Chapter 5:
So Ya Wanna Get Into the Biz?
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Getting Started: The Engineering Path
Yes, I’m gonna be unfair and start with engineering. Engineering really is the cornerstone of great audio. It’s the easiest way to get in, whether you’re starting your own company, or want to work for one.
Note: easiest =/= easy.
“So now you’re gonna tell me to go out and get an engineering degree, right?”
Nope. Not at all. There are plenty of great audio engineers with no degrees. However, a degree will be helpful if you’re shooting at a medium-to-large company. Even if they have small “great audio” enclaves, you’re still probably gonna go through the churn-n-burn of a corporate HR department. That means: no degree, no job.
And, in reality, I have used little of the higher math that I learned in school. S and jw domain control stuff, sure, a little bit. But much of it isn’t much more than basic algebra, backed by measurements, and underpinned by deep knowledge of how basic devices (transistors, tubes, etc) work.
I’ll illustrate. At school, one of the classes I had to take was engineering thermodynamics. Now, thermodynamics are very important. You’re not going to be able to design a reliable power amp without understanding thermo. However, the way professors go about it is absolutely dumb. They’ll show you a “heatsink” with a weird cross-section that’s circular and triangular and just plain wrong, and ask you to calculate its heat dissipation with differential equations.
When first confronted with this, I sat back in my chair and said, “That’s dumb. Just look at the surface area and ambient temp, and you’re close enough for any practical application.”
Yeah, that professor didn’t like me.
Bottom line, school complicates a lot of the basics of engineering with complex math that you’ll probably never use. That math may be useful if you’re looking to get a paper published in an IEEE journal, or if you’re working on new DSP algorithms, or if you want to be a Ph.D in residence at a large company, but in day-to-day work, it’s overkill. I nearly dropped out of engineering before they got to the control-system shorthand stuff…and even that I’ve only used a handful of times.
Plus, schools concentrate on simple circuits that are fundamentally unlike what you’ll encounter in audio. After doing an “audio amplifier” on a breadboard in an engineering lab, seeing the schematic of an actual working audio amplifier will be overload. You’ll wonder why the heck it’s so complicated—even if it’s a relatively simple design.
What I’m saying is, if you’re expecting to come out of school and immediately be useful to a small-to-midsize great audio company, think again…you’re gonna be fundamentally unprepared for the reality.
So what do you do?...