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Trademark Notices: The circular S logo, the stylized Shure logo, and the word
“Shure” are registered trademarks of Shure Incorporated in the United States.
“ShureLock” is a trademark of Shure Incorporated in the United States. “Mylar”
is a registered trademark of E.I. duPont de Nemours and Company in the United
States. These marks may be registered in other jurisdictions.
Patent Notice: Patent Des. 447,131
User Guide
2002, Shure Incorporated
Printed in U.S.A.
27B3122 (BD)
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Declaration of Conformity We of Shure Incorporated 222 Hartrey Ave. Evanston IL 60202–3696 U.S.A. 847–866–2200 declare under our sole responsibility that the following product, KSM44 Multiple Polar Pattern Condenser Microphone was tested and found to comply with Part 15 of the FCC rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesire
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SHURE INCORPORATED KSM44 MULTIPLE POLAR PATTERN CONDENSER MICROPHONE Thank you for selecting the KSM44 Over 75 years of audio experience has contributed to making the KSM44 one of the finest microphones available. If you have any questions not answered in this booklet, please contact Shure Applications Engineering at 847-866–2525, Monday through Friday, from 8:00 am to 4:30 pm, CST. In Europe, call 49-7131-72140. Our web address is www.shure.com. 1
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GENERAL DESCRIPTION The Shure KSM44 is a side-address condenser microphone with multiple polar patterns (cardioid, omnidirectional, bidirectional). Designed for studio use, the KSM44 has externally biased, dual 1-inch diaphragms, extremely low self-noise and an extended frequency response specially tailored for vocal tracking and instrument recording. FEATURES Multiple polar patterns–cardioid, omnidirectional and bidirectional–for maxi- mum flexibility in a wide variety of recording applic
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APPLICATIONS The KSM44 provides superior results in any application requiring a high quality microphone. Some typical applications are listed below. Voice—solo, background, voice-over or broadcasting Acoustic instruments such as piano, guitar, drums, percussion, strings Wind instruments—brass and woodwind Low-frequency instruments such as double bass, electric bass, kick drum Overhead miking—drums or percussion Ensembles—choral or orchestral Room ambience pick-up—guitar am
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KSM44 FRONT KSM44 BACK Low-frequency response switch Polar pattern switch 15 dB attenuator FIGURE 1. KSM44 Front and Back Cardioid. Picks up sounds directly in front of the microphone and is least sensitive to those in back. Cardioid is the most commonly used pattern in studio recording and live-sound applications. See Figure 4. Omnidirectional. Picks up sound equally from all directions. This pattern is best for picking up room ambience and miking several sources at once, such as singers
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Selecting Low-Frequency Response A three-position switch on the back of the KSM44 allows you to adjust the low-frequency response of the microphone, as shown in Figure 2. The low-frequency filter settings can be used to reduce wind noise, room noise or proximity effect. Flat response. Use this setting when you desire the most natural reproduction of the source. Since the microphone will reproduce ultra-low frequencies, the ShureLock elastic-suspension shock mount may be required to red
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SPECIFICATIONS Cartridge Type Externally biased condenser Frequency Response 20 to 20,000 Hz (See Figures 3, 5, 7) Output Impedance 150 Ω (actual) Attenuation Switch 0 or 15 dB attenuation Low Frequency Flat; -6 dB/octave below 115 Hz; -18 dB/octave below 80 Hz Response Switch Phantom Power 48 Vdc 4 Vdc (IEC-268-15/DIN 45 596), positive pins 2 and 3 Current Drain 5.4 mA typical at 48 Vdc Common Mode 50 dB, 20 Hz to 20 kHz Rejection Polarity Positive pressure on front diaphragm produces posit
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CARDIOID RESPONSE GRAPHS +10 15 cm. 0 60 cm. –10 2 3 4 5 6789 2 3 4 5 6789 20 50 100 1000 10000 20000 Hz FIGURE 3. TYPICAL FREQUENCY RESPONSE o o 180 180 o o o o 150 150 150 150 o o o o 12
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o o 180 180 o o o o 150 150 150 150 o o o o 120 120 120 120 o o o o 90 90 90 90 –20 dB –20 dB –15 dB –15 dB –10 dB o –10 dB o o o 60 60 60 60 –5 dB –5 dB o o o o 30 30 30 30 +5 dB +5 dB 500 125 10000 2500 250 1000 15000 5000 FIGURE 6. TYPICAL POLAR PATTERNS BIDIRECTIONAL RESPONSE GRAPHS 15 cm. +10 0 60 cm.
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CERTIFICATION Tested to comply with FCC standards. For home or office use. This product complies with Part 15 of the FCC rules. Operation is subject to the following two conditions: 1) This device may not cause harmful interference, and 2) this device must accept any interference received, including interference that may cause undesired operation. Changes or modifications not expressly approved by Shure Incorporated could void your authority to operate this equipment. Eligible to bear
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Trademark Notices: The circular S logo, the stylized Shure logo, and the word “Shure” are registered trademarks of Shure Incorporated in the United States. “ShureLock” is a trademark of Shure Incorporated in the United States. “Mylar” is a registered trademark of E.I. duPont de Nemours and Company in the United States. These marks may be registered in other jurisdictions. Patent Notice: Patent Des. 447,131 User Guide Le Guide de l’Utilisateur Bedienungsanleitung Guía del Usuario Guida dell’Utent
