This document discusses strategies for reducing unwanted electrical and acoustic noise when recording music. It identifies two main types of noise - acoustic noise from the recording space and surroundings, and electrical noise from recording equipment. Some tips provided include choosing a quiet recording space, identifying and isolating specific noise sources, using fewest possible pieces of equipment with short balanced cables, turning off unnecessary power sources, using high quality gear, optimizing microphone placement and polar patterns, and leveraging noise reduction tools in post-production rather than trying to fix all noise in the mix. The overall goal is to capture a clean recording with minimal noise to provide flexibility in later production stages.
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Assignment4
1. How to Reduce Unwanted
Electrical and Acoustical
Noise When Recording
Assignment 4
Mahta Moattari
2. Introduction
O Hi, my name is Mahta. I¡¯m from
Fredericton, NB, Canada. In this
assignment I like to talk about how to
reduce unwanted electrical and acoustical
noise when recording. I hope you find it
useful.
3. Unwanted noises
O We have two type of noise when we
record music:
O Acoustic noise: noise of the space and
everything that comes into it
O electrical noise: noises that the gear itself
creates
O There are different strategies to avoid
these noises while recording
4. Recording and space
O Whenever you are recording you need to
remember, you are recording instrument
in the space.
O The more noise free space will result in a
cleaner record.
O The cleaner the record the more option
you have to work with
5. Find that noise
O Listen carefully to find the different noise
resource and somehow isolate them, for
example:
O To avoid computer¡¯s fan noise, move
farther away
O Put a blanket or a pillow against the
window
O Heat, air conditioning and TV cause noise
too
O Before recording, listen and try to reduce
all those different types of noise
6. Find that noise
O Every piece of gear makes some kind of
electrical noise
O The self-noise specification can be found
in manual
O To reduce that noise, use as few pieces
of gear as possible
O Also use short cables and use balanced
cables, like XLR cables or TRS cables as
much as possible
7. Find that noise
O The power system of your studio can also
cause electrical noise
O Turn off the dimmers and light dimmers
O Use high quality gear
O Reduce the amount of noise by mike
placement, also by not turning the mike
pre-up and instead get the mike closer to
the source
8. Find that noise
O Mike polar pattern also can have an
impact on noise
O A directional microphone will focus on the
source and reject the sound of the room
9. Tools that can reduce noise
O In the post production process we have
some tools that can reduce noise
O We should not try to fix the noise in the
mix
O But these tools are important because
noise can be useful musically