Electro-Voice N/D157B User's Manual
Contents
1. ElectroVoice N D157SB SPECIFICATIONS Frequency Response Close Response 25 to 15 000 Hz Far Response 70 to 15 000 Hz Polar Pattern Cardioid Open Circuit Voltage 2 37 mV pascal 1 000 Hz Power Sensitivity 53 dB 1 000 Hz 0 dB 1 mW pascal Dynamic Range Cardioid Dynamic Vocal Microphone The Electro Voice N D157SB is a Single D cardioid dynamic microphone utilizing a revolutionary neodymium alloy to form the EV exclusive N DYM magnet with four times the power potential of con ventional microphone magnets The ex ceptional sensitivity of the N D157SB combined with the inherently low noise of a dynamic transducer insures a supe rior signal to noise ratio ready for video recording and sampling For vocal applications where the micro phone is used close up the N D157SB exhibits bass boost proximity effect that vocalists really appreciate The high frequency performance of the N D157SB has been especially shaped for clean clear open sound that cuts through background noise The low fre quency bass boost plus high frequency response shaping create a natural sound ing microphone The directional polar characteristic resists feedback when working close to sound reinforcement speakers and monitors A built in blast filter enables close talking or singing without worry of P popping or other excessive breath and sibilant noise A built in elastomeric shock mount sig nificantly reduces mechan2. aining War ranty Service To obtain warranty ser vice a customer must deliver the prod uct prepaid to Electro Voice or any of its authorized service representatives together with proof of purchase of the product in the form of a bill of sale or receipted invoice A list of authorized service representatives is available from Electro Voice at 600 Cecil Street Buchanan MI 49107 616 695 6831 or 800 234 6831 Incidental and Conse quential Damages Excluded Product repair or replacement and return to the customer are the only remedies pro vided to the customer Electro Voice shall not be liable for any incidental or consequential damages including with out limitation injury to persons or prop erty or loss of use Some states do not allow the exclusion or limitation of inci dental or consequential damages so the above limitation or exclusion may not apply to you Other Rights This war ranty gives you specific legal rights and you may also have other rights which vary from state to state Electro Voice Wired Microphones are guaranteed against malfunction from any cause for two 2 years from the date of original purchase In addition the Lim ited Warranty for the acoustic system contained in these microphones shall apply for the life of the product defined as a period of ten 10 years from the date that the manufacture of the specific microphone has been discontinued Any and all active electronics incorporated in the
3. edback caused by sound entering the microphone from the dis tant loudspeakers The dynamic element of the N D157SB will provide reliable operation in humid ity and temperature extremes adverse conditions that would render typical con denser microphones useless The N D1575SB will provide years of trouble free operation UNIFORM LIMITED WARRANTY Electro Voice products are guaranteed against malfunction due to defects in materials or workmanship for a specified period as noted in the individual prod uct line statement s below or in the individual product data sheet or owner s manual beginning with the date of origi nal purchase If such malfunction occurs during the specified period the product will be repaired or replaced at our op tion without charge The product will be returned to the customer prepaid Exclu sions and Limitations The Limited War ranty does not apply to a exterior fin ish or appearance b certain specific items described in the individual prod uct line statement s below or in the individual product data sheet or owner s manual c malfunction resulting from use or operation of the product other than as specified in the product data sheet or owner s manual d malfunction resulting from misuse or abuse of the product or e malfunction occurring at any time after repairs have been made to the product by anyone other than Electro Voice or any of its authorized service representatives Obt
4. ical noise pro 141 dB duced by handling or stand induced vi Equivalent Output Noise bration 16 dB The N D157SB is equipped with an on 0 dB 0 0002 dynes cm on off switch that shorts the microphone Impedance element when set to the off position 300 ohms balanced lo Z allowing the user to have local muting Weight control 10 7 ounces 303 grams Dimensions Height 7 25 in 184 2 mm Diameter 2 05 in 52 mm Shank 0 80 in 20 mm FREQUENCY RESPONSE l EUT TTT UUN TT TTT DANAD DONAA DAMUA ATARI ae AANER OQQONN OREO CTT T 3 FREQUENCY IN HERTZ CLOSE RESPONSE N D157SB POLARS OPERATION The N D157SB s low frequency response var tes with the distance from the sound source to the microphone Maximum bass response is produced in close up use with the microphone 1 4 inch from the sound source Minimal bass response is experienced at distances greater than 24 inches By working closer to the mi crophone the human voice will sound more robust Working the microphone closely will also re duce the potential for feedback from a PA sound system This benefit is in addition to the feedback reducing cardioid polar pattern When close talked the substantial bass boost provides an increase in overall microphone output level The mixer gain may be propor tionately reduced resulting in a reduction of the system s sensitivity to fe
5. se microphones are guaranteed against malfunction due to defects in materials or workmanship for a period of three 3 years from the date of original purchase The Limited Warranty does not extend to cables cable connectors or switches Additional details are in cluded in the Uniform Limited Warranty statement Service and repair address for this prod uct Electro Voice Inc 600 Cecil Street Buchanan Michigan 49107 616 695 6831 or 800 234 6831 Specifications subject to change without notice ELECTRO VOICE omMarkivcompany 600 Cecil Street Buchanan Michigan 49107 MANUFACTURING PLANTS AT BUCHANAN MI M NEWPORT TN SEVIERVILLE TN E OKLAHOMA CITY OK amp GANANOQUE ONT Electro Voice Inc 1995 M Litho in U S A Part Number532658 9513 a
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