Tag Archive for: Program Source

Product Data Sheets – What should be on product data sheets?

Random Thoughts by Jim Brown

Jim Brown answers this question, “What should be on product data sheets?”  He gives some very insightful information. Thank you Jim!

The full version of Jim’s article includes sections on Intercom and Infrared systems.

It’s … Read more

Acoustic Measurements Without Computers

By Pat Brown

In this article, Pat Brown shows how to record acoustic measurements without a computer and get better data.

It is difficult to describe how something sounds. The terms are vague and subjective, and often have different meanings … Read more

Sound Sources for RT Measurements

By Pat Brown

What’s the best way to measure reverb times? Balloon pops? Omni loudspeakers? This article compares multiple source types and presents some surprising conclusions that can greatly simplify the RT collection process.


There have been some threads … Read more

CD-Quality Gets Some Respect

By Dennis Bohn – Rane Corporation

This article will answer this frequently asked question, “Is CD quality good enough?”

See the link for a year-long study done by the Boston Audio Society to test the audibility of longer word lengths … Read more

Personal Media Players…. Are they good enough?

By Pat Brown

Audio Practitioner needs a high quality signal source.  Is personal media players good enough?  Pat Brown performed several tests and provided the data from the tests.


One of the staples of the audio technician is a … Read more

Balanced Ipod Output

By Pat Brown

In this article, Pat Brown will show you a little trick to convert Ipod unbalanced stereo output to a balanced Ipod output.t.

Last issue I reviewed some portable media players to determine their usefulness as program sources … Read more

Portable Room Recorders – How do they compare?

By Pat Brown

Pat Brown compares four portable room recorders that are suitable for Room Impulse Response collection.  The data is posted in this article.

Since the article on personal media players last issue, I have had a number of … Read more

Loudspeaker Toaster – An Abbreviated Loudspeaker Power Test

By Pat Brown

Pat Brown presents an abbreviated loudspeaker power test that you can do at home. It includes the necessary details, including the equipment setup.

The 2005 Newsletters included a number of articles related to loudspeaker power ratings and … Read more

A Downloadable Speech Track… The Royer Track

By Pat Brown

SynAudCon provides an downloadable speech track called the Royer Track. It’s a popular recording by John Royer reading an excerpt from Sound System Engineering.

The Syn-Aud-Con Test CD for Sound Reinforcement Systems was created in … Read more