Electro-Voice PI9415 User's Manual
Contents
1. 2 Remove the four 1 4 20 hex head screws item C from the back of the enclosure 3 Using a Phillips screwdriver remove six teen 10 24 screws Item D from around the horn rim The enclosure may be laid on its back at this time for easiest servicing how ever this is not strictly necessary 4 Pull the mid bass high frequency module E forward and rotate through 90 5 Relocate the mid high frequency module the steel nest some circumstances it may be necessary to loosen the steel nest to relocate the module 6 Reverse the procedure to reassemble the system Screws should be tightened down firmly but do not overtighten CONNECTIONS Each frequency section can be individually connected via 10 screw terminals The mid bass and high frequency connections are lo cated together on the back at the top of the enclosure The low frequency connection is located separately on the back at the bottom of the enclosure All drivers are connected with the same polarity A positive voltage applied to the positively marked terminal produces a posi tive acoustic pressure at the front of the system CROSSOVER EQ AND SIGNAL DELAY The 9415 15 a three way system which must be triamped with a separate active crossover 24 dB per octave crossover slopes are as sumed for maximum performance and reliabil ity For optimum performance sach section also requires individual EQ and signal delay Note the2. SPECIFICATIONS Typical Axial Frequency Response swept one third octave pink noise anechoic environment 4 volts at 10 feet normalized for 1 watt 1 meter into mid bass driver see Figure 1 50 20 000 Hz Low Frequency 3 dB Down Point 50 Hz Usable Low Frequency Limit 10 dB down point 40 Hz Recommended Crossover Frequencies 160 Hz 1 600 Hz Crossover Slopes per Octave Suggested 24 dB Recommended Signal Delay Low Frequency 0 30 msec Mid Bass 0 00 msec High Frequency 0 60 msec Long Term Average Power Handling Capacity see Power Handling Test section Low Frequency per ANSV EIA RS 426 A 600 watts Mid Bass per ANSVEIA RS 426 A 300 watts High Frequency AES2 1984 ANSI 54 26 1984 60 watts Sensitivity SPL at 1 meter 1 watt input anechoic environment band limited pink noise signal Low Frequency 100 dB Mid Bass 106 dB High Frequency 111 dB impedance Nominal low frequency mid bass high frequency 8 ohms 16 ohms 8 ohms Minimum low frequency mid bass high frequency 7 ohms 11 ohms 6 ohms SHOWN WITHOUT GRILLE Average Efficiency Low Frequency 5 Mid Bass 25 High Frequency 25 Maximum Long Term Average Mid Band Acoustic Output 75 watts Beamwidth angle included by 6 dB down points on polar responses Indicated one third octave bands of pink noise see Figure 2 315 to 20 000 Hz Horizonal 90 20 35 600 to 20 000 Hz Vertical 40 25 5 Directivity
3. Electro Voice Speakers and Speaker Sys tems are guaranteed against unction due to defects in materials or workmanship for a period of five 5 years from the date of original purchase The Limited Warranty does not apply to burned voice coils or malfunctions such as cone and or coil damage resulting from improp erly designed enclosures Electro Voice active electronics associated with the speaker sys tems are guaranteed for three 3 years from the date of original purchase Additional details are included in the Uniform Limited Warranty statement Electro Voice Flying Hardware including en closure mounted hardware and rigging acces sories is guaranteed against malfunction due to defects in materials workmanship for period of one 1 year from the date of original purchase Additional details are included in the Uniform Limited Warranty statement Electro Voice Accessories are guaranteed against malfunction due to defects in materials or workmanship fora period of one 1 year from the date of original purchase Additional details are included in the Uniform Limited Warranty statement Service and repair address for this product Electro Voice Inc 600 Cecil Street Buchanan Michigan 49107 616 695 6831 or 800 234 6831 Specifications subject to change without notice Street Buchanan Michigan 491 07 Part Number 532179 9411
4. Factor R Q 500 to 20 000 Hz Median see Figure 3 18 6 Directivity Index D 500 to 20 000 Hz Median see Figure 3 12 7 dB 1 1 dB 3 5 dB Distortion 120 dB SPL at 1 meter from mid bass horn using typical music spectrum see Figure 4 Second Harmonic 100 Hz less than 1 1 000 Hz less than 1 10 000 Hz less than 1 Third Harmonic 100 Hz less than 1 1 000 Hz less than 1 10 000 Hz less than 1 Transducer Complement Low Frequency EVX 150A 38 1 cm 15 in woofer in a SubScoop enclosure Mid Bass DL10X SH 25 4 cm 10 in driver with Keviar epoxy composite cone on rotatable MH940 90 x 40 horn 1 Kevlar is a registered trademark of DuPont 415 Horn Loaded Full Range Three Way Module for Permanent Installation High output high quality music and speech for stadiums and performing arts venues Modular for easy and flexible configuration Large correctly sized horn mouths provide uniform directivity control to 500 Hz for Increased intelligibility under difficult acoustic conditions Rotatable coaxial mid bass high frequency module EVX 150A woofer for high impact high reliability bass Integral suspension system for safe and easy installation Metal grilles protect components Paintable black primed plywood enclosure E r as pies siemens High Frequency DH2As2 compression driver on HP94 90 x 40 horn coaxially mounted to mid bass hom Polarity all dri
5. PI series is evident by the ease of installation and by the use of professional grade components throughout the line SUSPENDING 9415 ENCLOSURES Suspending any object is potentially danger ous and should only be attempted by individu als who have a thorough knowledge of the techniques and regulations of rigging objects overhead Electro Voice strongly recommends that the 9415 be suspended taking into count all current national federal state and local regulations It is the responsibility of the installer to ensure the 9415 is safely installed in accordance with all such regulations If the 9415 is suspended Electro Voice strongly recommends that the system be inspected at least once a year If any sign of weakness or damage is detected remedial action should be taken immediately A manual entitled Installing the Series is available from Electro Voice Itis included with every PI system and should be followed care fully A general overview is included here to help the system designer This overview does not replace the Installing the Series manual which includes additional information on sus pending configuring and equalizing the se ries The PI series enclosures are suspended using the following approach which has been ap proved by an independent structural engineer Every enclosure incorporates eight indepen dent suspension points four on the top and four on the bottom A minimum of
6. delays noted below are for fourth order 24 dB per octave Linkwitz Riley cross over filter characteristics The low frequency section should have subpassband protection using a high pass filter set at about 30 Hz and be crossed over at 160 Hz No signal delay or further EQ is needed but can be applied at the discretion of the designer or installer A 0 3 msec signal delay provides the smoothest re sponse in the crossover region The mid bass section should be crossed over to match the low frequency section and at 1 600 Hz at the RATES SR TA high end No signal delay or overall broadband EQ is required The high frequency section requires a 1 600 Hz crossover and the typical constant directivity horn high frequency boost EQ A 0 6 msec signal delay provides the smoothest response in the crossover region A low frequency blocking capacitor with a 3 dB down point of 800 Hz is included An Electro Voice XEQ 3 electronic crossover equalizer signal delay unit with EQW plug in module provides all of the necessary signal processing The XEQ 3 is a three way elec tronic crossover with adjustable crossover fre quencies utilizing Linkwitz Riley 24 dB per octave filters and signal delay equalization to achieve zero lobbing error FREQUENCY RESPONSE PI9415 axial frequency response was measured Electro Voice s large anechoic chamber at a distance of 3 0 meters 10 feet with a swept sine wave input see Figure 1 It has
7. 00 to 20 000 Hz and consists of a specially developed low profile DH2As2 compression driver coupled to an HP94 90 x 40 constant directivity hom The HP94 horn features inte gral fiberglass and zinc construction for excep tional strength and performance Beamwidth control vanes in the horn throat correct all coverage anomalies the 10 to 20 kHz oc tave This horn and driver combination is se curely mounted to the mid bass horn by a heavy duty steel bracket The mid bass system is composed of a DL10X SH 24 5 10 in reproducer mounted on an MH940 90 x 40 mid bass horn The DL10X SH reproducer contains a Kevlar epoxy cone which is twice as strong as the conventional paper cone The mid bass section operates between 160 and 1 600 Hz and features a proprietary phase plug U S patent no 4 718 517 which extends the high end output to blend seamlessly into the coaxial high frequency section The low frequency section operates between 50 and 160 Hz and has been designed for superior performance in the air as well as on the ground The EVX 150A woofer can handle very large levels of input power producing high acoustic output with relatively low distortion and closely matching the high output levels of the high and mid frequency sections 1 Kevlar is a registered trademark of Dupont 222222222 22222222222 9415 is equipped with number of addi tional features to make operation an
8. 1 15 x R P 300 watts Test voltage 45 5 volts rms 91 0 volts peak 6 dB The P19415 low frequency section passes ANSI EIA RS 426 A 1980 with the following values Rsa 6 7 ohms 1 15 x R 600 Test voltage 63 3 volts rms 126 5 volts peak 6 dB ARCHITECTS AND ENGINEERS SPECIFICATIONS The loudspeaker module shall be a three way active horn loaded system all in one sure The low frequencies above 40 Hz shall be reproduced by an 8 ohm 38 1 cm 15 inch woofer with an edge wound flat wire 4 inch diameter voice coil capable of handling 600 watts per ANSI EIA RS 426 A and with a sensitivity of 100 dB 1 watt 1 meter The mid bass frequencies shall be reproduced by a 16 ohm 25 4 cm 10 inch driver horn combi nation capable of handling 300 watts per ANSI EIA RS 426 A and with a 90 x 40 coverage pattern The high frequencies shall be repro duced by an 8 ohm compression driver with a 5 1 cm 2 inch exit capable of handling 60 watts per AES2 1984 ANSI 54 26 1984 and coupled to an HP94 constant directivity horn with a 90 x 40 coverage pattern The mid bass and high frequency devices shall be coaxially mounted and capable of being easily rotated within the enclosure through 90 The system will reproduce frequencies from 40 to 20 000 Hz and have a nominal coverage pat tern of 90 x 40 with directivity control main tained down to 500 Hz The crossover frequen cies
9. amwidth vs Frequency 6 CIZO BEAMWIDTH DEGREES FIGURE 3 Directivity Factor and Directivity Index vs Frequency wo DIRECTIVITY FACTOR R Q DIRECTIVITY INDEX D dB a ofl thee A a 99 oor FIGURE 4 Harmonic Distortion 120 dB SPL at one meter from mid bass horn using typical music spectrum BO ELT TARA URI P A T T A T PAT T T TE AAT BAT A A T Tey ERNA LEVEL IN 8 BLATT 2nd HARMONIC TAT EP NERS UN 3rd HARMONIC FIGURE 5 Module Rotation le FIGURE 6 Polar Response et NN We SAN ci 2 j LREN LURES RAI WS SES 2 6kHz 2 5 4 5 2 GE KE SEO EEG SEY SEP SEZ HORIZONTAL VERTICAL z large format constant directivity horns used traditional two way arrays crossed over at 500 Hz The PI series provides uniform directivity con trol down to 500 Hz because the mouth dimen sions of both the mid bass and high frequency horns were correctly chosen and are large enough with respect to the wavelengths repro duced to do so The PI series superior direc tivity control increases speech intelligibility and musical clarity in diffi
10. been normalized for 1 watt 1 meter into the mid bass section Minimal level adjustment and equalization have been used DIRECTIVITY The directional characteristics of the 9415 were measured in Electro Voice s large anechoic chamber with a test signal of one third octave filtered pink noise at the frequen cies indicated A full spherical measurement system which is fully compatible with MARK IV Audio s AcoustaCADD computer aided de sign program was used All directional infor mation was measured at 6 1 meters 20 feet Figure 6 illustrates the nominal horizontal and vertical polar responses with the long system axis vertical If the mid bass high frequency module is rotated then the horizontal and ver tical polars should be interchanged Figure 2 illustrates the horizontal and vertical beamwidths Beamwidth is the angle at which the horizontal and vertical polar responses have decreased in level by 6 dB when com pared to the on axis frequency response Figure 3 represents the total directivity of the 9415 The directivity factor R Q is the relative value at a point when compared to an ideal spherical response The directivity index 0 is calculated by D 10log R SERVICE In the unlikely event the 9415 requires ser vice each driver can be replaced or serviced from the front A service data sheet is available from Electro Voice POWER HANDLING TEST Electro Voice components and systems are man
11. cult acoustic environments Other three way systems with smaller radi ating areas simply cannot provide the high degree of directional control associated with the PI series The 9415 and the other models in the series were specifically designed with the contractor and sound system consultantin mind The series allows the designer to customize his system to suit any acoustic environment The P19415 is 90 x 40 three way full range module for triamp application The mid bass and high frequency horns are coaxially mounted and are easily rotated together allowing the horizontal and vertical coverage patterns to be interchanged The common acoustic axes of the mid bass and high frequency horns ensure smooth response and coverage in the cross over region when the appropriate signal delay is applied to the high frequency driver The horn loaded bass section incorporates an EVX 150A 38 1 cm 15 in woofer for maximum output and reliability The combination of rotatable horns and trapezoidal enclosure shape allows easy construction of circular and spherical ar rays The angled enclosure sides allow ceiling mounting with a reduced vertical profile and an aiming angle that is inherently in the general direction of the audience The enclosure is made of black painted multilayer plywood and includes certified flying hardware as standard Delivering smooth and extended performance the high frequency section operates from 1 6
12. d installa tion easy and secure A proprietary structural extrusion is incorporated into the enclosure providing safe and flexible suspension see Suspending 9415 section Up to two enclo sures from any of the series family can be suspended without additional support so ar rays can be created quickly and easily The mid bass high frequency module can be ro tated easily on site within the trapezoidal sure allowing for an infinite combination of coverage angles and patterns The two grilles are composed of vibration resistant steel for excellent driver protection and they can be painted to blend into any environment The enclosure can also be painted using ordinary paints All wiring on the 9415 mid bass high frequency module is integral and rotates with the horns so wiring errors are minimized all drivers can be serviced from the front of the enclosure The 9415 in its standard form is intended for use indoors Do not use outdoors APPLICATIONS The 9415 and the PI series of products have been designed specifically with the permanent installation market in mind Sports arenas per forming arts centers auditoriums and large gymnasiums are all candidates for the 9415 the entire line The unique modular construction and optimized bass performance combined with superior directivity control result in a system that can be used in almost any situation The concert sound pedigree of the
13. four points must be used at all times to suspend the enclosure The suspension points which tie the top and sides of the enclosure together are made of Structural aluminum Each suspension point mates to an Ancra 42546 10 locking fitting 2 For additional information contact Ancra Intemational at 606 371 7272 or toll free within the U S only at 800 233 5138 EEA four of which are supplied with every sure and each point has a break strength of 907 kg 2 000 Ib in any direction A maximum of two enclosures can be daisy chained to gether allowing the construction of vertical arrays If longer arrays are required provision must be made to independently suspend each enclosure The Ancra 42546 10 fitting incorpo rates a safety pin to prevent accidental release and it should be engaged at all times CAUTION The 19415 speaker systems should be suspended overhead only In ac cordance with the procedures and limita tions specified the installation manual included with the systems MODULE ROTATION The mid bass high frequency module is shipped with the 90 coverage pattern horizontal when the long system axis is vertical The module can be rotated through 90 see Figure 5 by the following procedure 1 Remove the mid high grille assembly by removing the black hole caps item A and then using a Phillips screwdriver remov ing the four 10 24 screws
14. l product line statement s below or in the individual product data sheet or owner s manual malfunction resulting from use or operation of the product other than as specified in the product data sheet or owner s manual d malfunction re sulting from misuse or abuse of the product or malfunction occurring at any time after re pairs have been made to the product by anyone other than Electro Voice or any of its authorized service representatives Obtaining Warranty Service To obtain warranty service a cus tomer must deliver the product prepaid to Electro Voice or any of its authorized service representatives together with poa 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 Consequential Damages Excluded Product repair or replacement and return to the cus tomer are only remedies provided to the customer Electro Voice shall not be liable for any incidental or consequential damages in cluding without limitation injury to persons or property or loss of use Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation orexciusion may not apply to you Other Rights This warranty gives you specific legal rights and you may also have other rights which vary from state to state
15. shall be 160 and 1 600 Hz The system shall be capable of producing average sound levels in excess of 128 dB 1 watt 1 meter inthe long term with short term peaks of 134 dB The enclosure shall be constructed of black primed multilayer plywood and have two metal grilles each of which attaches with four screws The enclosure shall have a trapezoidal foot print Dimensions shall be 146 cm 57 3 in tall 74 9 cm 29 5 in wide and 77 0 cm 30 3 in deep Weight shall be 102 kg 225 Ib enclosure shall incorporate as standard method of suspension which allows the safe and flexible suspension of itself and one other member of the PI series family using Ancra fitting 42546 10 The loudspeaker system shall be the Electro Voice P19415 SSSR MASI ETA RE eR TTS UNIFORM LIMITED WARRANTY Electro Voice products are guaranteed against malfunction due to defects in materials or work manship for a specified period as noted in the individual product line statement s below orin the individual product data sheet or owner s manual beginning with the date of original purchase If such malfunction occurs during the specified period the product will be repaired or replaced at our option without charge The product will be returned to the customer pre paid Exclusions and Limitations The Lim ited Warranty does not apply to a exterior finish or appearance b certain specific items described in the individua
16. ufactured to exacting standards ensuring they will hold up not only through the most rigorous of power tests but also through contin ued use in arduous real life conditions Two main test specifications are used the AES Recommended Practice for Specification of Loudspeaker Components Usedin Professional Audio and Sound Reinforcement AES2 1984 ANSI 54 26 1984 and the EIA Loudspeaker Power Rating Full Range ANSI EIA RS 426 A 1980 Both of these specifications use ran dom noise spectrums which mimic typical mu sic and test the thermal and mechanical capa Ey ELECTRO VOICE MANUFACTURING PLANTS AT BUCHANAN NEWPORT SEVIERVILLE TN OKLAHOMA CITY OK GANANOQUE ONT Electro Voice Inc 1994 Litho in U S A SEN BS E R SB AE ERE E A AEE SL at bilities of the components Electro Voice will support relevant additional standards as and when they become available Extreme in house power tests which push the performance bound aries of the components are also performed and passed to ensure years of trouble free service Specifically the 9415 high frequency sec tion passes AES2 1984 ANS I S4 26 1984 with the following values Zun 6 0 ohms at 7 000 Hz 60 Test voltage 19 0 volts rms 38 0 volts peak 6 dB Selected decade 1 500 15 000 Hz 9415 mid bass section passes ANSI EIA RS 426 A 1980 with the following values Rsa 6 9 ohms
17. vers A positive voltage applied to the positively marked input terminal produces a positive acoustic pressure at the front of the system Input Connections Low Frequency Mid Bass High Frequency Screw terminals 10 on barrier strip each driver can be individually accessed high frequency driver has blocking capacitor for protection Enclosure Materials and Color Black primed multilayer plywood Grille Two piece black vibration resistant steel removable Suspension Integral four point flying system accepts 42546 10 single stud tie down cargo fitting four fittings supplied with system see Suspending P19415 Enclosure section Dimensions Height 146 cm 57 3 in Width 74 9 cm 29 5 in Depth 77 0 cm 30 3 in Net Weight 102 kg 225 10 Shipping Weight 113 kg 250 Ib Packing Wooden pallet and carton DESCRIPTION The Electro Voice P19415 is a three way horn loaded speaker system for permanent installa tion part of the series of modular systems The series is unique because it combines concert sound performance and quality with the directivity control formerly associated only with S a A 9415 SPECIFICATION GRAPHICS FIGURE 1 Typical Axial Frequency Response anecholc environment 1 watt 1 meter into mid bass section TTT TT TTT Tn PTT TTT A T T UEN Sa Nin 2 rool ATT TN PO TTT Te T 1 FREQUENCY IN HERTZ FIGURE 2 Be
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