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In order to maximize the quality of the sound you are capturing, you must pay 
careful attention to the placement of your MTR231 and how it is positioned for 
the instrument or vocalist. When the MTR231 is set to the cardioid polar pattern, 
it exhibits a phenomenon known as “proximity effect” which is a resulting change 
in the frequency response of a microphone based on the position of the micro-
phone capsule relative to the sound source. In order to get the best frequency 
response, start by pointing the microphone directly on axis with the sound source. 
You can change the sound characteristics that the microphone picks up by chang-
ing the position of the microphone. Rotating the microphone away (off-axis) from 
the sound source will decrease the sensitivity to higher frequencies. Experimenta-
tion and experience is the best way to find out what sounds best for your record-
ings. Below are some tips for when setting up and using your MTR231 in typical 
applications.

Vocals

 

With the microphone pattern switch 
set to the cardioid position, place 
the microphone directly in front of 
the artist so that the microphone 
grille is between 6 and 24 inches 
away. The closer the vocalist moves 
to the microphone, the more the 
bass or low response increases. 
As the vocalist moves away from 
the microphone, the tone becomes 
more natural as the low frequency 
rolls off.  To achieve the fullest sound, the vocalist should aim the microphone 
center line towards their mouth. If some consonants such as ‘P’ and ‘S’ seem to 
jump up in level, rotate the microphone a little bit away from the artist so that 
sound arrives at the microphone slightly off-center. It is preferable to prevent 
these peaks through the use of the MPF1 external pop filter. If recording a group 
of singers, ensure that they position themselves around the front of the micro-
phone close to one another.

Acoustic Guitar

 

There are a variety of ways that the MTR231 can be used to mike an acoustic 
guitar. Optimal microphone placement will depend on the type of instrument, and 
what kind of sound you’re looking to capture. It may be necessary to experiment 
with various positions to achieve full and balanced tone. When miking a stan-
dard steel string acoustic, it is suggested that you begin with the microphone at 
a distance of 6–12 inches from the sound hole, positioned slightly off-axis, and 
pointing towards the edge of the fingerboard. From this position, moving the mi-
crophone towards the sound hole will cause the mic to capture more low frequen-
cies. If, instead, you wish to capture more high-end, or to remove any unwanted 
booming sound, move the microphone toward the fingerboard. Unlike a steel 
string acoustic guitar, the sound of a nylon string acoustic guitar that is played by 

Microphone Placement

Содержание MTR231

Страница 1: ......

Страница 2: ...used In these pages you ll find a detailed description of the features of the MTR231 as well as instructions for its setup and use and full specifications If your microphone was purchased in the Unit...

Страница 3: ...r Dual 1 gold sputtered capsule Smooth and transparent sound reproduction Selectable pick up pattern Omnidirectional Cardioid Figure 8 48 volt phantom power operation 10dB attenuation pad Internal cap...

Страница 4: ...an issue with the phantom power supply or the microphone cables When connecting the MTR231 to a mixer use a balanced cable and be sure that the input is balanced and connected to a channel that is se...

Страница 5: ...election switch to the left position indicated by the circle icon Unidirectional cardioid The cardioid pickup pattern is the most widely used for studio and live miking applications It captures sound...

Страница 6: ...ruments Before setting the attenuation pad switch to the 10dB position it is advisable to perform a sound check and to optimize the input signal levels using proper gain staging If distortion is appar...

Страница 7: ...from the microphone the tone becomes more natural as the low frequency rolls off To achieve the fullest sound the vocalist should aim the microphone center line towards their mouth If some consonants...

Страница 8: ...en lid For a more contemporary ensemble sound place two MTR231 microphones in the piano positioning one over the bass strings and one over the high strings at a distance of 6 12 inches apart When miki...

Страница 9: ...sible together with a splayed angle of 90 135 The closer the angle between the microphones is to 90 the more narrow or mono the soundstage will appear Since cardioid pickup patterns tend not to reprod...

Страница 10: ...nd connection Note Do not adjust the angle of the shockmount without loosening the thumb screw If you do this the shockmount may be damaged and you may void your warranty Install the MTR231 into the M...

Страница 11: ...of the blasts of air from vocal ists when pronouncing words that include these hard consonant sounds The pop filter also helps to protect the microphone element from moisture The MTR231 features a un...

Страница 12: ...1V Pa 2kHz Cardioid 37dB 3dB 0dB 1V Pa 1kHz Figure 8 33dB 3dB 0dB 1V Pa 1kHz Equivalent self noise 16dB Dynamic Range 118dB Signal to noise 78dB Output Impedance 50 30 at 1kHz Maximum SPL 132dB Poweri...

Страница 13: ...20 20000 Hz 10000 5000 2000 1000 500 200 100 50 20 5 10 15 20 dB 25 45 45 90 90 135 135 180 0 5 10 15 20 dB 25 45 45 90 90 135 135 180 0 5 10 15 20 dB 25 45 45 90 90 135 135 180 0 Frequency Response F...

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