Category: On The Tech. Tip

Welcome to The Roadies of Color United (R.O.C.U.) Touring Professionals International Network Website.

What is Guitar Intonation (and How to Improve It)

by Beginner Guitar HQ Staff Guitar intonation is the way that the instrument is in tune with itself, along the entire neck. Intonation is something that affects basses, guitars and almost any fretted instrument that has a bridge and strings, and can make a massive difference in the way your guitar sounds – making or breaking…
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Shure Offering Free Training Programs For A Variety Of Audio Professionals

PSW Staff Sessions divided into three tiers that include fundamentals, product training, and advanced applications.  Shure has announced a slate of new, and free, training program for live performance, AV rental, and film/location sound professionals, with sessions divided into three tiers that include fundamentals, product training, and advanced applications.  “We want to equip everyone with various…
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Registration Opens for NAMM’s Believe in Music Week

PSA THE GLOBAL GATHERING TO UNIFY AND SUPPORT THE PEOPLE WHO BRING MUSIC TO THE WORLD Believe in Music Week will feature exciting, must-see programming, including some of the best education and entertainment you’ve come to expect from The NAMM Show, along with new content to inspire and connect our global communities. Believe in Music…
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Your iPhone 11 Pro Emits Twice the Amount of Radiation for Safe Use Should you be worried?

By Courtney LinderFeb 11, 2020 RF Exposure Lab in San Marcos, California found that the iPhone 11 Pro emits over twice the FCC’s legal safety limit for radiofrequency radiation from a cell phone. The testing builds on former investigative work by the Chicago Tribune, which also found that an iPhone 7—and other smartphones— exceeded federal radiation levels.  It all points to…
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An Introduction To Transformers In Audio Devices

By Ken DeLoria Key principles of transformers and how they shape professional audio equipment and systems. In the dawning days of audio, transformers played a vital role in the functionality of first-generation all-tube based electronic circuitry. It was circa 1920 and radio broadcasts for the general populace had just begun, generating a rapid rise in…
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IEM & Hearing: What We Know And What We Don’t

By Rachel Cruz While it’s true that IEM offers the advantages of being tiny, light weight and providing significant improvement over stage wedges in terms of overall fidelity (due to the proximity of the amplifier to the eardrum), it has yet to be demonstrated whether IEM can be successfully used as a method of hearing…
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On The Tech Tip… Auto-Tune Accidentally Invented By Oil Scientist

By Bobby Owsinski Derived from using audio to explore deep below the earth’s surface Auto-Tune is the process we love to hate.  To most older (or shall we say “classic”) engineers and producers, it’s avoided like the plague, preferring to work the singer until he gets it right. Of course, no one complains when it’s used…
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Avatar-Concert Startup Wave’s $30 Million Round Draws Scooter Braun, Alex Rodriguez Among Investors

By Todd Spangler Scooter Braun, for one, thinks there’s a market for virtual concerts in which fans see their favorite artists performing as digital avatars. L.A.-based startup Wave announced $30 million in funding, with participation from investors including Braun, ex-Yankee ballplayer Alex Rodriguez, Superfly co-founder Rick Farman, and Twitch co-founder Kevin Lin. The new funding will “elevate Wave’s…
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Sage Counsel: A Head Start On Some Essentials For Less-Experienced Techs

By Brian Maddox Hopefully something in here will save you the trouble of learning things the way I did, which was of course, The Hard Way.  As a “fairly seasoned” audio professional, people often ask me for tips to pass on to younger folks coming up in the business. Thanks for asking – here are…
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GREATER EFFICIENCY: THE INNER WORKINGS OF COMPRESSION DRIVERS

Posted by Keith Clark Compression drivers and the horns that comprise the horn loudspeaker system have been a part of the audio industry from the very beginning of product development in sound reinforcement systems. As is true for cone loudspeakers, most of the early development in horn loudspeakers began when sound was first put to…
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