DSP4YOU PWR-DSP1, User Manual

Page 1: ...PWR DSP1 User Manual Page 1 of 23 Copyrights DSP4YOU ltd PWR DSP1 DSP processed Plate Amplifier User Manual Version 1 0 Revision Description Date V1 0 User manual Initial version 01 08 2011 ...

Page 2: ...munity and flexible routing are some of the many obvious advantages of AVB With our live amplifier health monitoring load temperature clip live changes of the DSP settings and ZeroConf support the PWR DSP1 is a true Plug Play device easily configured over Ethernet or Wifi networks A setup summarized by three words Plug discover control SYSTEM DIAGRAM Features Ultra high power module Latest AVB DSP...

Page 3: ...ation 10 3 3 Connectivity 11 3 3 1 Network 11 3 3 2 Analog audio connectivity 11 3 4 Step by Step guide 12 3 5 AVB Streamer Tools setup guide 12 4 System Configuration 13 4 1 User interface overview 13 4 2 PWR DSP1 configuration 13 4 2 1 Device Tree 13 4 2 2 Device info Tab 14 4 2 3 Audio settings Tab 15 4 2 4 Audio Video Bridging AVB stream configuration 18 4 2 5 System Settings Tab 20 5 Technica...

Page 4: ...pply and refer to your dealer distributor or other authorized repair workshop Servicing is required when 1 The power supply cord or plug has been damaged 2 Liquid has been spilled or objects have fallen into the amplifier 3 The amplifier has been exposed to rain or moisture 4 The amplifier has been dropped or suffered damage in any other way 5 The amplifier exhibits a distinct change from its norm...

Page 5: ...s when making the connections Sound Volume Reduce the volume to minimum before you turn on the amplifier to prevent sudden high levels of noise which may cause hearing or speaker damage Output connectors WARNING Output connector marked with the lightning flashes indicate high voltages that are potentially life threatening Wiring to these terminals requires installation by an instructed person and ...

Page 6: ...e is using the XLR input o LED OFF to indicate when module is using the AVB input This source selection can also be controlled from the user interface of the software 4 NETWORK CONNECTOR on Neutrik Ethercon connectors For Control and Ethernet audio streaming AVB 5 MASTER VOLUME control on rotary potentiometer 6 LED INDICATION for status indication o Power ON to indicate when module is powered ON o...

Page 7: ...ntion The powerCON is a connector without breaking capacity i e the powerCON should not be connected or disconnected under load or live For more information please consult the Neutrik website Product page Product specifications Assembly instructions 2 3 Rear panel description The amplifier outputs are provided on 3 x MOLEX connectors 6 3mm pitch as shown on picture below Female connectors are flus...

Page 8: ...ng DSP The PWR DSP1 amplifier is a plate amplifier with embedded Digital Signal Processing DSP controlled remotely over Ethernet networks Real time live changes of the settings are saved automatically inside the flash memory of the PWR DSP1 The load save feature also allows users to reload an existing configuration among multiple units The audio signal processing signal flow diagram is shown below...

Page 9: ...t transmitting audio to the network Source o Listener AVB endpoint receiving audio from the network Sink Destination o Talker Listener AVB endpoint that is both transmitting and receiving All AVB endpoints used on Dana series are by default Talker Listener devices o Precision Time Protocol PTP Allows devices on the network to get a notion of global time in the effort to synchronize with each other...

Page 10: ... plate amplifier module intended to be installed at the back of a custom loudspeaker enclosure See the mechanical drawing at the end of this document for more information 3 2 1 Mechanical installation of PWR DSP1 Mechanical dimensions of the PWR DSP1 and required opening are available here CAD drawings are also available on request We recommend the use of either 12 x M4 or 12 x wood screws to insu...

Page 11: ...he advanced features of AVB such as the Stream Reservation Protocol SRP Such AVB bridge will have the capability to shape the traffic of the network such that any AVB traffic has higher priority Since AVB bridges are not readily available the current configuration allows use of the PWR DSP1 over a standard 100 Gigabit network switches without any issue To insure audio streaming without audio dropo...

Page 12: ...s 7 Microsoft NET framework v3 5 Latest version of Adobe Flash web plug in from Adobe com website http get adobe com flashplayer Latest version of the Adobe Air environment from Adobe Website http get adobe com air Hardware PC with 1GHz or higher processor clock speed recommended Intel Pentium Celeron family or AMD K6 AMD Athlon AMD Duron family or compatible processor recommended 256 megabytes MB...

Page 13: ...gs of the selected PWR DSP1 device including the model number firmware version IP settings Audio settings Digital Signal Processing section of the interface Provides control to the basic gain control and advanced DSP algorithms running on the on board Digital Signal Processor System settings Allows loading saving and restore to default of a configuration 4 2 PWR DSP1 configuration 4 2 1 Device Tre...

Page 14: ...ft The device info page will automatically load the settings for this device See below an example Information such as device name IP Mac Address firmware version and sampling rate are available to the user 4 2 2 1 Rename device By default AVB endpoints will carry the name of the MAC Address of the network interface The default name can however be modified to a more meaningful hostname To change th...

Page 15: ...me live information Clipping indicators when the amplifier output peak voltage current exceeds the specified values Recorded temperature of the amplifier in degree celsius Master volume Potentiometer at back of unit position in Temperature reduction protects the amplifier during over temperature conditions See page 8 for more information on limits Two potential configurations o Thermal reduction O...

Page 16: ... following dialog box is displayed The lock Ratio feature allows all input faders to be ganged together and act as one A useful feature as a Master volume control of the device 4 2 3 5 Parametric Equalizer PEQ control Up to 6 bands of PEQ on each input output section is available For each band the typical PEQ settings go as follow o Frequency Freq Using the slider or text box enter the center freq...

Page 17: ...enter of the signal path is a 3x3 matrix switcher allowing to route the signal as required 4 2 3 7 Bandpass filter At the output of the matrix mixer a bandpass filter made up of 1 x Low pass filter and 1 x high pass filter provides all the flexibility required for multi way speaker processing applications Band selection by radio button Select from Peak High Shelf Low Shelf filters Select from Peak...

Page 18: ... DSP1 enabled with the AVB option Contact DSP4YOU if you did not purchase the AVB option and would like to enable it While the PWR DSP1 AVB configuration requires limited setup the following section will only highlight steps involved in building deleting an AVB stream Please refer to the AVB primer for the basic terminology used through out this section 4 2 4 1 Build a Stream Click on the Configur...

Page 19: ... the talker and listener selected the next step in building a stream is to select the source channels from the talker channel section You can select one or multiple audio channels press the CTRL key from the Talker list Simply drag drop them to the Listener channel list as shown below Although the user interface will automatically pack up the talker channel in consecutive order on the listener sid...

Page 20: ...stname To delete a stream simply drag from the Taker stream list the particular stream into the garbage bin To configure a new stream with a new device simply drag the Talker Listener into the garbage bin 4 2 5 System Settings Tab 4 2 5 1 Restore to default Warning Clicking on this icon will reset the DSP and AVB Stream configuration back to default To delete a stream simply drag the stream into t...

Page 21: ...n Once a configuration defined you can save the DSP parameters to a single xml file If your Windows OS is not configured to show file extensions make sure to add a xml to the file name as shown below 4 2 5 3 Load configuration The loading of configuration will load all DSP parameters ...

Page 22: ...HD typical 0 05 20 Hz 20 kHz 8 Ω load 3 dB below rated power Frequency response 20Hz 20kHz 0 15dB 8 Ω load 1 dB below rated power Damping factor 1000 8 Ω load 1 kHz and below Audio source selection Selectable by software hardware between analog source and network source AVB option Protection circuits Input limiter short circuit protection DC protection of output under over voltage protection intel...

Page 23: ... of a unit failure here are the steps to be followed Contact our technical staff using the contact us form and clearly describe the symptoms Before returning any goods back to our Hong Kong office products first need to receive a return authorization RA number Doing otherwise DSP4YOU Ltd deserves the right to not process your return Once the RA issued customers are required to ship goods back to u...