Not So Mysterious: A Primer On Phantom Power For Microphones
Why condenser mics need power in order to operate as well as key factors in how they work and more.
May 3, 2021
Electrical Power
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Why condenser mics need power in order to operate as well as key factors in how they work and more.
It’s up to sound techs – and musicians – to make sure a guitar or microphone is never electrified due to poor maintenance, bad connections or a broken-off ground plug.
After battling hum, buzz, hiss and hash for more than 45 years, the author offers his observations on these nuisances and what to do about them.
It might come as a shock to your system, but all testers are not created equal, and the damage can be expensive.
The what and how of Ground Fault Circuit Interrupters (GFCIs) and why they really matter.
Going deeper with the passive versus active DI (direct input box) conundrum, summing, and the use of tube and FET models.
Challenging the long-standing warnings that claim electromagnetic (EM) radiation from AC power cables will couple into audio signal wires to create hum.
Back in the day all generators for stage productions were diesel-powered beasts, but options for smaller events and the times are changing.
Answering the difficult questions… What does this button do? Why isn’t this mic working? Where did that pop come from?
