Electro-Voice E-V ONE User's Manual
Contents
1. apart to permit listeners to sit at the apex of a 30 to 40 angle as illustrated A distance of six to eight feet between stereo speakers will inmostrooms provide natural separation Placing loudspeakers too close together or listening at too greata distance will destroy the stereoeffect since essentially monophonic sound will be heard by the listener Extreme spacing between speakers or listening at too shorta distance will produce exag gerated and unreal separation In long rooms the loudspeakers should be placed along one of the short walls facing into the long room dimension This improves bass reproduction and provides good stereo listening over most of the room BEST LISTENING POSITION SOUND BECOMES MONAURAL AT GREATER DISTANCES Figure 2 Placement for stereo AMPLIFIER CONNECTIONS The E V ONE system has a nominal impedance of eight ohms Connections therefore should be made between the left terminal T1 and the ampli fier eight ohm terminal the right terminal T2 should be connected to the amplifier COMMON ter minal sometimes referred to as O or C Connections should be made with No 18 or larger wire common zip or lamp cord is quite satis factory If the speaker leads are to run behind a molding strip or under a carpet 300 ohm TV twin lead should be used BALANCE CONTROL The E V ONE is equipped with an acoustical balance control which is used to accommodate the high frequency response of the2. system to varying acoustical environments A normal position is indicated on the control which should be correct in most instances Acoustically hard or live rooms may require a retarded setting of the control to compensate for the greater amount of high frequency reflection In soft or dead rooms with carpeting draperies and soft furniture an advanced setting of the control will normally be required The best guide to setting the control properly is of course a familiarity with the sound of live music That position of the control which provides the musical balance most satisfactory to you is correct CUSTOMER SERVICE The E V ONE system is packed to provide pro tection well in excess of shipping requirements of the Interstate Commerce Commission If shipping damage does occur contact the carrier requesting inspection and instructions or the dealer from whom the unit was purchased The E V ONEis guaranteed indefinitely against defects in original workmanship and materials Should your system become damaged or develop faulty operation from unusual conditions of use write to the Electro Voice Service Department requesting return authorization and shipping instructions Be sure to mention the make and model number of other com ponents used in the system Part No 531166 ELECTRO VOICE INC Buchanan Michigan Litho in V S A
3. SlechoYorwe ENGINEERING DESCRIPTION Given the task of creating a moderately priced loud speaker system which despite space restrictions frequently imposed by modern decor would repro duce sound faithfully over abroad frequency range Electro Voice engineers designed the E V ONE These seemingly disparate objectives were ac complished by employing two drivers each designed to function in a particular portion of the sound spectrum matched toa carefully designed acoustic enclosure of three fourths inch hardwood veneer Sounds in the lower range those below 850 cps are effectively reproduced by a component quality ten inch woofer design refinements of which in clude a ceramic magnet precision wound voice coil and a linear suspension permitting long but care fully controlled excursions Sounds in the upper frequencies are reproduced by a five inch dynamic cone driver of sophisticated design which utilizes silvered aluminum voice coil wire to obtain unusually high conductivity with pro portionately low mass A polyurethane suspension provides optimum compliance and damping A two way electrical crossover provides smooth transitionfrom one driver unit to the other Finest quality components and etched circuit board con struction are employed for maximum power handling capacity and crossover frequency accuracy The ultra slim totally sealed enclosure of the E V ONE is rigidly constructed from five ply stock through
4. out and carefully hand finished on four sides in oiled walnut The nameplate rotates to permit either horizontal or vertical placement FEATURES E V ONE SLIMLINE Pritam LOUDSPEAKER SYSTEM Two separate component quality drivers for wide range low distortion e High efficiency for use with any amplifier Fine furniture cabinetry finished on four sides SPECIFICATIONS FREQUENCY RESPONSE 50 to 15 000 cps NOMINAL IMPEDANCE 8 ohms POWER HANDLING CAPACITY PROGRAM 25 watts PEAK 50 watts DIMENSIONS 24 3 8 in h X 16 3 8 in w X 5 5 8 in d FINISH Oiled walnut NET WEIGHT 20 pounds SHIPPING WEIGHT 22 pounds H T 5S REV REE TECT Hf al TT R a 8 88 8388s Perey FEE Eee FREQUENCY IN CYCLES PER SECOND Figure 1 Representative frequency response and balance control action PLACEMENT The E V ONE may be placed on a shelf or table or on the floor Generally however maximum realism will be obtained if its height from the floor approximates the listener s ear level A room corner if available assures maximum efficiency and bass reproduction since the room walls act as the sides of a large horn The E V ONE per forms equally well horizontally or vertically and the nameplate may be rotated to accommodate either placement VIVG ONIYSSNIONG PLACEMENT FOR STEREO The same comments apply to stereophonic place ment In addition the two systems should be far enough
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