Peavey Impulse 100 User's Manual
Contents
1. Q amp Directivity Index 100 C z Hyo 20 S S E R Pate toe E ST E Ene Q L AE Di 10 E gt go E L lO l Ee oe i A A rata E ae ETA a ae Pac Pitta i wine l E 1 j us l L L m 20 50 100 200 500 Ilk 2k 5k 10k 20k Frequency Hz Figure 4 TS Harmonic Distortion at 1 100 Rated Power 110 E ST T 100 1 a S 80 m 2 a 70 L un jaa gt 60 sre 50 ae T 40 75 a x y ie 20 1k Frequency Hz 2nd Harmonic Figure 5 31d Harmonic Harmonic Distortion at 1 10 Rated Power 120 SET r sae ee er mam a s wraig ME 110 7 T 100 i S 90 p 1 80 ee l E l pp EN sal rl gi 2 A 1 MAS A Met te Von ad T LT eee Il ids i N ie 7 Ea B AM H 60 TE EP X y 1 F l 7 L E Bla 1 y SI w E KU LL pean OT LU 20 50 100 200 500 lk 2k 5k 10k 20k Frequency Hz 2nd Harmonic Figure 6 3rd Harmonic Impulse 100 Amplitude Response 1W 1m On Axis o o oO Le Do o dB SPL re 20 Pa e T 1 I 60 20 50 100 200 500 1k 2k 5k l0k 20k Frequency Hz Figure 1 ER Impedance 100 EST ERR e e e E E a SER EH 590 PARES mangs S 30 20 a A la k E E E E E 0 10 L2. l zz L S 2 L ds 20 50 100 200 E 500 Ik 2k 5k 10k 20k i Hz Figure 2 requency Hz Beamwidth 360 E 7 300 eK Beamwidth Degrees oo S 40 Horizontal 7 30 Vertical 20 50 100 200 500 Ik 2k 5k 10k 20k x Frequency Hz Figure 3 Z Impulse 100 HORIZONTAL POLAR PATTERNS 1 3 octave averaged plotted on ISO 1 3 octave centers from 200 Hz to 16 kHz Impulse 100 HORIZONTAL POLAR PATTERNS 1 3 octave averaged plotted on ISO 1 3 octave centers from 200 Hz to 16 kHz 12 5 kHz _ 16 kHz Impulse 100 VERTICAL POLAR PATTERNS 1 3 octave averaged plotted on ISO 1 3 octave centers from 200 Hz to 16 kHz Impulse 100 VERTICAL POLAR PATTERNS 1 3 octave averaged plotted on ISO 1 3 octave centers from 200 Hz to 16 kHz 30 30 6 y 90 12 5 kHz THREE TWO LIMITED WARRANTY NOTE For details refer to the warranty statement Copies of this statement may be obtained by contacting Peavey Electronics Corporation P O Box 2898 Meridian Mississippi 39302 2898 Features and specifications subject to change without notice Peavey Electronics Corporation 711 A Street Meridian MS 39301 601 483 5365 FAX 601 486 127
3. Impulse 100 Frequency Response 1 meter on axis swept sine in anechoic environment 74 Hz to 18 kHz 3 dB Usable Low Frequency Limit 10 dB point 57 Hz Power Handling Full Range 175 W continuous EIA RS 426A 350 W program 700 W peak Sound Pressure Level 1 Wait 1 meter in anechoic environment Full Range 96 dB SPL 2 83 VRMS input Maximum Sound Pressure Level 1 meter Full Range 118 dB SPL continuous 125 dB SPL peak Radiation Angle measured at 6 dB point of polar response 500 Hz to 1 6 kHz Horiz 115 25 Vert 135 25 1 6 kHz to 5 kHz Horiz 75 15 Vert 80 35 5 kHz to 16 kHz Horiz 85 15 Vert 40 5 Directivity Factor Q Mean 9 37 5 62 Directivity Index Di Mean 9 00 dB 2 49 dB Transducer Complement Low Frequency Section 1x 10 Long throw Heavy Duty Woofer High Frequency Section 1x 14XT tin Exit 34mm Voice Coil Titanium Diaphragm Compression Driver Box Tuning Frequency Low Frequency Section 75 Hz Harmonic Distortion 1 rated power 2nd Harmonic 100 Hz 0 57 1 kHz 0 25 3rd Harmonic 100 Hz 0 62 1 kHz 0 54 10 rated power 2nd Harmonic 100 Hz 1 35 1 kHz 1 32 3rd Harmonic 100 Hz 0 39 1kHz 1 17 Crossover Frequency internal passive Low Frequency High Frequency 2 200 Hz Crossover Slope Low Frequency 12 dB octave 2nd order BOGS SRBUDS IE 4 29 8 LE TH P48 TEA SRS B
4. of rated input power or one watt whichever is greater Distortion is read from the graph as the difference between the fundamental signal frequency response and the desired harmonic As an example a distortion curve that is down 40 dB from the fundamental is equivalent to 1 distortion MOUNTING Caution Before attempting to suspend this speaker consult a certified structural engineer Speaker can fall from improper suspension resulting in serious injury and property damage Do not suspend or mount any other product or device from this enclosure Maximum enclosure angle 45 Use only the correct mating hardware All associated rigging is the responsibility of others ARCHITECTURAL AND ENGINEERING SPECIFICATIONS The loudspeaker system shall have an operating bandwidth of 74 Hz to 18 kHz The nominal output level shall be 96 0 dB when measured at a distance of one meter with an input of one watt The nominal impedance shall be 8 0 ohms The maximum continuous power handling shall be 175 watts maximum program power of 350 watts and a peak power input of at least 700 watts with a minimum amplifier headroom of 3 dB The nominal radiation geometry shall be 90 degrees in the horizontal plane and 40 degrees in the vertical plane The outside dimensions shall be 18 88 inches high by 14 00 inches wide by 13 13 inches deep The weight shall be 29 pounds The loudspeaker system shall be a Peavey model Impulse 100 Exposure
5. to extremely high noise levels may cause a permanent hearing loss Individuals vary considerably in susceptibility to noise induced hearing loss but nearly every one will los some hearing if exposed to sufficiently intense noise for a sufficient time The U S Government s Occupational and Health Administration OSHA has specified the following permissible noise level exposures Duration Per Day In Hours 8 6 4 3 2 11 2 s 1 2 1 4 or less Sound Level dBA Slow Response 90 92 95 97 100 102 105 110 115 According to OSHA any exposure in excess of the above permissible limits could result in some hearOing loss Ear plugs or protectors to the ear canals or over the ears must be worn when operating this amplification system in order to prevent a permanent hearing loss if exposure is in excess of the limits as set forth above To ensure against potentially dangerous exposure to high sound pressure levels it is recommended that all persons exposed to equipment capable of producing high sound pressure levels such as this amplification system be protected by hearing protectors while this unit is in operation 2 Impulse 100
6. 8 www peavey com MN MU 2000 80301754 Printed in the U S A 2 00
7. IS tp d PEL METER Ea KR Rar Bd EST E ISTR sone s BELTE EPRI LLE a TT 4 RER gest a 88442425294 8 Q N R HHH SE retos PE GR EGNENE 2555559755512 tia UT DTE 1 55 High Frequency 12 dB octave 2nd Order with padding and CD Horn EQ Impedance Z Full Range Nominal 800 Minimum 6 70 Input Connections Two 1 4 Phone Jacks in parallel Enclosure Materials and Finish 1 4 in Polypropylene Finished in Textured Molded Surface Mounting provisions Stand mounting via molded in mount Flying via 8 1 4 20 Threaded Mounting Points 4 each Top and Bottom with use of Versamount 35 Floor use via four rubber feet Dimensions H x W x D Front 18 88 in x 14 00 in x 13 13 in 479 mm x 356 mm x 333 mm PELNVEY Rear 17 63 in x 8 25 in x 13 13 in 448 mm x 210 mm x 333 mm Optional Accessories Versamount 35 Impulse 100 Array Bracket Net Weight 29 lbs 13 2 kg Features e 175 W Continuous 700 W Peak Sound Guard II 10 Long throw Heavy Duty Woofer 14XT 1 4 Titanium Compression Driver Handle and Stand Mount Top and Bottom Flying Point Inserts Molded In Horn has exceptionally smooth response and wide dispersion DESCRIPTION The Impulse 100 is a two way full range speaker system engineered to provide ultra high performance in a portable very compact package The enclosure utilizes high impact polypropylene in an injection molded plastic
8. s in the Impulse 100 combine to give a smooth frequency response from 74 Hz to 18 kHz DIRECTIVITY Beamwidth is derived from the 6 dB points from the polar plots see Figure 3 which are measured in a whole space anechoic environment Q and Directivity Index are plotted for the on axis measurement position These are specifications that provide a reference to the coverage characteristics of the unit These parameters provide insight for proper placement and installation in the chosen environment The blending of the components of the Impulse 100 exhibits a desirable beamwidth and directivity Figure 3 and 4 suitable for sound reinforcement applications POWER HANDLING There are many different approaches to power handling ratings Peavey Electronics rates this unit s system power handling using the EIA Standard RS 426A Loudspeaker Power Rating Full Range This power rating standard uses a shaped noise signal that is similar to typical music in terms of thermal stress and mechanical stress In house power tests of various types are also performed to help assure component and system reliability This rating is i contingent on having a minimum of 3 dB of amplifier headroom available so as to ensure that clipping does not occur HARMONIC DISTORTION Second and third harmonic distortions vs frequency are plotted in Figures 5 and 6 for two power levels Ten percent 10 of rated input power and either one percent 1
9. trapezoidal shape along with a coated perforated metal grille to offer a cosmetically elegant yet durable system The two way system is comprised of a 10 long throw heavy duty woofer with a special suspension for excellent excursion capability The 14XT compression driver features a 1 4 titanium diaphragm and is coupled to an extremely smooth and well controlled constant directivity horn with a coverage pattern of 90 degrees by 40 degrees that is molded into the enclosure Input connection to the system is made via two 1 4 phone jacks connected in parallel The internal passive crossover features Sound Guard II to protect the tweeter and utilizes high performance components and an advanced topology crossover to provide high power handling and a smooth yet clear response The optimal integration of the crossover with the selected drivers results in a smooth frequency response from 74 Hz to 18 kHz and a clarity in the midrange that is superlative The free flow vented cabinet offers mounting point inserts top and bottom as well as a molded in stand adapter and a top rear handle for maximum utility and ease of use FREQUENCY RESPONSE This measurement is useful in determining how accurately a given unit reproduces an input signal The frequency response of the Impulse 100 is measured at a distance of 1 meter using a 1 watt into the nominal impedance swept sine input signal As shown in Figure 1 the selected driver
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