Lightning Protection for Audio Systems
by Wayne Lee
Lightning strikes has destroyed a lot of audio…
Microphone Mythbusters Vol. 2 – FCC National Broadband Plan Update
by Gino Sigismondi
A summary of a FCC National Broadband Plan…
Gain-Sharing Automixers in NION
By Ray Rayburn
I helped develop the Gain Sharing automixers in Peavey's MediaMatrix product line when I worked for Peak Audio, and use them in many of my projects. They work great in the old MWare Frames, and in the XFrame88. Unfortunately as they come off the NION device menu, they don't work correctly. Here is how to fix them.
A Closer Look at Loudspeaker Coverage Angles
By Jeremy Johnston
In this article, Jeremy compares the coverage…
Product Data Sheets – What should be on product data sheets?
Random Thoughts by Jim Brown
Jim Brown answers this question,…
Sizing an Amplifier Based On Target Voltage
by Pat Brown
Pat gives to two perspectives when sizing an amplifier…
Far-field Criteria for Loudspeaker Balloon Data
By Pat Brown
Measuring the far-field criteria for large devices…
1993 Tech Topic on Equalization
Enjoy these two articles on equalization.
Acoustic Comb Filters…
Digital Disaster Preparation
By Brad Benn
I have found a few things out over the past few weeks that can be thought of as a cautionary tale. I have had a logic controller failure on my laptop which meant that I was sans laptop for approximately ten days. The day after I received it, less than twelve hours later, the cable modem at my house failed. Between not having my personal laptop and then Internet access being a car ride away, I discovered some items along the way. The key things I learned are:
Limiting Factors in Room Modeling
by Pat Brown
It's been about two decades since the the first use of computer ray tracing to approximate the room impulse response (RIR).
RIR prediction was a natural extension of previous work in the field of optics - a very important point that I will come back to.