Shure Unidirectional Dynamic Professional Microphone
Contents
1. Shure Brothers Incorporated 222 Hartrey Avenue Evanston IL 60202 3696 U S A Model SM57 User Guide ESS ae APPLICATION AND PLACEMENT Some of the most common applications and placement tech niques for the SM57 are listed in the following table Remember that microphone technique is largely a matter of personal taste there is no single correct microphone position APPLICA SUGGESTED MICROPHONE TONE QUALITY TION PLACEMENT Tom Toms One SM57 on each tom or Medium attack between each pair of toms 25 balanced sound mm 1 in to 75 mm 3 in above the heads Aim each mic at the top heads On double head toms remove Medium attack the bottom head and place a balanced sound mic inside aimed at the head Snare Drum 25 mm 1 in to 75 mm 3 in Most snap above the rim of the top head from drumstick of the drum Aim the mic at impact MODEL SM57 the head j UNIDIRECTIONAL DYNAMIC MICROPHONE If desired place a second mic More snare just below the rim of the bot sound tom head The Shure SM57 unidirectional dynamic microphone is excep tional for musical instrument pickup or for vocals With its bright clean sound and carefully contoured presence rise the SM57 is ideal for live sound reinforcement and recording It has an ex Guitar amp 25 mm 1 in from the speak Most attack tremely effective cardioid pickup pattern which isolates the main Bass er on axis with the speaker empha2. an Union directives eligible to bear CE marking meets European Union EMC Immunity Require ments EN 50 082 1 1992 RF radiated IEC 801 3 ESD IEC 801 2 EFT IEC 801 4 FURNISHED ACCESSORIES Swivel Adapter wc 66 Oerk ec cee hed Peewead ees A25C SIOFAGE Bag seca iets a T ERE E E tena ale 26A13 OPTIONAL ACCESSORIES WINGSCIEEN unk oceede cetbe cabwe nie beet emp ene A2WS Desk Stand 0 0 0 0 c ccc ee nee S37A S39A Isolation MOUNT 2 200 esha wectk eon ee inier fens A55M Dual MOUNU ss 2 s ce eee gk bern tid nakte deve A25M A26M Cable 7 6 m 25 fi cer rpe srncie siurdss C25E C25F REPLACEMENT PARTS Cartridge meer casai eds un e A a booed R57 Screen and Grille Assembly RK244G For additional service or parts information please contact Shure s Service department at 1 800 516 2525 Outside the United States please contact your authorized Shure Service Center
3. p before a per Vocals amp 25 mm 1 in to 150 mm 6 Rich warm formance to ensure optimum placement Speech in from the vocalist s mouth sound PROXIMITY EFFECT 90 m STAGE MONITOR When the sound source is less than 6 mm 1 4 in from the B microphone the microphone boosts bass frequencies by 6 to Se o 0 i 10 dB at 100 Hz creating a warmer and richer bass sound LOUDSPEAKERS ss than when farther away This effect known as proximity effect happens in unidirectional microphones like the SM57 The MICROPHONE SM57 low frequency roll off provides greater control allowing 90 the user to take full advantage of proximity effect SOUND SOURCE RECOMMENDED LOUDSPEAKER PLACEMENT FIGURE 1 1998 Shure Brothers Incorporated C Printed in U S A 27A2903 RA GENERAL RULES FOR MICROPHONE USE 1 Aim the microphone toward the desired sound source and away from unwanted sources 2 Locate the microphone as close as practical to the desired sound source 3 Work close to the microphone for extra bass response 4 Use only one microphone per sound source 5 Locate multiple microphones at least three times as far from other microphones as from the sound source 6 Use as few microphones as practical 7 Place microphones away from sound reflecting surfaces 8 Add a windscreen when using the microphone outdoors for closeup speech or vocals 9 Avoid exce
4. sized sound source while minimizing background noise In the studio Amplifiers cone bass it is excellent for recording drums guitar and woodwinds For 150 mm 6 in to 300 mm 12 Medium attack musical instruments or vocals the SM57 is a consistent choice in away from speaker and full balanced of professional performers on axis with speaker cone sound Features 5m 18 in to 1m 3 ft back Softer attack e Frequency response tailored for drums guitars and vocals ee on axis with ee e Uniform cardioid pickup pattern isolates the main sound p source while reducing background noise pla with the edge of the aoe re e Pneumatic shock mount system cuts down handling noise PPRASI CONS oa e Extremely durable under the heaviest use 5 z 5 TERE ema z o rass rass o m oim right clear e Supplied break resistant swivel adapter that rotates 180 Woodwinds away on axis with bell of in souna e Legendary Shure quality ruggedness and reliability strument STAGE MONITOR amp P A LOUDSPEAKER PLACEMENT Woodwinds 25 mm 1 in to Bright clear Place the stage monitor directly behind the microphone be rl 6 Hee a sound see Figure 1 Locate the P A loudspeakers so that they point away from the rear of the microphone With the speak Bell of the instrument 90 off Softer mellow ers located in these positions the possibility of feedback is axis from the front of the mic sound greatly reduced Always check the stage setu
5. ssive handling to minimize mechanical noise SPECIFICATIONS Type Dynamic Frequency Response 40 to 15 000 Hz see Figure 2 RELATIVE RESPONSE IN dB FREQUENCY IN HERTZ TYPICAL FREQUENCY RESPONSE FIGURE 2 Polar Pattern Unidirectional cardioid rotationally symmetrical about microphone axis uniform with frequency see Figure 3 dines 25 HZ 2000 MZ e 500HZ 4000 HZ m FOOOHZ 8000 HZ TYPICAL POLAR PATTERNS FIGURE 3 Output Level at 1 000 Hz Open Circuit Voltage 74 5 dB 0 19 mV Power Level 56 0 dB 0 dB 1 V ubar 0 dB 1 mW 10 ubar Impedance Rated impedance is 150 Q 310 Q actual for connection to microphone inputs rated low impedance Phasing Positive pressure on diaphragm produces positive voltage on pin 2 with respect to pin 3 see Figure 4 CARTRIDGE CODED TERMINAL GREEN BLUE M YELLOW RED TRANSFORMER INTERNAL CONNECTIONS FIGURE 4 Connector Three pin professional audio connector male XLR type Case Dark gray enamel painted die cast steel with a polycarbonate grille and a stainless steel screen 157mm i i 6 346 in 23mm diain 8 Sa DIMENSIONS FIGURE 5 Swivel Adapter Positive action break resistant adjustable through 180 with standard g in 27 thread Net Weight without cable 284 grams 10 oz Certification Conforms to Europe
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