel systems
In this educational article we describe how to properly do a subwoofer setup and integrate it into a stereo or two channel system using the XTZ Room Analyzer II Standard package. Two channel vs. home theater crossover considerations There are a number of factors which make sub integration more involved in a stereo system than in […]
Who are JL Audio? JL Audio made their name in the car audio business. Unlike some other subwoofer manufacturers they make all the components that go into their subwoofers, including the W7 driver, enclosure and amplifier, in house in Miramar, Florida, USA. In 2007 they released the Fathom and Gotham subwoofers for home use. The […]