Barcus-Berry 4000 Installation Manual - page 2
Congratulations on your purchase of the Barcus-Berry Planar Wave System
ThePlanarWavePianoandHarpSystemrepresentsasignificantbreakthroughintransducertechnology.Thesensoremployed
isessentiallynon-responsivetothosevibrationswhicharenormaltothemajorsurfaceplanesoftheinstrumentsoundboard.
Itis,however,highlysensitivetotransverseenergywavestravelingintheplanedefinedbythesoundboardandisthusable
to provide full-spectrum frequency response and perfect amplitude balance across the entire instrument while achieving an
excellentdegreeofisolationfromambientsoundstogetherwithoutstandingfeedbackrejection.Thesystemcanbequicklyand
easilyinstalledonanypianoorharpandcanbejustassimplyremovedwithoutleavinganyvisibleevidenceofitsuse.Notools
arerequiredforinstallation.
Important
Beforeyoubegin,pleasecheckwithintheboxtoinsurethatitcontainsthefollowingitems:
(A)•One(1)Barcus-BerryPlanarWavesensor.
(B)•One(1)Barcus-BerryPiezoBufferPreamp.
•Adhesivepatchesfortransducerinstallation.
•Onesetofrubberfeet(foureach).
•InstallationInstructionsforModel4000.
Ifanyoftheseitemsarefoundtobedamagedormissing,immediatelycontact
theBarcus-Berrydealerfromwhomtheunitwaspurchased.
Installation
Forapiano,thetransducershouldbeattachedtothesoundboardasindicatedinFigure1forgrandpianosandFigure2for
uprights.Forharps,thetransducershouldbeattachedtothefaceofthesoundboard,forconvenience,preferablynearthebase.To
assureproperbondingofthetransducermountingadhesive,itisstronglyrecommendedthattheareaselectedforattachmentofthe
transducerbecleanedtoremoveanysurfacedustoroilyfilmwhichmayhaveaccumulated.
When you are ready to make the installation:
1.Removetheprotectivepapercoveringfromeachfootof
thetransducertoexposetheadhesivefilmappliedatthe
factory.Selectthelocationdesiredforattachment,then
firmlypressbothfeetofthesensorontothesoundboard,
normallyaroundthemiddleCnote.
2.Positionthepreampnearthekeyboardatanyconvenient
locationwithinreachofthetransducercableandplugthe
transducerintotheinputjackontherearpanel.
3.ConnecttheHi-Zand/orLo-Zoutputofpreamptoanyap-
propriateamplifierorconsoleinput.
4.Movethepowerswitchonthefrontpanelofthepreampto
the“ON”positionandthesystemwillbeoperational.
Special notes on installation and removal…
The pressure-sensitive material used for attaching the trans-
ducer feet to the soundboard is a special, high-performance
adhesive. This adhesive must be replaced each time the
transducer is removed. An initial supply of pre-cut adhesive
patchesisfurnishedwiththissystem.
CAUTIon:Donotattempttoemployalternativemethodsforattaching
thetransducer.Themeansofattachmentspecifiedaboveiscriticalfor
achievingoptimizedperformancewiththissystem.
Additional adhesives are available. To order, please contact
the Barcus-Berry dealer from whom the unit was purchased.
Whenremovingthetransducer,simplyapplysidewisepres-
suretothecrossbarsectionaboveeachleguntilthefeetof
thesensordetachfromthesoundboard.Anyadhesiveresi-
duewhichmayremainonthesoundboardand/oronthefeet
ofthetransducerafterdetachmentcanbequicklyremovedby
simplyrubbingthesurfacewithyourthumborfingers.
IMPorTAnT:
When using this system with a grand piano, we strongly
recommendthatthelidofthepianoberaisedwhilethesystemisinuse.Even
withthelidopenatfullstick,therewillbenofeedbackproblemsorbleedfrom
ambientsounds,andtheperformanceofthePlanarWavePianoSystemwillbe
enhancedbyhavingthelidup.
This pickup can operate on phantom power provided by a mixing board or
on a 9-volt battery.To replace the 9-volt battery in the preamp, remove the
screwswhichsecurethecoverateachendoftheunitandslidethecoveraway
fromthechassis.Thiswillpermiteasyaccesstothebattery.Underaverage
conditionsofuse,batterylifeexpectancyisatleast1,000hours.
(A)
(B)