XTA DPA SERIES Operator'S Manual Download Page 1

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Summary of Contents for DPA SERIES

Page 1: ......

Page 2: ...Page 2 DPA Series DPA80 DPA100 Operating Instructions ta x...

Page 3: ...el Controls and Indicators 17 Operating Your Amplifier Rear Panel Sockets and Switches 19 Operating Your Amplifier Initial Set up and Switching On 20 Switching On 20 Inside Your Amplifier DSP Layout C...

Page 4: ...gs 47 Memory Overview 47 Storing a Memory 48 Recalling a Memory 49 Operating Your Amplifier System Adjustments 50 Overview 50 Operating Your Amplifier Remote Control 51 Overview 51 Remote Control Soft...

Page 5: ...ifier Outputs Program Limiter Lookup Table 71 Auxiliary Outputs Program Limiter Lookup Table 72 Setting Accurate Limiter Thresholds Peak Limiter 73 Setting Appropriate Attack and Release Times 73 Appe...

Page 6: ...mplifier Commodity Code 8518408099 Type Designation DPA80 DPA100 and all OEM variants of these models are manufactured in accordance with EMC Directive 2004 108 EC in compliance with the following nor...

Page 7: ...ency output stages and a generous power supply Accepting analogue AES3 digital and optional Dante networked audio the DPA Series can connect to any source and make it available over the network as wel...

Page 8: ...nnel Servicing is required when the apparatus has been damaged in any way such as if the power supply cord or plug is damaged liquid has been spilled or objects have fallen into the apparatus the appa...

Page 9: ...appareil de la tension secteur en cas d orage ou si l appareil reste inutilis pendant une longue p riode de temps 14 Les travaux d entretien de l appareil doivent tre eff ectu s uniquement par du pers...

Page 10: ...Worcs England Tel 44 0 1299 879977 Fax 44 0 1299 8799969 Additional Symbols and Warnings 2000 Meaning of the symbol Evaluation for apparatus only based on altitude not exceeding 2000m therefore it is...

Page 11: ...breaking distances For safety reasons THE EARTH LEAD SHOULD NOT BE DISCONNECTED IN ANY CIRCUMSTANCE If ground loops are encountered consult the section on connecting your amplifier on page 14 The wiri...

Page 12: ...mounting systems ENSURE THERE IS ADEQUATE VENTILATION The cooling fans suck cool air in through the front and blow hot air out at the rear of the unit through the ventilating grills The front and rea...

Page 13: ...that far exceed their RMS power rating The DPASeries amplifiers have been designed to match this requirement and can deliver huge levels of power for short durations In order to protect themselves and...

Page 14: ...ot signal PIN3 Cold ground 0V NOTE This amplifier is wired to the latest industry recommendations PIN1 is connected directly to the chassis mains earth If ground loops mains hum are encountered remove...

Page 15: ...together as they are not both at ground potential Connecting them together will damage the amplifier and void the warranty As the currents involved are very high and to ensure best performance the spe...

Page 16: ...2 and or channel pair 3 4 The method is the same for both channel pairs Select the required bridged mode through the front panel MENU system see page 43 for more information Use Channel 1 or 3 s Outp...

Page 17: ...ue and digital inputs In A D Bank selected or the feeds to the bank of either power amplifier outputs or auxiliary outputs See page 26 for more information 7 PROTECTION LED If a condition exists eithe...

Page 18: ...12 Signal meters Depending on the current bank selected 14 these will be showing input levels pre DSP output levels for the power amp channels or output levels of the auxiliary channels 13 EDIT keys...

Page 19: ...the available input matrix via the optional Dante network card This will also add four network audio outputs which can be chosen in banks of four from a variety of processing points within the amplif...

Page 20: ...it should be cleaned of any collected debris at regular intervals Please also see the notes regarding maintenance on page 62 It is important that the power output of your amplifier is matched to the...

Page 21: ...DPA Series DPA80 DPA100 Operating Instructions Page 21 ta x Inside Your Amplifier DSP Layout Configurations and Routing...

Page 22: ...gital sources will then be available In total 8 sources can be made available at any one time four analogue and four digital This affects the choices that can be made for routing to the inputs of the...

Page 23: ...xiliary output channels These can be either Boolean in design so just A B C etc or a full mix matrix mode can be used to allow four continuously variable sends from the four input processing channels...

Page 24: ...channels of output processing in your amplifier four dedicated to the power amplifier channels and a further four that are connected to the auxiliary XLR outputs on the amplifier providing analogue f...

Page 25: ...mix matrix which feed the auxiliary output processing choice 6 Alternately the mixes being used by the power amp processing can be selected choice 5 and finally the pre mute final output of the auxili...

Page 26: ...digital input sources it is not uncommon for the RED LED showing input clip to illuminate on peak signals especially when using AES digital sources that are pre mastered such as prerecorded audio fil...

Page 27: ...ossible sources available after the source selection as explained on page 22 Therefore the digital meters may be showing one of the following combinations Dante Input A Dante Input B Dante Input C Dan...

Page 28: ...re multiple parameters grouped on a single screen such as parametric EQ frequency Q and gain move between these using the ENTER key InpA DeskLeft PEQ 1 102Hz Q 3 0 10 9dB Press ENTER Press ENTER Press...

Page 29: ...0dB Inp A Delay Delay 500 00mS Input Gain Variable between 40dB and 6dB in 0 1dB steps Input Delay Max delay time is 650 000mS in 10uS steps Swap to 1mS steps by pressing ENTER Units can be changed t...

Page 30: ...ter types are selected Move between frequency Q and filter gain by pressing ENTER PEQParametric EQ LSFLow Shelf HSFHigh Shelf BPSBand Pass NOTNotch APFAll Pass PHFPhase LPFLow Pass VariQ HPFHigh Pass...

Page 31: ...Variable between 40dB and 15dB in 0 1dB steps Output Polarity Switch between normal and inverted polarity Note that channel ganging is temporarily disabled for polarity adjustments Output Delay Max d...

Page 32: ...ctave crossover filters and these settings will be reinstated if a lower order filter type is subsequently chosen 24dB Octave or lower The message will be shown if the bands aren t already in bypass o...

Page 33: ...LPFLow Pass Elliptical HPFHigh Pass Elliptical Parametric bands missing If bands 6 and 7 or 8 and 9 are missing when editing it is because they are being utilised by high order crossover filters high...

Page 34: ...to a badly set up limiter will not only function incorrectly and not provide the protection you expect it can also sound pretty terrible Setting up limiters has perhaps been seen as a black art by so...

Page 35: ...Full Matrix mode as opposed to Free Assign or a standard routing configuration 1 x 4 way 2 x 2 way etc To use Full Matrix mode please see the section about adjusting the configuration on page 41 Initi...

Page 36: ...r channel D In this way a pair of analogue inputs can remain connected to channels A B and a digital stream of the same audio can be connected to input C with fallback from one to the other possible w...

Page 37: ...or the physical XLR inputs on channels C D Use the encoder or BACK and NEXT keys to cycle between the four combinations of analogue Ana or Digital AES Press ENTER to confirm the choice and again to co...

Page 38: ...will be Four analogue sources Analogue A Analogue B Analogue C Analogue D And four digital sources depending on the AES selection AES A AES B Dante C Dante D The choices shown above would be shown if...

Page 39: ...disconnected and no audio is transmitted The Dante connection is maintained and visible on the network Inputs Source audio is sourced from the input to the DSP just after the source switching matrix b...

Page 40: ...ut s processing post mute so the network copies will be affected by local or remote mutes Aux Outputs M Source audio is sourced just after all auxiliary output s processing post mute so the network co...

Page 41: ...lso useful starting points for each outputs crossover filters To change configuration from the home screen press MENU choose the CONFIGURATION Sub Menu and press ENTER Use the encoder or BACK and NEXT...

Page 42: ...ill be reduced by 12dB If this method of operation is not desired the same summing can be achieved without the automatic gains adjustments by switching to Full Matrix mode and manually setting the sen...

Page 43: ...ES and press ENTER Bridged Mode for Output Pairs Output pairs can be selected to run in a bridged configuration to realise higher output powers When operating in bridged mode the minimum impedances ar...

Page 44: ...TE keys will be automatically ganged Meters for the bridge pair will read identically and lastly Channel EDIT keys will be automatically ganged and the display reflects the bridged mode by changing to...

Page 45: ...figuration will preset the output crossovers as Outputs 1 3 10Hz 1 62kHz 24dB Oct Link Riley Outputs 2 4 1 62kHz 32kHz 24dB Oct Link Riley Selecting a 1 x 4way configuration will preset the output cro...

Page 46: ...ediately copy the settings from the lowest member in the gang to all other ganged channels For example adding channel 3 to a gang of 1 3 will instantly make channel 3 s settings identical to channel 1...

Page 47: ...trix gains if applicable This is for the bank of four amplifier channels or the bank of four auxiliary output channels OUTPUT CHANNELS 1 4 POWER AMPLIFIER CHANNELS PROG LIMITERS PEAK MUTE POWER AMP SP...

Page 48: ...he GLOBAL MEMORY Sub Menu and press ENTER Use the encoder or BACK and NEXT keys to choose either Input or Output memory type as appropriate and press ENTER In the previous example the extra step is to...

Page 49: ...OBAL MEMORY Sub Menu and press ENTER Use the encoder or BACK and NEXT keys to choose either Input or Output memory type as appropriate and press ENTER Use the encoder to choose the memory required rem...

Page 50: ...System Status Check firmware version and system information LCD Contrast Adjust the viewing angle for the display LED Brightness Adjust the brightness of meters and switch LEDs Wakeup Time Add a dela...

Page 51: ...Ethernet connection multiple amplifiers can be connected directly to a standard Ethernet switch or WiFi router allowing for wireless communication Connection to a WiFi router is required to control am...

Page 52: ...Use the encoder or BACK and NEXT keys to select External Interface and press ENTER Use the encoder or BACK and NEXT keys to choose the required interface and press ENTER This will invoke a series of f...

Page 53: ...X 3 AUX 2 AUX 1 1 0V 2 3 IN 1 2 4 5 O UT 1 2 6 5V RS485 DESIG NED AND MA NUFACTUR ED IN ENG LA ND B Y SERIES A E S A B A E S C D All vents on front and rear of unit m ust not be obstructed Tous les pa...

Page 54: ...CH B OUT CH A OUT Class 3 Wiring on Outputs BR G OUTPUT CO NNECTIONS 1 1 2 2 D C B A D C B A D B B D C B A D 1 AUDIO NETWORK 2 CONTR OL G PIO PORT 1 2 3 4 5 6 AUX 4 AUX 3 AUX 2 AUX 1 1 0V 2 3 IN 1 2...

Page 55: ...c or Auto IP Auto IP will generate an IP address based on unique hardware features such as MAC address Choose Static if you need to select the IP address to lie within a specific range for instance wh...

Page 56: ...S485 DESIG NED AND MANUFACTURED IN ENG LAND BY SERIES A E S A B A E S C D All vents on front and rear of unit m ust not be obstructed Tous les passages sur avant et arri re de l unit ne doivent pas tr...

Page 57: ...the Ethernet connection from your amplifier s into a wireless router and you are good to go Main remote configuration of a single amplifier or a network of amplifiers is performed through AudioCore w...

Page 58: ...still available Similarly gain may be just trimmable on some outputs but fully locked or fully unlocked on others Preset locking can differ in individual presets and XTA cannot defeat this system as...

Page 59: ...the case of directly editable parameters where appropriate the choice will include Control or Display as well as No Lock Control means the parameter value remains viewable but cannot be adjusted and...

Page 60: ...s will mirror the analogue inputs and so initially act just like link outputs again with no EQ or limiting in place Entering Start up Control Codes Turn the amplifier on with the BACK and ENTER keys h...

Page 61: ...is no master unlock code for all amplifiers the code is generated based on an algorithm using amplifier internal settings for greater security Turn the amplifier on with the BACK and ENTER keys held T...

Page 62: ...d cloth do not use any solvents as they will damage the paint finish and could remove printing If you have any doubts about carrying out maintenance please refer to a service engineer or contact your...

Page 63: ...0 x 600 250 x 610 x 600 Weight kgs Amplifier 11 0 12 5 Boxed shipping 13 0 14 5 Additional Specifications Parameter Units DPA 80 DPA 100 Input Impedance Active Balanced Ohms 20k 20k Input CMRR dB 60 6...

Page 64: ...12 0 25 1 400 442 514 687 Power Consumption and Thermal Emissions DPA 100 Mains V Load R Current Draw A Thermal Emissions W No Sig l Light Average Heavy No Sig l Light Average Heavy 240 8 2 1 3 2 5 1...

Page 65: ...um taps available 4000 Crossover Filters per output Bessel Butterworth 6 12 18 24 48dB per octave and Linkwitz Riley 12 24 48dB per octave Dynamic EQ 3 bands per input Parametric behaviour 19 7Hz 32kH...

Page 66: ...l In particular as with all limiters using too fast an attack or release time for the type of signal in the pass band will result in excessive low frequency distortion There is provision within the re...

Page 67: ...rform Having no access to dynamics processors he has had to resort to manually riding the faders in an attempt to keep control of the levels Should the level of one of the channels on his desk reach a...

Page 68: ...e delays the sidechain signal resulting in a zero overshoot limiter which is able to catch all peaks and provide a reliable absolute maximum setting for the output of any channel The pre delayed sidec...

Page 69: ...hold is set to be a minimum of 2dB above the threshold of the program limiter setting the threshold to 10dB above means that no more than 10dB of overshoot above the threshold of the program limiter w...

Page 70: ...maximum continuous power that the system will handle and often appears very conservative In reality as music program is far from continuous in nature the peak power of the system is much higher up to...

Page 71: ...8 76 113 152 26 30 60 89 120 25 24 48 71 96 24 19 38 56 76 23 15 30 44 60 22 12 24 36 48 21 10 20 30 40 20 7 50 15 22 30 First check the RMS power rating of the speaker system and its impedance Look u...

Page 72: ...setting of the limiter thresholds for the system First check the RMS power rating of the speaker system and its impedance Look up this value in the table above using the closest value below the rated...

Page 73: ...wer is quoted then it normally is paired with the Program rating and so the calculation of the threshold for the peak limiter is still valid Setting Appropriate Attack and Release Times As stated earl...

Page 74: ...for the peak limiters as attack time is always set to zero overshoot and so cannot be changed The release time may be set to slow medium or fast we recommend using the automatic setting which is selec...

Page 75: ...et up Updates can be performed through an Ethernet US or RS485 connection Choose the correct port on the amplifier and configure it accordingly though the Interface Sub menu See page 50 for more info...

Page 76: ...n if using USB or RS485 or Connect IP if using an Ethernet connection We recommend you choose either a USB or wired Ethernet connection After a few seconds the unit should be located and its status an...

Page 77: ...detailing progress will accompany the bar on the loader app Upon completion the app will close and your amplifier will restart that s it What If It All Goes Wrong Don t panic Your amplifier can be rec...

Page 78: ...Replace the top cover temporarily reapply mains power and switch on Once booted check the interface is set as required and perform a program update again using the Flash Loader application The displa...

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