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Beyerdynamic DT 770 PRO: 32, 80 or 250 Ohm
The Beyerdynamic DT 770 PRO comes in three versions that differ only in impedance: 32, 80 and 250 ohm. They cost €148, €147 and €149, so the spread across all three is two euros. This is not a de...

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What Does a Mixing Desk Do
A mixing desk takes several audio signals, sets how loud each one is, shapes its tone, and sends the result where it needs to go. That is the whole job, and everything else on the surface is a va...

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What Is a PA System? The Chain, Box by Box
A PA system is a chain of equipment that takes a quiet sound source and makes it loud enough for a room full of people. PA stands for public address, which tells you what the first ones were for:...

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What Is MIDI, and How Does It Actually Work?
MIDI stands for Musical Instrument Digital Interface. It is a protocol that lets instruments, computers and studio gear send each other performance instructions, and the single most important thi...

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What Is Audio Frequency? The Spectrum, Band by Band
Audio frequency is how fast a sound wave vibrates, measured in hertz (Hz), where one hertz is one cycle per second. Faster vibration means higher pitch. The range a healthy human ear picks up is ...

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What Is a Preamp, and Do You Need One?
A preamp, short for preamplifier, raises a very quiet signal to a level the rest of your equipment can work with. A microphone puts out a signal thousands of times weaker than the line level your...

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What Is Sample Rate? And Does a Bigger Number Sound Better?
Sample rate is how many times per second a converter measures an incoming analogue signal, written in kilohertz: 44.1 kHz means 44,100 measurements every second, and it sets the highest frequency...

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What Is a DAW? And What You Need to Run One
A DAW, short for digital audio workstation, is the software you record, edit, arrange and mix music in. Ableton Live, FL Studio, Logic Pro, Pro Tools, Reaper and Bitwig Studio are all DAWs. It is...

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The Best Groovebox in 2026: What They Are and Which One to Buy
A groovebox is a self-contained instrument that puts sound sources, a step sequencer and a hands-on control surface in one box, so you can write, arrange and perform a whole track without a ...

