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User Guide
Le Guide de l’Utilisateur
Bedienungsanleitung
Guía del Usuario
Guida dell’Utente
ユーザーガイド
Руководство
пользователя
取扱説明書
사용자 안내서
用户指南
KSM44A
www.shure.com
© 2010 Shure Incorporated N108
Printed in U.S.A.
27A14307 (Rev. 2)
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SHURE INCORPORATED KSM44A Multiple Polar Pattern Condenser Microphone Thank you for selecting the KSM44A. Over 85 years of audio experience has contributed to making this one of the finest microphones available. If you have any questions not answered in this guide, please contact Shure Applications Engineering at 847-600-8440, 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. 3
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General Description ® The Shure KSM44A is a premium, large-diaphragm, side-address condenser microphone with multiple polar pattern options (cardioid, omnidirectional, bidirectional). The refined and sophisticated design of the KSM44A features an externally biased, dual 1-inch diaphragms, extensive internal pop filtering and Prethos™ Advanced Preamplifier Technology for a ground-breaking threshold minimum of self-noise. The KSM44A is the premier choice for the highest level of professional s
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Features • Multiple polar patterns–cardioid, omnidirectional and bidirectional–for maximum flexibility in a wide variety of recording applications ® • Dual 1 inch, externally biased, ultra-thin, 2.5 μm, 24 Karat gold-layered, low mass, Mylar diaphragms provide superior frequency response • Prethos™ Advanced Preamplifier Technology exhibits extremely low self-noise with superior dynamic range, transient response and ultra-low distortion for transparent recording • Premium electronic compo
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Operation Suspension Mount ® Use the supplied ShureLock suspension mount to secure the microphone to a floor or boom stand. Important: Thread the knurled locking ring securely to the base of the microphone. Do not overtighten. Power Requirements This microphone requires phantom power and performs best with a 48 Vdc supply (IEC 61938). However, it will operate with slightly decreased headroom and sensitivity with supplies as low as 11 Vdc. Most modern mixers provide phantom power. You must us
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Selecting Low-Frequency Response A three-position switch on the back of the microphone lets you adjust the low-frequency response. Use the low-frequency filter to reduce wind noise, room noise, or proximity effect. Flat response. Provides the most natural sound in +5 most applications. 0 Low frequency cutoff. Provides an 18 dB-per-octave cutoff at 80 Hz. Helps eliminate floor rumble and low- –10 frequency room noise from heating and air condition- ing systems. This setting may also be used t
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SPECIFICATIONS Cartridge Type Dual-Diaphragm, Externally-Biased Condenser Polar Pattern Cardioid, Omnidirectional, Bidirectional Frequency Response 20 to 20,000 Hz Output Impedance 50 Ω Attenuator Switch 15 dB Low-Frequency Filter Switch Flat, –6 dB/octave below 115 Hz, or –18 dB/octave below 80 Hz Power Requirements 11–52 V DC phantom power (IEC 61938) 5.8 mA, maximum Common Mode Rejection (10 to 100,000 Hz) >50 dB Polarity Positive pressure on diaphragm produces positive voltage on pin 2 with
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ACCESSORIES AND PARTS Furnished Accessories ® ShureLock Cristal Elastic Shock Mount A44ASM ® ShureLock Cristal Swivel Adapter A44AM Aluminum Carrying Case A44ASC Protective Velveteen Pouch A44AVB Suspension Shock Mount Elastic Cord, Cristal (contains two) RK383 Optional Accessories Windscreen A32WS Padded, Zippered Carrying Bag A32ZB Popper Stopper™ PS-6 Popper Stopper™ Magnetic Pop Filter & A42PF ® ShureLock Rubber Suspension Shock Mount A42SM Replacement Parts Suspension Shock Mount Elastic C
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180° 180° 150° 150° 150° 150° 20 15 10 120° 120° 120° 120° 5 0 -5 -10 -15 90° 90° 90° 90° -20 –20 dB –20 dB -25 –15 dB –15 dB -30 –10 dB –10 dB 20 100 1k 10k 20k 60° 60° 60° 60° –5 dB –5 dB Hz 61 cm (2 ft.) 30° 30° 30° 30° +5 dB +5 dB 250 Hz 2500 Hz Cardioid 500 Hz 6400 Hz 1000 Hz 10000 Hz 180° 180° 150° 150° 150° 150° 20 15 120° 120° 120° 120° 10 5 0 -5 90° 90° 90° 90° -10 –20 dB –20 dB -15 –15 dB –15 dB -20 –10 dB –10 dB -25 60° 60° 60° 60° -30 –5 dB –5 dB 20 100 1k 10k 20k 30° 30
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Trademark Notices: The circular S logo, the stylized Shure logo, the word “Shure,” and “ShureLock” are registered trademarks of Shure Incorporated in the United States. “Popper Stopper” 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: Pat. D447,131 SHURE Incorporated http://www.shure.com SHURE Incorporated http://www.s