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HMD8 DSP/

USER’S MANUAL

6.4.13

WORK NOTES

The Work Notes panel allows you to capture a snapshot of the whole current configuration. This function makes a 

copy of the current configuration to the clipboard.
The images below show the Work Notes panel both when it is empty and when it contains snapshots.

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Remark:

 there is no limit to the number of snapshots that can be captured.

Remark:

 if you want to save a configuration contained in a snapshot, you must first reload the configuration by 

    clicking on the snapshot load button and then use the SAVE AS command located in the top command bar.

  Camera button: 

allows you to take a snapshot of the current configuration.

  Snapshot load button: 

allows you to reload the configuration of that snapshot. Each button shows the snapshot

  capture time as identification.

  Snapshot delete button: 

allows you to permanently delete a snapshot.

 Help: 

to open the user guide.

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WARNING:

 

snapshots are volatile and are not saved on the computer: they are only work notes! 

   

When the software is closed, all snapshots are lost.

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Summary of Contents for HERTZ HMD8 DSP

Page 1: ...USER S MANUAL HMD8 DSP hertzaudiovideo com rev 1 2...

Page 2: ...NPUT SIGNALS 12 5 5 OUTPUT SIGNALS 13 5 6 PC CONNECTION 14 6 CONFIGURATION SOFTWARE 15 6 1 LINK TO DEVICE 15 6 2 SAVE AND LOAD THE CONFIGURATION 16 6 3 SETTINGS 16 6 4 AUDIO SETUP 17 6 4 1 GENERAL GUI...

Page 3: ...ring loss This and all other high power amplifiers are capable of producing very high sound pressure levels when connected to a speaker system Please limit your continuous exposure to high volume leve...

Page 4: ...s SWITCH for memory selection HMD8 DSP amplifier CD ROM containing HMD8 DSP Software This owner s manual pdf Audio Test Tracks Multipolar cable Hi level Input Multipolar cable Input Pre IN Multipolar...

Page 5: ...taking care to route it in such a way that it will not be damaged and will not interfere with vessel operation 3 Connect power wire to the positive battery post 4 Connect negative power wire to the ne...

Page 6: ...takeastrippedcableupto15mm 0 6 with a maximum section of 8 AWG 3 2mm 0 12 For better power transfer we recommend using cables with the largest possible section and with the same section as the cable c...

Page 7: ...llows the memory selection This control is active bringing the terminal to 12 V or 24 V according to power supply voltage More details on Memory selection switch see section 5 CONTROL 2 it allows the...

Page 8: ...channels using the multipolar connector supplied The signal to be applied must have a value ranging between 2 2 and 22 Vrms Such input channels can be then customized using the configuration software...

Page 9: ...ircuits and connections to the speakers The logo on the HMD8 DSP top cover will change its status in case of any possible product malfunctions A WHITE logo means HMD8 DSP is on Flashing RED WHITE logo...

Page 10: ...to turn HMD8 DSP on and off MEMORY SELECTION SWITCH Memory 3 Memory 1 Memory 2 TOP WIEW BOTTOM WIEW 3 6 2 5 1 4 7 8 1 CTRL2 3 CTRL1 2 HMD8 DSP 0 1 2 3 4 5 6 7 USB PRESETS OPTICAL IN SUB OUT CTRL SPEAK...

Page 11: ...Remark with the memory selection switch at least one memory is always selected CONTROL CONNECTION CABLE REM IN Blue REM OUT Blue Black Brown CTRL 2 Pink CTRL 1 FRONT VIEW CONNECTOR Memory 3 Memory 1...

Page 12: ...PTICAL input WARNING the digital input accepts up to 192 kHz 24 bit stereo PCM signals So DOLBY DIGITAL AC3 multi channel signals coming from audio video sources such as the audio of a film in DVD or...

Page 13: ...sound system This output corresponds to OUT 9 PC Software graphic interface CH 1 CH 8 AMPLIFIED OUTPUT CHANNELS CONFIGURATION HMD8 DSP 0 1 2 3 4 5 6 7 USB PRESETS OPTICAL IN SUB OUT CTRL SPEAKER IN P...

Page 14: ...14 HMD8 DSP USER S MANUAL 1 HMD8 DSP connection with PC HMD8 DSP USB cable provided 5 5 6 PC CONNECTION...

Page 15: ...s of virtual devices that fully reflect the respective real counterparts When you start the software an initial screen appears listing all the devices you can connect to it You can see an example in t...

Page 16: ...ettings panel of the configuration software HELP to open the user guide INFO access the panel containing information about the software 6 2 SAVE AND LOAD THE CONFIGURATION 6 3 SETTINGS 1 1 2 2 1 2 3 4...

Page 17: ...ation it is advisable to follow a precise logical order a thorough understanding of all the phases necessary for the construction of the system is essential to avoid errors or in the worst case damage...

Page 18: ...stage that is a compensation of all those factors internal and external to the system that ensures a correct sound reproduction The ultimate goal is to achieve a balanced setup in which all the compo...

Page 19: ...cting the copy destination checkbox and confirming the following fields will be copied for all the output channels from the current source to the checked one crossover equalizer delay both the delay i...

Page 20: ...channel can be renamed disabled enabled The image below shows one of the input settings panels for the MASTER source ANALOG INPUT CHANNELS The image below shows the inputs panel for the MASTER source...

Page 21: ...age below shows the inputs panel for the OPTICAL source The input channel can be renamed disabled enabled The image below shows one of the input settings panels for the OPTICAL source Remark for digit...

Page 22: ...you to link the selected channel to other channels belonging to the same zone The effect of this link is such that changes made to the volume crossover or equalizer of the selected channel are also r...

Page 23: ...the volume in the relative panel showed in the image below The next image shows the settings panel for the groups where you can rename them By moving the mouse over the button to select the group a to...

Page 24: ...e zone may contain more than one output channel The association of an output channel with a zone can be performed in the output channel see sec 6 4 4 settings panel The zone panel is showed in the ima...

Page 25: ...n disabled as the OUT 9 the corresponding column in the mixer will be empty if an output channel is set in bridge mode as the OUT 3 and OUT 5 the outline of the cluster will have two colors Remark by...

Page 26: ...s of the current selected output channel If the delay value entered goes beyond the limits of the DSP it will be set to the maximum value allowed Delay correction the delay can be manually fine tuned...

Page 27: ...ition Panel to access the Speaker Position Panel Help to open the user guide The mini map panel shows the positions of the speakers with respect to the center of the listening area while the distance...

Page 28: ...y distance even outside the red circle the disadvantage is that the delay calculation automatism may not be able to calculate delays based on distances Zoom out to reduce the image size Zoom fit autom...

Page 29: ...the automatic procedure based on the position of the speakers Remark after performing the automatic delay calculation it is possible to fine tune each single output channel through a correction in sam...

Page 30: ...phase of the output signal by 180 Copy panel opens the crossover copy panel Help to open the user guide 1 2 3 4 5 6 7 WARNING the parameters are linked to each other in the order shown above When a p...

Page 31: ...equencies is 20Hz and 20000 Hz respectively FREQUENCY The last option to select is the cut off frequency It is possible to set it by using the knobs or writing the frequency directly in the text box b...

Page 32: ...ss toggle button allows you to bypass or not the equalizer filters Reset button restore to default values all sections of current equalizer Copy panel open the equalizer copy panel Help to open the us...

Page 33: ...deactivated all its customizations are deactivated COPY PANEL The image on the side shows the copy panel for the equalizer it is possible to copy all the sections of the current equalizer to other ou...

Page 34: ...e renamed disabled enabled WARNING when a memory is disabled it is definitively unusable It is not possible to rename or customize it 6 4 11 1 MEMORY EQUALIZER Advanced memory settings include an equa...

Page 35: ...llows you to select the memory delta volume panel See Memory volume see sec 6 4 11 2 Delays panel allows you to select the memory delays panel See Memory delay see sec 6 4 11 3 Sound sensations band p...

Page 36: ...white dotted line By selecting the desired section it is possible to change the different parameters of this section The first parameter you can set is the type of section filter Remark not all sectio...

Page 37: ...this additional feature of the selected memory Delta volume level adjusts the delta volume related to the output channel level Reset button restore all sliders to 0 dB Help to open the user guide 1 2...

Page 38: ...the ability to enter the delay value in milliseconds for each output channel these delays replace those set in the delay panel or those calculated by the automatic delay calculation command according...

Page 39: ...esented in decibels dB 2 GRAPH SETTINGS The image below shows the graph settings panel to select what to observe on the graph The frequency response of the currently selected output channel identified...

Page 40: ...an overview of the functions available on the output channel settings panel in this reduced mode 1 5 4 2 3 Selection button the output channel is selected by clicking on its name The currently select...

Page 41: ...contained in a snapshot you must first reload the configuration by clicking on the snapshot load button and then use the SAVE AS command located in the top command bar Camera button allows you to take...

Page 42: ...configuration but also the details inherent to the functionalities it implements These functionalities are divided between Wizards see sec 6 5 1 and Features see sec 6 5 2 The software provides an add...

Page 43: ...Real time analysis allows you to observe the frequency spectrum of an audio signal on the graph It works in real time and needs a microphone connected to the PC to detect the audio signal WARNING the...

Page 44: ...ce of potential configuration problems This type of warning occurs when in the mixer one or more inputs of a source are not used or an output channel does not receive any signal contribution Info prov...

Page 45: ...he commands proceed as follows a Turn off HMD8 DSP by disconnecting the Remote IN or even disconnecting the power cable for a second b Save the setup to a file on the PC using the Save or Save As func...

Page 46: ...bile Digital IN 1 x Optical S PDIF Max 192 kHz 24 bit Sub Out RCA Pre Out 4 VRMS Max DIGITAL SIGNAL PROCESSOR HMD8 DSP 12 V 24 V Filter type Full Hi pass Low Pass Band Pass Filter mode and slope Butte...

Page 47: ...All specifications subject to change without notice PART OF ELETTROMEDIA 62018 Potenza Picena MC Italy T 39 0733 870 870 F 39 0733 870 880 www elettromedia it...

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