Electro-Voice S-60A User's Manual
Contents
1. was measured at 20 feet Figure 2 illustrates the horizontal and vertical polar responses Figure 3 shows 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 axial frequency response Figure 4 illustrates the total directivity of the S 60A The directivity index D is calculated using the formula 10 log R POWER HANDLING CAPACITY To our knowledge Electro Voice was the first U S manufacturer to develop and publish a powertestclosely related to real life conditions First we use a random noise input signal ba cause it contains many frequencies simulia neously just like real voice or instrument pro grams Second our signal contains more en ergy at extremely high and low requencies than typical actua program adding an extra measure of reliability Third the test signal includes not only the overall long term aver age or continuous level which our ears in terpret as loudness but also short duration peaks which are many times higher than the average just like actual program The long term average level stresses the speaker ther ROPER ERY RESETS ERIE RS SSE EE RII Paterno MANERA TREE TENUERE SSRI ORES ROR ORE ERS EC ENRICO Se mally heat The instantaneous peaks test mechanical reliability cone and diaphragm excursion Note tha2. E 3 Beamwidth vs Frequency whole anechoic environment 11 68 LILLLIL 12 2I LL BEAMWIDTH IN DEGREES 6 dB ws FIGURE 4 Directivity vs Frequency whole space environment DIRECTIVITY INDEX D dB FIGURE 5 Harmonic Distortion 0 01 Rated Power Inputnput 1 watt 120 fp AUT TE TT ZET LLLI 30 ET Leer HT LI FIGURE 6 Harmonic Distortion 0 1 Rated Power Input put 10 watts PU LE LEBHUE LE LTETIIE J PE EE TT LHBUIE T PE TT TIT T LASTE T novos COT TTE Tt 1 oy 110 100 LEVEL IN dB 8 Hire T A M EL EE TUT ANAT DIRECTIVITY FACTOR R Q FIGURE 7 Two Examples of S 60A Mounting Using the OmniMount Series 75 Support System FIGURE 8 Dimensions FIGURE 9 Using the S 60MB with the S 60A 220 87 in size high sensitivity and high power handling capacity make it an excellent choice for use in studios clubs bars theaters or other applica tions T
3. Electro Voice SPECIFICATIONS Frequency Response 1 Watt 1 Meter on Axis Swept Sine Wave Input Half Space Anechoic Environment 3 dB see Figure 1 70 18 000 Hz Low Frequency 3 dB Down Point 70 Hz Usable Low Frequency Limit 10 dB down point 52 Hz Half Space Reference Efficiency 0 6 Long Term Average Power Handling Capacity per EIA Standard RS 426A see Power Handling Capacity section 100 watts Maximum Woofer Acoustic Output 0 6 watts Sensitivity SPL at 1 meter 1 watt input anechoic environment band limited pink noise signal 300 2 000 Hz 88 dB Dispersion Angle Included by 6 dB Down Points on Polar Responses Horizontal and Vertical Planes Indicated One Third Octave Bands of Pink Noise see Figure 2 500 1 000 Hz 170 30 1 000 10 000 Hz 120 20 10 000 20 000 Hz 70 30 Directivity Factor R Q 800 16 000 Hz Median see Figure 4 7 3 414 9 4 5 Directivity Index D 800 16 000 Hz Median see Figure 4 8 6 dB 4 8 4 1 dB Corno 222 222 Distortion 0 1 Full Power Input see Figure 5 Second Harmonic 100 Hz 8 1 000 Hz lt 1 10 000 Hz lt 1 Third Harmonic 100 Hz 1 4 1 000 Hz lt 1 10 000 Hz lt 1 Distortion 0 01 Full Power Input see Figure 6 Second Harmonic 100 Hz 7 1 000 Hz lt 1 10 000 Hz lt 1 Third Harmonic 100 Hz lt 1 1 000 Hz lt 1 10 000 Hz lt 1 Transducer Complement High Frequency 2 5 cm 1 in tweet
4. at any angle and orientation from the wall or ceil ing see Figure 9 Full instructions are included with the 5 60 2 OmniMount Series 75 support system Four 1 4 20 threaded inserts are located in the rear panel to allow use of the OmniMount Series 75 support system A safety chain should be used to ensure safe operation Full instructions can be obtained from OmniMount Systems Inc 1501 W 17th St Tempe AZ 85281 Tel 602 829 8000 Fax 602 756 9000 WARNING IT IS THE RESPONSIBILITY OF THE INSTALLER TO ENSURE THAT THE MOUNTING SURFACE HAS SUFFICIENT RIGIDITY TO SUPPORT THE S 60A AND THAT THE MOUNTING BRACKET IS COR RECTLY FITTED TO THE SURFACE AND TO THE S 60A EV Electro Voice Inc CONSTRUCTION The baffle board is constructed from molded plastic and the enclosure from particle board covered with vinyl The S 60A is supplied in an ali black finish and can be painted if required Both the baffle board and the enclosure have been specially treated to enhance the adhesion of paints The S 60A has been tested with several commercially available paints with suc cess Electro Voice cannot however guaran tee thatall commercially available paints will be satisfactory It is therefore recommended that a small area should be tested with the paint in order to ensure that there are no adverse effects and that the paint has sufficient adhe sion Care should be taken not to get paint onto the woofer
5. atterns for each to create a special system type the constant directivity system At higher frequencies the horizontal and vertical coverage pattern remains essen tially constant Response within the 120 x 120 tated coverage angle is uniform which means dependable audience coverage without hot spots or dead zones at certain frequencies The 120 x 120 dispersion characteristic per mits this small system to be used either hori zontally or vertically allowing greater flexibility in setup or installation The controlled directiv ity of the high and low frequency transducers also eliminates response irregularities caused by diffraction off enclosure edges This com bined with an essentially flat on axis response produces a tctal acoustic power output that is uniform with frequency FREQUENCY RESPONSE The S 60A s axial frequency response was measured in Electro Voice s large anechoic chamber at a distance of 10 feet with a swept sine wave input of four volts No additional equalization was used Figure 1 has been aver aged and corrected for 1 watt at 1 meter DIRECTIVITY The directional characteristics of the S 60A were measured in Electro Voice s large anechoic chamber The test signal was one third octave filtered pink noise at the frequen cies indicated A full spherical measurement system was used which is compatible with the AcoustaCADD computer aided design pro gram All directional information
6. cone or the tweeter screen TWEETER PROTECTION CIRCUIT The S 60A crossover is fitted with an automati cally resetting tweeter protection device This new design permits short term transients to pass but protects the tweeter from long term power extremes that would normally destroy the tweeter ARCHITECTS AND ENGINEERS SPECIFICATIONS The loudspeaker system shall be a constant directivity two way system The speaker sys tem shall contain a 16 5 cm 6 5 in low fre quency loudspeaker and a 2 5 cm 1 in high frequency tweeter with disperison controlling Direktor The dividing network crossover fre quency shall be 2 500 Hz The loudspeaker system shall meet the following performance criteria power handling 100 watts per EIA RS 426A frequency response 3 dB from 70 to 18 000 Hz pressure sensitivity 88 dB SPL at 1 wat 1 meter band limited pink noise in an anechoic chamber impedance 8 ohms nomi nal 5 ohms minimum The enclosure shall be two piece construction with a particle board cabinet and a molded plastic baffle The unit shall be 35 0 cm 13 8 in high 22 0 cm 8 7 in wide and 21 1 cm 8 4 in deep The loud speaker system shallbe the Electro Voice model S 60A 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 or in the individual product da
7. er with 12 5 cm 5 in Direktor Low Frequency 16 5 cm 6 5 in woofer Box Tuning Frequency 60 Hz 5 60 Two Way Speaker System e Two way compact system e Constant directivity system for uniform coverage 6 5 woofer One inch tweeter with dispersion controlling Direktor Automatically resetting tweeter protection circuit Crossover Frequency 2 500 Hz Crossover Slope 12 dB per octave Impedance Nominal 8 ohms Minimum 5 ohms Input Connections 1 4 inch phone jack with parallel 5 way binding post Materials Enclosure Black vinyl covered particle board Baffle Board Injection molded plastic Grille Punched metal Mounting EV S 60MB mounting bracket or OmniMount Series 75 mounting hardware Dimensions Height 35 0 cm 13 8 in Width 22 0 cm 8 7 in Depth 21 1 cm 8 4 in Net Weight 7 0 kg 15 4 Ib Shipping Weight 9 5 kg 20 9 Ib DESCRIPTION The Electro Voice S 60A is a compact two way constant directivity speaker system for sound reinforcement and monitoring Its small 1 OmniMount is a registered trademark of OmniMount Systems Inc S 60A SPECIFICATIONS GRAPHICS FIGURE 1 Axial Frequency Response 00 CT LE TETEIE TT 00 1111188 A oett Ae EIC LETTRE T E LEER LLA TT TEILTE L1 FREQUENCY IN HERTZ FIGURE 2 Polar nuce HORIZONTAL VERTICAL FIGUR
8. he combination of optimal crossover frequency and high frequency dispersion controlling Direktor ensures uniform audi ence coverage throughout eliminating the prob lems of hot spots and dead zones that might occur at certain frequencies with other two way speaker systems The low frequency section is a 16 5 cm 6 5 in direct radiating woofer installed in an opti mally vented enclosure This results in excep tionally extended bass response and high effi ciency in a very small cabinet Both drivers feature low leakage magnet de signs and the wooferis also screened to permit use close to video monitors For very critical video monitoring applications a minimum dis tance of approximately 10 cm 4 in is recom mended between the edge of the loudspeaker and the edge of the CRT Thefrontsection ofthe enclosure is constructed from high impact ABS plastic and the rear section is constructed from vinyl covered par ticle board Both sections have been specially treated to allow the enclosure to be painted using commonly available finishes The system can be mounted using OmniMount Series 75 mounting hardware or the EV S 60MBA mount ing bracket CONSTANT DIRECTIVITY SPEAKER SYSTEM The crossover frequency and speaker component geometries have been carefully selected so that the directional characteristics of the woofer and Direktor match at the cross over frequency approximately 120 degrees circular coverage p
9. o 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 orexclusion may notapply to you Other Rights This warranty gives you specific legal rights and you may also have other rights which vary from state to state Electro Voice Speakers and Speaker Sys tems are guaranteed against malfunction 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 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 no tice ELECTRO VOICE a comoon 600 Cecil Street PPAR RUN Michigan 491 07 MANUFACTURING PLANTS AT BUCHANAN MI NEWPORT TN SEVIERVILLE TN OKLAHOMA CITY OK GANANOQUE ONT 1994 Litho in U S A Part Number 532285 9421
10. t the sine wave test signals sometimes used have a much less demanding peak value relative to their average level In actual use long term average levels exist from several seconds on up but we apply the long term average for several hours adding another extra measure of reliability Specifically the S 60A is designed to withstand the power test described in EIA Standard RS 426A The EIA test spectrum is applied for eight hours To obtain the spectrum the output of a white noise generator white noise is a particular type of random noise with equal energy per bandwidth in Hz is fed to a shaping filter with 6 dB per octave slopes below 40 Hz and above 318 Hz When measured with an analyzerhaving the usual constant percentage bandwidth one third octave this shaping filter produces a spectrum whose 3 dB down points are at 100 Hz and 1 200 Hz with a 3 dB per octave slope above 1 200 Hz This shaped signal is sent to the power amplifier with the continuous power set at 100 watts into the 4 7 ohm EIA equivalent impedance 21 7 volts true rms Amplifier clipping sets instantaneous peaks at 6 dB above the continuous power or 400 watts peak 43 4 volts peak This proce dure provides a rigorous test of both thermal and mechanical failure modes SUSPENDING THE 5 60 The S 60A is fitted with six 4 20 threaded inserts and can be suspended as follows 1 S 60MB is a universal U bracket designed to allow the suspension of the S 60A
11. ta 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 mnm 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 individual product 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 re sulting from misuse or abuse of the product or e 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 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 Consequential Damages Excluded Product repair or replacement and return to the cus tomer are the only remedies provided to the customer Electr
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