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Aspect Training Berlin Aspect Training Berlin September 2005September 2005
A little historyA little history The Turbosound PhilosophyThe Turbosound Philosophy
Why not a line array?Why not a line array? The DesignersThe Designers TA-880 v’s TA-890TA-880 v’s TA-890
TA-890H Training SessionsTA-890H Training Sessions Success StoriesSuccess Stories
The Shadows TourThe Shadows Tour SoundworksSoundworks RoskildeRoskilde The engineers view……The engineers view……
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Design philosophyDesign philosophyDesign philosophyDesign philosophy
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2-way Systems2-way Systems
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Paper cone to metal diaphragm Paper cone to metal diaphragm transition in middle of vocal transition in middle of vocal rangerange
Low HF crossover pointLow HF crossover point High distortionHigh distortion Low intelligibilityLow intelligibility
DisadvantagesDisadvantages
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Vented enclosuresVented enclosures
Sounds OK close to the box Sounds OK close to the box but:-but:- insufficient throwinsufficient throw no good outdoorsno good outdoors poor directivity controlpoor directivity control HF keeps going beyond LFHF keeps going beyond LF
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1981: 3-way System1981: 3-way System
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Paper cones throughout vocal Paper cones throughout vocal rangerange
Higher HF crossover frequencyHigher HF crossover frequency Less stress on HF driverLess stress on HF driver Lower distortionLower distortion Better intelligibilityBetter intelligibility
AdvantagesAdvantages
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One box full rangeOne box full rangevs. bins and hornsvs. bins and horns
Modular Modular enclosuresenclosures
Arrayable, Arrayable, stackablestackable
Horn loadedHorn loaded High power: 1kWHigh power: 1kW
TMS-3
Modular One-box SystemModular One-box System
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Horn loading gives higher Horn loading gives higher efficiencyefficiency
TurboMid™ device minimisesTurboMid™ device minimisesphase cancellationphase cancellation
Better intelligibilityBetter intelligibility
Horn loadingHorn loading
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TurboMid™ DeviceTurboMid™ Device
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1990: 4-way system1990: 4-way system
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Extends use of paper cone Extends use of paper cone transducers up to 8kHztransducers up to 8kHz
Very high efficiency:Very high efficiency:111dB, 1W at 1m111dB, 1W at 1m
HF driver under very little stressHF driver under very little stress Point and shoot aimingPoint and shoot aiming Hi-Fi sound to all seatsHi-Fi sound to all seats Negligible distortionNegligible distortion
AdvantagesAdvantages
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Virtual point Virtual point sourcesource
Elegant, safe Elegant, safe flyingflying
Ideal truck packIdeal truck pack Integrated systemIntegrated system Smallest, lightestSmallest, lightest
Flashlight SystemFlashlight System
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What was wrong with Flashlight?What was wrong with Flashlight?
Poor horizontal Poor horizontal consistencyconsistency
Dated rigging and Dated rigging and trucking systemtrucking system
Too many enclosures Too many enclosures required for coveragerequired for coverage
Too big and heavy Too big and heavy
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Why Virtual Point Source?Why Virtual Point Source?
2D system design2D system design Horizontal changes with Horizontal changes with
Frequency and length Frequency and length Motor and point intensiveMotor and point intensive Poor ground stacking Poor ground stacking Not Scalable – several types Not Scalable – several types
of line array size needed with of line array size needed with point source fillspoint source fills
Power hungryPower hungry Output Doubles with distanceOutput Doubles with distance
Line Line arrayarrayLine Line arrayarray VPSVPSVPSVPS
3D system design3D system design Dispersion tailored to suit Dispersion tailored to suit
venuevenue Good stacked or flownGood stacked or flown Scalable – 1 box does allScalable – 1 box does all Extra efficiency through Extra efficiency through
horn loading allows minimal horn loading allows minimal power requirementspower requirements
Listener only hears 1 hi mid Listener only hears 1 hi mid and hi cabinet at a timeand hi cabinet at a time
3D system design3D system design Dispersion tailored to suit Dispersion tailored to suit
venuevenue Good stacked or flownGood stacked or flown Scalable – 1 box does allScalable – 1 box does all Extra efficiency through Extra efficiency through
horn loading allows minimal horn loading allows minimal power requirementspower requirements
Listener only hears 1 hi mid Listener only hears 1 hi mid and hi cabinet at a timeand hi cabinet at a time
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Why not a line array?Why not a line array?
Over crowded market place Over crowded market place Fixed dispersion reduces flexibilityFixed dispersion reduces flexibility A single box is not capable of doing 200 people A single box is not capable of doing 200 people
or 50,000or 50,000 Line array effect is rarely relevant accept in a Line array effect is rarely relevant accept in a
large arraylarge array Potential Site line issues with large arraysPotential Site line issues with large arrays System advantages are little to do with acousticsSystem advantages are little to do with acoustics
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Some typical issues with Some typical issues with using Line arraysusing Line arrays
Opening angles on lower enclosures has Opening angles on lower enclosures has no effect on the dispersion of the systemno effect on the dispersion of the system
Despite theory, practical designs do not Despite theory, practical designs do not double with distancedouble with distance
Attenuating the middle of the array has Attenuating the middle of the array has little or no effect on directionality of systemlittle or no effect on directionality of system
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Opening angles has no Opening angles has no effect!effect!
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Line Array at distanceLine Array at distanceLine Array at distanceLine Array at distance
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Audio hits the balconyAudio hits the balcony
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Does this mean line array is Does this mean line array is terrible?terrible?
Line array is like any tool in an engineers Line array is like any tool in an engineers toolboxtoolbox
Use it when it’s dispersion and packaging Use it when it’s dispersion and packaging is correctis correct
Use them for what they were designed for, Use them for what they were designed for, 1 per side will not work!1 per side will not work!
When these don’t fit the venue use a point When these don’t fit the venue use a point source boxsource box
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Turbosound AspectTurbosound Aspect
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Aspect – Guru’sAspect – Guru’s Danny Cooklin – Danny Cooklin –
Chief project engineer Chief project engineer AspectAspect
Mid range drivers unit Mid range drivers unit Flying HardwareFlying Hardware
Laurence Dickie – Laurence Dickie – Mr. PolyhornMr. Polyhorn HF Drive UnitsHF Drive Units
Jon Crawley – Jon Crawley – Everything below 400Hz!Everything below 400Hz! TA-880 Chief EngineerTA-880 Chief Engineer
Successful products are usually the result of teamwork……..Successful products are usually the result of teamwork……..
John Constable – John Constable – Mechanical engineer Mechanical engineer Flying hardwareFlying hardware
Dan Orton – Dan Orton – Amplifier RacksAmplifier Racks
SDA – SDA – Prediction SoftwarePrediction Software
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TA-880 v’s TA-890TA-880 v’s TA-890
TA-880 systemTA-880 system Small ground stack regional touring companiesSmall ground stack regional touring companies InstallationsInstallations Cost effective flying and transportCost effective flying and transport
TA-890 systemTA-890 system Medium to large format touring companiesMedium to large format touring companies Theatre to arena toursTheatre to arena tours Designed for quick flying and truckingDesigned for quick flying and trucking
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TA-880HTA-880H 3 way active3 way active 140dB continuous 140dB continuous
146dB peak146dB peak Arrays at a real 25 in Arrays at a real 25 in
the horizontal the horizontal Between 4 and 15 in Between 4 and 15 in
the verticalthe vertical Trap angle set for Trap angle set for
close packingclose packing
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TA-880 SeriesTA-880 Series
Aimed at small rental companies and Aimed at small rental companies and installationsinstallations
Maximum suggested system for rental 24 Maximum suggested system for rental 24 x TA-880Hx TA-880H
Simple cost effective flying for up to 3 Simple cost effective flying for up to 3 deepdeep
Wheels available for TA-880LWheels available for TA-880L Wheel boards for TA-880HWheel boards for TA-880H
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TA-880H WheelboardTA-880H Wheelboard
Easy to fitEasy to fit Simple to stackSimple to stack
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TA-880H - Simple flyingTA-880H - Simple flying
Swords and pins to connect cabinetsSwords and pins to connect cabinets Choked chains to connect boxes to barsChoked chains to connect boxes to bars Rear Biscuit to hold cabinets togetherRear Biscuit to hold cabinets together Fixed 2 wide and 3 wide flybarsFixed 2 wide and 3 wide flybars Tilt Strap for kelpingTilt Strap for kelping
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TA-890HTA-890H 3 way active3 way active 140dB continuous 146dB 140dB continuous 146dB
peakpeak Arrays at a real 25 in the Arrays at a real 25 in the
horizontal horizontal Between 4 and 15 in the Between 4 and 15 in the
verticalvertical Rotatable hornflareRotatable hornflare A system and B system A system and B system
integrated flying/stackingintegrated flying/stacking Extremely small packageExtremely small package Ships with single wheel boardShips with single wheel board 76KGS76KGS
A system
B system
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TA-890LTA-890L
1200 w RMS1200 w RMS 136 dB136 dB Couples for additional outputCouples for additional output Extremely small footprintExtremely small footprint Integrated A system hardware Integrated A system hardware
for stackingfor stacking Ships with wheel board FOCShips with wheel board FOC 60KGS60KGS
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TSW-218TSW-218
Super sub for use below 100HzSuper sub for use below 100Hz Works best with 4 or more for low frequency extensionWorks best with 4 or more for low frequency extension Recommended as a 5Recommended as a 5thth way for TA890 users when way for TA890 users when
requiredrequired Can be used in a 4 way systemCan be used in a 4 way system
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TA-890 SeriesTA-890 Series
Aimed at professional concert touring Aimed at professional concert touring companiescompanies
Capable of 400 – 500,000 with just 2 Capable of 400 – 500,000 with just 2 enclosure typesenclosure types
Multiple flying optionsMultiple flying options Full range of accessories availableFull range of accessories available
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Aspect TA-890 training seminarAspect TA-890 training seminar
Level 1 engineers – Level 1 engineers – Trained by TurbosoundTrained by Turbosound Toured to Level 2 standardToured to Level 2 standard Signed off to Level 1 by Turbosound or a qualified Level 1 trainerSigned off to Level 1 by Turbosound or a qualified Level 1 trainer
Level 2 engineers – Level 2 engineers – Trained to Level 3 by TurbosoundTrained to Level 3 by Turbosound Working with Aspect on the road with a level 1 engineer or Working with Aspect on the road with a level 1 engineer or
TurbosoundTurbosound
Level 3 engineers – Level 3 engineers –
Todays training!Todays training!
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Level 3 training Level 3 training
AcousticsAcoustics System PackagingSystem Packaging Flying & StackingFlying & Stacking
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AcousticsAcoustics
Polyhorn theoryPolyhorn theory Lo mid coupling and dispersionLo mid coupling and dispersion 2 x 15” performance2 x 15” performance 2 x 18” performance2 x 18” performance Lo end directivityLo end directivity 4 way v’s 5 way4 way v’s 5 way Picking array widthPicking array width Using EASE FOCUSUsing EASE FOCUS
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CD Horn propertiesCD Horn properties
HFHFLFLF
LF Directivity given by LF Directivity given by horn widthhorn width
HF Wavelength too short HF Wavelength too short to provide pattern control to provide pattern control – horn beaming– horn beaming
Phase is not uniformPhase is not uniform
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2 CD Horns Arrayed2 CD Horns Arrayed
Holes in HF due to Holes in HF due to beamingbeaming
Destructive Destructive interferenceinterference
Poor horizontal Poor horizontal consistencyconsistency
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The polyhornThe polyhorn
Made up of multi Made up of multi tapered waveguidestapered waveguides
All equal path lengthAll equal path length High frequency High frequency
directivity provided by directivity provided by hornletshornlets
Low frequency control Low frequency control by size of overall horn by size of overall horn mouthmouth
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The polyhornThe polyhorn
Hornlets curved to provide array angle of Hornlets curved to provide array angle of 25 degrees in horizontal25 degrees in horizontal
Constructive interferenceConstructive interference Horizontal consistency close to line arrayHorizontal consistency close to line array
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The domeThe dome
50mm dome tweeter50mm dome tweeter Takes compression from Takes compression from
polyhornpolyhorn First break up at 18kHZFirst break up at 18kHZ Very low distortionVery low distortion Extremely powerful neo Extremely powerful neo
magnet – 2,1 tessla at the magnet – 2,1 tessla at the gapgap
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10” Himid10” Himid
Spun Aluminium bowl for Spun Aluminium bowl for strengthstrength
Neo magnet for weight and Neo magnet for weight and increased magnetic fieldincreased magnetic field
114dB 1w 1m on the polyhorn114dB 1w 1m on the polyhorn 400-4kHz no x-over in the 400-4kHz no x-over in the
vocal rangevocal range Mounted on phase bung and Mounted on phase bung and
poly horn for phase coherent poly horn for phase coherent wavefrontwavefront
Custom Turbosound designCustom Turbosound design
Spun Aluminium bowl for Spun Aluminium bowl for strengthstrength
Neo magnet for weight and Neo magnet for weight and increased magnetic fieldincreased magnetic field
114dB 1w 1m on the polyhorn114dB 1w 1m on the polyhorn 400-4kHz no x-over in the 400-4kHz no x-over in the
vocal rangevocal range Mounted on phase bung and Mounted on phase bung and
poly horn for phase coherent poly horn for phase coherent wavefrontwavefront
Custom Turbosound designCustom Turbosound design
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Polyhorn v’s CD hornPolyhorn v’s CD horn
Very low distortionVery low distortion Horn reflections Horn reflections
gone in 1msgone in 1ms No visible break-upNo visible break-up No smearingNo smearing
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LMF 2 x 10” DeviceLMF 2 x 10” DeviceLMF 2 x 10” DeviceLMF 2 x 10” Device Rear facing to ensure maximum air Rear facing to ensure maximum air
movement for coolingmovement for cooling Heatsink Assembly over Neo Magnet Heatsink Assembly over Neo Magnet
for coolingfor cooling Powerful Neo Magnet structurePowerful Neo Magnet structure 107dB 1w/1m when loaded107dB 1w/1m when loaded Custom to TurbosoundCustom to Turbosound Rising responseRising response
Rear facing to ensure maximum air Rear facing to ensure maximum air movement for coolingmovement for cooling
Heatsink Assembly over Neo Magnet Heatsink Assembly over Neo Magnet for coolingfor cooling
Powerful Neo Magnet structurePowerful Neo Magnet structure 107dB 1w/1m when loaded107dB 1w/1m when loaded Custom to TurbosoundCustom to Turbosound Rising responseRising response
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Lo mid couplingLo mid coupling
1 box naturally rises from 100Hz -400Hz1 box naturally rises from 100Hz -400Hz As enclosures are flown deeply more low As enclosures are flown deeply more low
end can be heardend can be heard No need for DSP processing- use the No need for DSP processing- use the
band gain and your earsband gain and your ears Depending on horn rotation and width low Depending on horn rotation and width low
mid response will clover leaf at 250-400Hzmid response will clover leaf at 250-400Hz
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Aspect 100-400Hz 3 wideAspect 100-400Hz 3 wide
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Aspect 1kHz to 5 kHz 3 wideAspect 1kHz to 5 kHz 3 wide
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Aspect 5kHz – 10kHzAspect 5kHz – 10kHz
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2 x 15” stacking2 x 15” stacking
Stacking narrow but high provides wide Stacking narrow but high provides wide horizontal and limited verticalhorizontal and limited vertical
150Hz should be pulled out of band in 150Hz should be pulled out of band in quantities over 8 due to 100Hz couplingquantities over 8 due to 100Hz coupling
For the US market we suggest 1 x 18” to 1 For the US market we suggest 1 x 18” to 1 x 15” in a 5 way systemx 15” in a 5 way system
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2 x 18” stacking2 x 18” stacking
Works best in quantities of 3 or higher per Works best in quantities of 3 or higher per sideside
Should always be stacked to extend the Should always be stacked to extend the horn for low frequency coupling of 4.5dBhorn for low frequency coupling of 4.5dB
4 units has a sensitivity of 110dB @ 1w 4 units has a sensitivity of 110dB @ 1w 1m1m
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Bass arrayingBass arraying
Long thin stacks cause beaming from ¼ of Long thin stacks cause beaming from ¼ of a wavelengtha wavelength
Log spacing causes smooth coverage but Log spacing causes smooth coverage but may clover leafmay clover leaf
Be careful of beaming low end, it may well Be careful of beaming low end, it may well be just as loud behind as in front!be just as loud behind as in front!
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How wide do I go?How wide do I go?
Aspect arrays in 25 degree horizontal Aspect arrays in 25 degree horizontal segmentssegments
Most theatre gigs require 2 wide with infillMost theatre gigs require 2 wide with infill Arena’s are 4 or 5 wideArena’s are 4 or 5 wide Turn off boxes that are pointing at hard Turn off boxes that are pointing at hard
surfacessurfaces Use a protractor and a plan!Use a protractor and a plan!
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EASE Focus / Turbosound EASE Focus / Turbosound GigmateGigmate
Turbosound in partnership with SDATurbosound in partnership with SDA Provide accurate acoustical prediction Provide accurate acoustical prediction
software for the Aspect Seriessoftware for the Aspect Series Initially in the vertical with further updates Initially in the vertical with further updates
to followto follow
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Gigmate- Setting up the roomGigmate- Setting up the room Adding/Removing an audience areaAdding/Removing an audience area Setting up audience area’sSetting up audience area’s
Gigmate - Project FilesGigmate - Project Files Saving and opening project filesSaving and opening project files Adding appropriate informationAdding appropriate information
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Gigmate - System setupGigmate - System setup
Pick the correct flybarsPick the correct flybars Select the number of enclosures neededSelect the number of enclosures needed Inserting TA-890LInserting TA-890L Ground-stackingGround-stacking The acoustic compensator!!The acoustic compensator!!
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Gigmate - PredictionGigmate - Prediction
SPL MappingSPL Mapping Frequency selectionFrequency selection Weighting/Max SPL optionsWeighting/Max SPL options Graph OptionsGraph Options Relation to the real worldRelation to the real world What you should be trying to achieveWhat you should be trying to achieve
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Using the flying calculatorUsing the flying calculator
Enter angles information from GigmateEnter angles information from Gigmate Select narrow or wide pick up points on Select narrow or wide pick up points on
fly-barsfly-bars Confirm motor requirementsConfirm motor requirements GO!GO!
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Roskilde 1kHz – 10kHzRoskilde 1kHz – 10kHz
download from ftp.turbosound.comdownload from ftp.turbosound.com
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System packagingSystem packaging Amp racksAmp racks 4 way v’s 5 way4 way v’s 5 way Returns systemReturns system TruckingTrucking
Flying and StackingFlying and Stacking A System flyingA System flying A System stackingA System stacking Rotating the hornRotating the horn B System stackingB System stacking
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AMP-890AMP-890 Complete Turbosound solutionComplete Turbosound solution OEM’d MC2 amplifiersOEM’d MC2 amplifiers Patchable between 4 way and 5 way operationPatchable between 4 way and 5 way operation Based on proven Flashlight DesignBased on proven Flashlight Design Mono/Stereo operation by internal jumperMono/Stereo operation by internal jumper Available as a kit or as a complete rackAvailable as a kit or as a complete rack
Ch.A Ch.B
Ch.A Ch.B
Ch.A Ch.B
Ch.A Ch.B
Ch.A Ch.B
LOW OUTPUTS HIGH OUTPUTSSOCAPEX SOCAPEX
CH 1A CH 1B CH 2A CH 2B CH 2CH 1
INPUTOR
LINK
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4 way or 5 way4 way or 5 way
Most theatre work and small work should Most theatre work and small work should be run 4 way with the 2 x 15”be run 4 way with the 2 x 15”
Dance work can be run 4 way with either Dance work can be run 4 way with either bin but may require a large number of 2 x bin but may require a large number of 2 x 15”15”
Arena touring and large outdoor events Arena touring and large outdoor events should be run 5 wayshould be run 5 way
Amplifier racks make this very simpleAmplifier racks make this very simple
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Complete Returns systemComplete Returns system
Based on 24 way Veam connectorBased on 24 way Veam connector 20 way used with spare lines20 way used with spare lines A single stage send breaks into 4 x 5 way A single stage send breaks into 4 x 5 way
sendssends Provides 20 way system or 16 way system Provides 20 way system or 16 way system
with returns with returns
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Loading methodsLoading methods Target Truck Target Truck Width (in)Width (in)
Cab Dimension Cab Dimension (mm)(mm)
Pack WidthPack Width
(in)(in)
5 wide 3 high5 wide 3 high individual dollyindividual dolly 9696 478478 9494
3 wide 4 high (5 3 wide 4 high (5 high on individual high on individual dolly)dolly)
4 high dolly or 4 high dolly or individual dollyindividual dolly
9999 796796 9494
4 wide 4 high4 wide 4 high 4 high dolly only4 high dolly only 9494 574574 90.490.4
3 tipped 1 on end 3 tipped 1 on end (2.4m in height)(2.4m in height)
Individual dollyIndividual dolly 9494 3 x 478 + 1 x 7963 x 478 + 1 x 796 87.787.7
Truck Truck PacksPacks
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4 High Wheelboard4 High Wheelboard
Allows trucking of 4 x TA-Allows trucking of 4 x TA-890H or L on a single 890H or L on a single wheel-board pre-flownwheel-board pre-flown
Can be tipped to 26 Can be tipped to 26 degree’s when 3 highdegree’s when 3 high
Must be kept flat when 4 Must be kept flat when 4 high or use separate high or use separate stabiliserstabiliser
Weighs up-to 310 KG’sWeighs up-to 310 KG’s Must have 4 people Must have 4 people
around when 4 higharound when 4 high
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TA-890H B systemTA-890H B system
Cabinet connects with small interlinksCabinet connects with small interlinks Internal captive biscuit holds cabinets Internal captive biscuit holds cabinets
apartapart Choked pick up chain connects cabinets to Choked pick up chain connects cabinets to
barbar Tilt strap separates or kelps cabinetsTilt strap separates or kelps cabinets Hardware used for ground stackingHardware used for ground stacking
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TA-890 A systemTA-890 A system
Completely integrated hardwareCompletely integrated hardware Allows cabinets to be trucked pre flownAllows cabinets to be trucked pre flown Allows cabinets to be securely ground Allows cabinets to be securely ground
stacked up to 6 high without flying or stacked up to 6 high without flying or ground support towersground support towers
Allows cabinets to be flown 8 deep!Allows cabinets to be flown 8 deep! Safety factor 13:1!!Safety factor 13:1!! Simple to use Simple to use Removable for testingRemovable for testing
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TA-890 A systemTA-890 A system
11º
4º 8º
15º
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TA-890 A system StackedTA-890 A system Stacked
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TA-890 A system flownTA-890 A system flown
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TA-890/1wTA-890/1w
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TA-890A – 2 wide ATA-890A – 2 wide A
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3 wide3 wide
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4 wide4 wide
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Setting up the system words of Setting up the system words of adviseadvise
Use your ears!Use your ears! Phase check the system before anything Phase check the system before anything
elseelse EQ is always the last resortEQ is always the last resort