Electro-Voice Sx80 User manual

Thesmallspeakerwithgiantperformance
TheElectro-VoiceSx80bringstheincredible
flexibilityandunbelievableperformanceof
legendarySystem2000 speakers to aneven
smallersize. The Sx80is a compact
8-inchtwo-waysystemthatpresentsyouwith
anunbeatablecombinationof sound quality,
acoustic output, flexibilityandsmallsize.
Sincetheirintroduction,Electro-Voice
Sx-seriesspeakershavegarnishedastrong
worldwidereputationfor incredible perfor-
manceand enormous sound.Primarily
conceivedforuse in portableapplications, the
tremendoussound quality andincredible
flexibility ofSx speakershavemade thema
leadingchoiceofaudio consultants and
engineersindemandingapplications. System
2000TM speakershavereplacedlarger, more
expensivesystemsin stadiums, civic arenas,
churchesandothervenues.
Applications for theSx80 abound fromsound
systemsforsinglesor karaoke to stage
monitoringtodistributedsystems(either
indoorsoroutdoors) for churches, restaurants
ortheatres. It soundssuperbfor voice ormusic
reproduction.
ARealCompressionDriverandHorn
TheSx80 has anEV DH2005 puretitanium
diaphragm,1.25inch-diameter compression
drivercoupled with a90ox65oConstant-
directivity horn.Unlikemostsmall speakers
that use dometweeters(somewith dispersion
controldevices), the compressiondriverand
90ox65oCD horn ensuresthatevery ear in its
coveragepatternwill be treatedto smooth,
x80
S
8-INCH, 175-WATT TWO-WAY
SPEAKER SYSTEM

The Sx80 can be used as a wide-range,
high-performance, easily portable music system with
the addition of the EV Sb121 12-inch bass module or
Sb121a powered bass module.
Thanks to its molded-in attachment points and
available brackets, the Sx80 can be hung from a wall or
ceiling, stand mounted or used with OmniMount®
Series 75 hardware.
600 Cecil Street, Buchanan, Michigan 49107, Phone [phone], Fax: [phone]
345 Herbert St., Gananoque, Ontario, Canada K7G 2V1, Phone: [phone], Fax: [phone]
Keltenstrasse 11, CH-2563 IPSACH, Switzerland, Phone: [phone], Fax: [phone]
Hirschberger Ring 45, D-94302, Straubing, Germany, Phone: [phone], Fax: [phone]
Parc de Courcerin—Allee Lech Walesa, Lognes, f-77185 Marne La Vallee, France, Phone: [phone], Fax: [phone]
2-5-60 Izumi, Suginami-ku, Tokyo, Japan 168, Phone: [phone], Fax: [phone]
Unit 23, Block C, Slough Business Estate, Slough Ave., Silverwater, N.S.W. 2128, Australia, Phone: [phone], Fax: [phone]
Unit E & F, 21/F., Luk Hop Industrial Bldg., 8 Luk Hop St., San Po Kong, Kowloon, Hong Kong, Phone: [phone], Fax: [phone]
3015A UBI RD.1 #05-10, Kampong UBI, Industrial Estate, Singapore 408705, Phone: [phone]
©Telex Communications, Inc. 1999 • Litho in U.S.A. • Part Number 535434-9902
Specifications: Sx80
Frequency Response (-3 dB/-10 dB): 65–20,000 Hz/51–20,000 Hz
Power Handling, (Long/Short Term): 175watts/700watts
Sensitivity: 92 dB
Dispersion: 90°x 65°
Low-Frequency Driver: 8-inchEVwoofer
High-Frequency Driver: DH2005
Box Tuning Frequency: 70 Hz
Crossover Frequency: 1,500 Hz
Impedance (nominal/minimum): 8 ohms/7.2 ohms
Dimensions, H/W/D: 400 mm/292 mm/222 mm
(15.75 in.)/(11.49 in.)/(8.75 in.)
Net Weight/Shipping Weight: 8.2 kg (18 lb)/10.0 kg (22 lb)
* TheseunitswillavailableinearlyMarch1999.
extendedresponse.The horn/driver combination
alsogivestheSx80theabilitytocoverlarger
areasthan a small 16-lb (7.3-kg)speaker should
becapable of. Itsprojectionand definition are
almostbeyond belief. Thecoveragepattern also
permitsthe Sx80 tobeoriented vertically or
horizontallywith excellentperformanceeither
way.
Ring-ModeDecoupling(RMDTM)
TheSx80is equipped withEV’s Ring-Mode
Decoupling(RMDTM)originally developed for
X-ArrayTM concertspeakers.RMDTM attackstime-
domainresonancesattheirsourcesin the Sx80’s
componentsandenclosure. These variousring
modesrobspeakersof fidelity andunpleasantly
degradethesound.
ThankstoRMDTM,the Sx80 sounds supremely
cleanandaccuratewithpristine reproduction of
voicesandinstruments. It alsomaintainseven
soundquality overawide dynamicrangethanks
toRMDTM.
High Power Handling
TheSx80can handle 175-watts continuous,
700-wattsshortterm for 8 hoursaccordingto
EIARS-426A1980 test procedures. Othersmall
speakerswith high powerratings typically use a
lightbulb to absorbpower for protectionwhen
theirmaximum output levelis approached. The
lightbulbacts like acompressor and causes the
soundqualityto changerelativeto input power.
TheSx80usesexcellentcomponentqualityto
achieveits highpowercapabilityandturns
amplifier powerintoacousticenergy, notlight.
Toprotectitselffromthenegativeeffectsof
amplifierclipping or overload, the Sx80is
equippedwith EV’s provenPROTM circuit.The
PROTM circuitmonitorstheinput level and only
activateswhenit is needed,preservingthe
qualityanddynamicintegrity of thesound.The
high 92dB (1W/1m) sensitivityand good power
handlinginsuresthat the Sx80 hasseriousoutput
capability.
Incredible Flexibility
The Sx80 has built-in flexibility to work in a
variety ofprofessionalaudio applications. Its
nearlyindestructiblehigh-impactpolystyrene
enclosureis rugged enoughtosurvive the rigors
oftransportationandthetortures of installation
outdoorsin all kinds of weather.Molded into the
enclosureareinserts that allowtheSx80 to be
usedwitha variety ofoptional bracketsand
mounts,including a wall/ceilingbracket,a
13/8-inch pole mount and OmniMount®
Series75. Sx80s are available in blackor white
(Sx80W)andare easily paintable tomeetdecor-
consciousapplications.
Forwiderbandwidth, higher impactsystems,the
Sx80can be combinedwith the EV Sb121 orthe
Sb121a(amplified) bass modulesfor a high
outputsoundsystem that islight,compact and
unobtrusive.Inch for inch, pound for pound, the
Sx80can’tbe beat.
Input Connectors,
Sx80, Sx80W: Push pins compatible with banana plug
Sx80TB, Sx80TW: Terminalstrip
Sx80PI, Sx80PIX: Terminalstrip
Available Accessories: Sx80MBB (U-bracket in black),
Sx80MBW(U-bracket in white)
Sx80SMK(stand-mountadapter)
Variations Available: Sx80 (8 ohm in black),
Sx80W (8 ohm in white)
Sx80TB*(transformer in black)
Sx80TW*(transformerinwhite)
Sx80PI,*Sx80PIX(weather-resistant
package, 8-ohm or transformer input, black)

1980) 175 watts continuous, 700 watts peak
Sensitivity 92 dB (1 watt/ 1 meter)
Coverage (H x V): 90ox 65o
Input Connectors,
Sx80, Sx80W push pins compatible with banana plug
Sx80TB, Sx80TW terminal strip
Sx80PI,Sx80PIX terminal strip
Components
Compression driver Electro-Voice DH2005
Woofer Specially-designed 8-inch
Dimensions, (H x W x D)
Inches 15.75 in x 11.5 in x 8.75 in
Millimeters 400 mm x 292 mm x 222 mm
Net Weight 16 lb / 7.3 kg
Shipping Weight 18 lb / 8.18 kg
Available accessories Sx80MBB, Sx80MBW U-brackets
Sx80SMK stand mount adapter
Variations
Sx80, Sx80W 8-ohm (black or white)
Sx80TB, Sx80TW transformer (black or white)
Sx80PI,Sx80PIX weather-resistant package, 8-ohm or trans-
former input (black only)