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Three Miking Options For Grand Pianos
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Grand pianos may seem like formidable
beasts to record, but they’re actually
as tame as any other instrument.
Depending on the sound you’re going
after—in your face, bright, ambient,
warm, and so on—success is typically
measured by critical listening, mic
selection, mic placement, and the
artistry and dynamic sensitivity of the
performer. Here are some starting
points for devising your own
approach to miking a grand.
Open the Hood
A pretty basic option is opening the
lid of the piano and positioning a mic
near the treble strings, and a mic near
the bass strings. If you want more of
a percussive midrange attack, choose
a dynamic mic such as the Shure
SM57 for each position, and place the
mics about a foot from the piano
strings. Move the mics until you get
the preferred balance of lows, mids,
and highs. If I want a little more complexity
in the midrange—as well as
sweeter highs—I trade out the
dynamics for large-diaphragm condensers.
For a slightly odd sound, use
a single condenser set to its figure-8
pattern, and position it right in the
middle of the soundboard and about
a foot high. Face the mic directly at
the strings so that one side gets the
attack of the piano, and the other
side picks up reflections off the piano
lid, as well as some reflections from
the recording environment itself. You
can also position the mic sideways,
allowing the piano’s bass, mid, and
treble frequencies to become washed
in a little more room ambience.
Go Long
If you want less of a percussive
attack, you can move the mics completely
away from the piano
soundboard. In this application—as
the mics are not positioned inside the
piano—you can experiment with
opening or closing the top of the
piano. Walk around the room and try
to determine where you hear the
sound you want—which, for me, is
typically a magnificent blend of the
source piano sound and room ambience.
If I’m incorporating the piano
into a rather dense rock-type mix, I
typically opt for a single condenser
mic, as a mono track can often be
positioned within the mix a bit easier
(via panning, EQ, and level) to deliver
enough impact against the competing
sonic textures. I’ll also experiment
with polar patterns. If I want an “audience
perspective,” I may go with a
cardioid pattern that picks up more
sound from the front of the mic. If I
want to capture a more ambient,
“piano room” sound, I’ll go with an
omni pattern. There’s no wrong way
to do this—just go with whatever
option gets you all tingly.
For a stereo piano track, position
two condenser mics at the spot
where you heard the best sound. You
can point the mics away from each
other in a “Y” pattern, or towards
each other in an “X” pattern. Again,
there’s no right or wrong, so play
around until you get what you’re
looking for. Sonic tweakers can also
experiment with putting up two
matched large-diaphragm
condensers, or using two different
condensers, or mixing a largediaphragm
condenser and a smalldiaphragm
condenser, or going with
two small-diaphragm condensers.
Trust your imagination and your ears.
Close it Up
A fairly isolated and percussive
sound can be gained if you toss the
mics into the piano, close the lid,
and affix PZM mics or mini mics.
Just make sure the piano owner
won’t freak out when you start taping
mics to the inner surface of the
lid. PZM mics will require a fair
amount of tape, while minis might
need just a thin strip to keep them
from falling onto the soundboard.
Where you place the mics is up to
you. Now the fun begins. Getting a
more conventional sound is as easy
as watching your levels and laying
down a clean track. But what if you
want something unique? Then,
experiment with signal processing.
You can hedge your bet by running
one mic clean, and routing the other
mic to a compressor, an overdrive
unit, or any number of wacky
effects. I’ve fuzzed the piano sound,
compressed it within an inch of its
life, added delay for unearthly note
cascades, and phased, flanged,
tremoloed, and ring modulated the
sucker. Sometimes, I go with the fullon
processed mess, and, other
times, I’ll use the clean piano track
as the foundational sound, and then
mix in a hint of the bizarro sound. I
tend to like giving the listener a
sound they’re used to hearing, but if
they listen closer, they’ll discover a
bounty of weirdness. In the end,
you’ll need to do whatever is appropriate
for the song, but it sure is fun
exploring a few uncharted territories.
Bon voyage!
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