Phantom Power for Microphones Explained

Unsure about phantom power? Let’s clear up the mystery.

By PSW Staff October 4, 2018

Phantom power is provided at the microphone input connectors on nearly all mixing consoles and audio interfaces. Most condenser microphones need it to operate, so you simply plug the mic into the mixer to power it.

But the ways we use and connect phantom power can make a big difference in how well those mics work. So what exactly is it, and how do we apply it effectively?

In “Everything You Wanted To Know About Phantom Power For Microphones,” Chapter 2 of the PSW Expert Series on Microphone Techniques, author Bruce Bartlett presents crucial information about properly utilizing phantom power as well as attaining optimum results, including:

  • Supply Sources
  • How phantom power is delivered to mics
  • Taking appropriate caution
  • Troubleshooting approaches
  • Employing splitters
  • And more!

Download this FREE article today.

AES and SynAudCon member Bruce Bartlett is a recording engineer, audio journalist, and microphone engineer. His latest books are “Practical Recording Techniques, 7th Edition” and “Recording Music On Location, 2nd Edition.”

The ProSoundWeb Expert Series on Microphone Techniques is presented by Audix and features top authors from ProSoundWeb and Live Sound International magazine. Subsequent chapters will be presented every two weeks, all available for free download here on PSW.

And, if you missed the previous chapter, it is available for download below:

Chapter 1: “Microphone Approaches for Acoustic Performances