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DNA 5k4c

Four Channel Power Amplifier

User Guide version 1

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Содержание DNA 5k4c

Страница 1: ...Page 1 of 31 DNA 5k4c Four Channel Power Amplifier User Guide version 1 ...

Страница 2: ... apparatus has been damaged in any way such as the power supply cord or plug is damaged liquid has been spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped Regulatory Compliance This product complies with both the EMC Directive 89 336 EEC and the Low Voltage Directive 73 23 EEC as issued by the Commissio...

Страница 3: ...nnectors 15 Audio Output Connectors 15 Communications Port Connections 16 Mechanical Installation 7 AC Power Connection 9 Audio Connections 10 Using unbalanced connections 11 Amplifier output connections 11 100V line operation 12 PodWare Amplifier Control Panel 17 Amplifier Channels 18 User Controls 18 Monitoring Section MonIcon 18 User DSP 19 Main Control Panel 20 Hidden Controls 21 Saving Recall...

Страница 4: ...Page 4 of 31 EQ and Filter Response Graphs 26 Signal Processing Block Diagram 29 Technical Specifications 30 ...

Страница 5: ... carefully engineered for world class performance and reliability If you would like further information about this or any other Danley Sound Labs product please contact us We look forward to helping you in the near future Unpacking the DNA5K4 series amplifier After unpacking the unit please check carefully for damage If damage is found please notify the carrier concerned at once You the consignee ...

Страница 6: ...B or network controlled 24 bit 96kHz DSP processing platform as standard Key features One or two dual amplifier sections two or four channels Each section is completely independent with discrete PSU amplifier and DSP Fully featured PC control and telemetry of single devices or networks as standard Danley Sound Labs class leading Class D amplifier stages Minimal signal path and refined DSP algorith...

Страница 7: ...a standard 19 rack enclosure Where the amplifier is used in a fixed installation it is possible to use only the front panel 19 rack mounting holes to mount it in a standard rack enclosure If the amplifier is mounted in a mobile rack it is recommended that the rear rack mounting kit is fitted so ...

Страница 8: ...e back of the unit to the front It is important the neither the air intakes at the rear of the unit or the exhaust vents at the front are covered The amplifier should never be exposed to rain or moisture during operation or storage If the unit does come into contact with moisture remove the AC power cord immediately and leave it in a dry and warm location to dry out Note that when any equipment is...

Страница 9: ...ed with a Neutrik PowerConTM type locking AC power connector Use only an AC power cord with a correctly terminated PowerConTM type connector to make the connection to the mains power supply The DNA5K4 amplifiers are designed to operate on 50 60 Hz AC power The power supply sections automatically configure themselves for either 115V or 230V nominal voltage at turn on The amplifiers will operate ove...

Страница 10: ... should be made to pin 2 of the XLR connector The COLD or out of phase connection should be made to pin 3 of the XLR connector Pin 1 of the XLR connectors is internally connected to the chassis The screen of the input cable should always be connected to one of these points to ensure that EMC performance and regulations are met The cable shield ground should also be connected to the source device w...

Страница 11: ... Shield Input XLR unbalanced connection In bridged mode output channel 1 signal chain provides the signal for the 1 2 pair of amplifier channels output channel 3 signal chain provides the signal for the 3 4 pair Amplifier output connections The DNA5K4 amplifier is fitted with one SpeakonTM connector per amplifier channel The appropriate conductor terminations are shown below and on the rear panel ...

Страница 12: ...1 250 x2 50V If each channel is not loaded to full capacity of 1 250W typically a 70V 100V application will not load it this heavily then the voltage will be higher than this because the power rails will not be sagging so much approximately 60V Dependent on which voltage you use a single channel will drive a 70V line to within either 3dB or 1 3dB of maximum and it will drive a 100V line to within ...

Страница 13: ...witch is associated with a POWER indicator This green indicator is lit when power is applied and the power switch is in the ON position Bridged Mode indicator It is possible to use the dual channel power modules in Bridged Mode This is enabled using the PodWare PC control application Further details on Bridge Mode can be found in the PodWare control section of this user mode Control Software Onlin...

Страница 14: ...e lit when these DSP settings are in use User DSP Setting Defeat button This button allows the user to bypass the user DSP settings its status is shown by the User DSP indicator Input Signal Indicators A set of three pairs of indicators show signal present 6dB below limit and limit for each channel The signal present indicators operate at approximately 50 dB below maximum output giving a useful in...

Страница 15: ...ut re configuration Audio Input Connectors All audio connections are fully balanced and wired pin 1 ground pin 2 hot pin 3 cold The two inputs have pin 1 connected directly to the chassis and feed the signal processing chains If an unbalanced source is used a connection should be made between the pin 3 cold signal and the ground connection of the unbalanced source Audio Output Connectors Each ampl...

Страница 16: ...d from http www danleysoundlabs com Once the USB driver utility has been installed you can then plug in your USB lead from your computer With operating systems such as Vista or Windows7 you should not need to intervene in any way With other operating systems such as XP you will need to go through the USB driver installation process which will initiate when you plug your USB cable in This generally...

Страница 17: ...hese to Ethernet equipment PodWare Amplifier Control Panel The DNA5K4 amplifier is shipped with standard settings in the Digital Signal Processor DSP so it will function in the same way as any standard amplifier without on board processing However each two channel amplifier section contains a fully featured DSP which can be configured to process the audio signals as required for a given applicatio...

Страница 18: ...ay be changed either by you or by the amplifier vendor see the Hidden Controls section for more details For example one input may be used to feed two outputs User Controls The control panel for the DSP amplifier allows the parameters to be viewed and adjusted The panel may have one of two different formats A monitoring panel the MonIcon where the status of the amplifier may be viewed or a full con...

Страница 19: ...lifier is in Factory voice In the Factory voice you cannot change any of the settings they are fixed by your vendor and thus are a safe fallback if something goes wrong with your settings Only when the indicator is on will changes you make in PodWare be heard Note however that if you make adjustments on the PodWare control panel when the amplifier is set to Factory voice the settings are changed a...

Страница 20: ...he latter controls allow the responsiveness of the filters to be adjusted either as Octaves or Q depending on the setting of Preferences Show Bandwidth As There is also a Low shelf and a High shelf filter each with Frequency Slope and Gain controls A Frequency Response curve shows the shape of each filter individually by colour and the combined effect of all equalization in white The Properties Op...

Страница 21: ...s You can change the view to the MonIcon panel by clicking the button Hidden Controls The loudspeaker vendor may have hidden some of the controls on the panel in order to maintain proper protection of the connected loudspeakers Such hidden controls will appear grey and cannot be adjusted Saving Recalling Data Device Data may be saved to disk or opened from disk PodWare Device SEttings files with f...

Страница 22: ... you to edit these For further information on loading factory settings please refer to the PodWare application main help Tool Bar The toolbar provides the following one click functions Open Opens a file which contains parameters for the device A dialogue will appear inviting you to choose a file to open Save Saves the current settings A dialogue will appear inviting you to enter a file name If the...

Страница 23: ...g such as crossover filtering driver equalization and power limiting for the loudspeaker to give you a solution which operates well in most circumstances without the need for further user adjustment apart from gain The user may however apply further processing to optimize the amplifier for a given application The following user processing is available High pass Low pass filtering with frequency va...

Страница 24: ...ht Parametric equalisation filters may each be used to emphasize by applying a positive Gain parameter setting or de emphasizing by applying a negative Gain parameter setting a range of frequencies centered on the setting of the Frequency parameter and encompassing a frequency range determined by the Bandwidth parameter setting The two shelving filters allow all frequencies below that of the frequ...

Страница 25: ...ier reducing the level to a sufficient degree and for a sufficient time that the amplifier is able to recover gracefully without any user interaction When the fault condition has passed the amplifier will recover automatically More serious faults may cause the amplifier to mute while it recovers after which it will automatically re energize again without user interaction If such a fault is found t...

Страница 26: ...sover filters available within the DNA5K4 These are all shown at a crossover frequency of 1kHz 100 1 10 3 1 10 4 36 30 24 18 12 6 0 6 6dB Oct 12dB Oct 18dB Oct 24dB Oct 48dB Oct Butterworth Frequency Hz Magnitude dB 100 1 10 3 1 10 4 36 30 24 18 12 6 0 6 12dB Oct 24dB Oct 48dB Oct Linkwitz Riley Frequency Hz Magnitude dB ...

Страница 27: ...Page 27 of 31 100 1 10 3 1 10 4 36 30 24 18 12 6 0 6 12dB Oct 24dB Oct Bessel Frequency Hz Magnitude dB 100 1 10 3 1 10 4 36 30 24 18 12 6 0 6 4th Order 8th Order Hardman Frequency Hz Magnitude dB ...

Страница 28: ...lization filters available within the DNA5K4 These are all shown at a c frequency of 1kHz 100 1 10 3 1 10 4 15 10 5 0 5 10 15 Low shelf varying Gain High shelf varying Slope Shelving EQ Frequency Hz Magnitude dB 100 1 10 3 1 10 4 15 10 5 0 5 10 15 Varying Gain Varying Bandwidth Parametric EQ Frequency Hz Magnitude dB ...

Страница 29: ...Page 29 of 31 Signal Processing Block Diagram Please note that each DNA5K4 contains two of these processing blocks one for each pair of channels ...

Страница 30: ...TORS CONTROLS Indicators Per channel Sig Limit 6dB Limit Indicators Per channel pair Power Protect Bridge Network User DSP active Front panel controls Per channel pair User DSP Defeat can be disabled with PodWare Power switch Rear panel Per channel pair Contact closure inputs and Shutdown input Aux Monitoring facilities Input signal level Output signal level Output current level Temperature Limite...

Страница 31: ...360mm behind rack 1 4 35mm forward of rack Weight 20 pounds 9 Kgs Operating temperature range 0 to 40 C Relative humidity range 0 to 80 non condensing CONNECTIONS Mains per DNA5K44 Neutrik Powercon Audio input per channel 3 pin female XLR Audio link per channel 3 pin male XLR Output per channel Neutrik NL4 Speakon USB Type B peripheral type Network input link 2x RJ45 socket Auxiliary input link 2x...

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