Nova HDC 84 User Manual Download Page 9 | Manualshive

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Thanks and Unpacking

Thank you for choosing a NOVA HDC48 advanced system controller for your application. Please
spare a little time to study the contents of this manual, so that you obtain the best possible
performance from this unit.

All NOVA products are carefully engineered for world-class performance and reliability.

If you would like further information about this or any other NOVA product, please contact us. We
look forward to helping you in the near future.

Unpacking the NOVA HDC48 series controller

After unpacking the unit please check carefully for damage. If damage is found, please notify the
carrier concerned at once. You, the consignee, must instigate any claim. Please retain all packaging
in case of future re-shipment.

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Summary of Contents for HDC 84

Page 1: ......

Page 2: ...NS 10 The User Guide 11 Introduction and Key Features 12 Introduction 12 Key Features 12 Audio Connections 14 Input Connections 14 Output Connections 14 Using unbalanced connections 15 Panel Layouts 1...

Page 3: ...5 Delay 25 High and Low pass Filters 26 LIR Crossover Filtering 26 Parametric Equalisation and All Pass Filters 26 Limiters 27 Amplifier Gain 28 Routing 28 AES3 28 Utility Pages 28 Screen Contrast 28...

Page 4: ...33 Processing Latencies 33 Secure Mode 34 Overlay Flush 34 Revert to Factory Settings 34 Processing Block Diagram 35 Input Menu Map Utility Menu Map 36 Output Menu Map 37 EQ and Filter Response Graphs...

Page 5: ...t into your outlet consult an electrician for replacement of the obsolete outlet 10 Protect the power cord from being walked on or pinched particularly at plugs convenience receptacles and the point w...

Page 6: ...been isolated AVERTISSEMENT DE SECURITE Pour d connecter l appareil de l alimentation principale de fa on permanente d branchez le connecteur du c ble fourni l arri re de l appareil AVERTISSEMENT DE...

Page 7: ...ewerbering 42 94060 Pocking Germany declare under our sole responsibility that devices in the HDC range of products comply with Part 15 of the FCC Rules Operation is subject to the following two condi...

Page 8: ...experienced radio TV technician for help FCC Caution Any changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate this equipme...

Page 9: ...engineered for world class performance and reliability If you would like further information about this or any other NOVA product please contact us We look forward to helping you in the near future U...

Page 10: ...m length 7 5 meters rated SJ SJT or SJE 10A minimum and be marked VW 1 2 Wiring to this product must only be made by suitably qualified personnel and must comply with all local requirements 3 Do not i...

Page 11: ...how to drive the front panel A detailed explanation of the front and rear panel controls and indicators is contained in the next section The final section describes each individual function or featur...

Page 12: ...ol for passive 2 way enclosures Unique LIR linear phase crossover shapes giving FIR like performance without the drawbacks Linear phase HF system EQ profiling which provides perfect integration betwee...

Page 13: ...on the display An input overlay mute is indicated on the mute clip indicator for that channel flashing Note that overlay parameters cannot be adjusted on the HDC device itself these can only be contr...

Page 14: ...performance and regulations are met 2 1 3 Pin 2 HOT Pin 3 COLD Pin 1 Shield Input XLR balanced connection Output Connections For each output channel there is a male XLR input connector Even channel nu...

Page 15: ...ade between pin 1 and pin 3 2 1 3 HOT Shield Input XLR unbalanced connection An unbalanced input may be driven by connecting pin 3 cold signal to the ground connection of the unbalanced destination in...

Page 16: ...will change the percentage this can also optimise the viewing angle In most pages the currently selected channel and parameter information is displayed on the upper part of the screen and the paramete...

Page 17: ...vendor Power Inlet The Linea Research HDC48 unit should be connected to a suitable mains electricity supply using an earthed IEC C14 connection power lead The processor has a switch mode power supply...

Page 18: ...ber of output channels associated with one another by routing The size of the Drive module is determined by the number of outputs in it The device may contain up to four Modules DSP Input A Output 1 O...

Page 19: ...t 5 component number Output 6 component number Output 7 component number Output 8 component number Drive Modules The HDC48 uses Drive Modules to represent loudspeaker sub systems Drive modules result...

Page 20: ...e cannot be saved in a Module Preset Note DSP inputs are not the same as physical inputs The HDC48 has four audio inputs and four DSP inputs This is a matrix mixing system where any physical inputs be...

Page 21: ...apidly will cause the action to accelerate so the value changes more rapidly Note that the presence of an active overlay on one of these parameters is indicated by being appended to the displayed para...

Page 22: ...t on the device Component Names cannot be edited To change Component names the Module Preset must be saved in the System Engineer application Recalling Module Presets To recall a Drive Module preset p...

Page 23: ...the Input Route AES3 Gain parameter For example to achieve 0dBFS 18dBu set the digital trim to 2dB To achieve 0dBFS 24dBu set the digital trim to 4dB This device will automatically select the correct...

Page 24: ...adjustment becomes progressively coarser as the value increases The presence of an active Group Overlay parameter is indicated by the symbol See Overlays High Pass Filter System high pass filtering i...

Page 25: ...riven from any one input or from pairs of inputs 1 2 3 4 1 3 1 4 2 3 or 2 4 Summed inputs have 6dB of attenuation so that a sum of largely similar programme material remains at the correct calibrated...

Page 26: ...ion to keep the polar response rock steady Note that very narrow bandwidths are not possible with this crossover type If the Low Pass frequency is too close to the High Pass frequency then the filter...

Page 27: ...e seen in System Engineer This Limiter introduces some delay In non VX mode this delay will depend on the lowest high pass frequency used in the crossover filters in a given Drive Module In VX mode th...

Page 28: ...below a certain frequency In most application this would be left set to its default value of 5Hz Amplifier Gain Expressed in dB this is the gain of the amplifier which the output of the HDC48 is feedi...

Page 29: ...TILITY menu allows a Snapshot of the device to be stored Also see Snapshots Recall Snapshot This page of the UTILITY menu allows a Snapshot to be recalled Also see Snapshots and Aux Port Bandwidth Uni...

Page 30: ...ys switch on any DHCP server before connecting either the computer or HDC to the network If not using a DHCP server check that the Current IP address in the device is compatible with the IP address of...

Page 31: ...ur Snapshots 1 2 3 4 may be selected by applying a static connection pattern to the Aux port terminals 3 Mute State One of the three Snapshots 1 2 3 may be selected by applying a static connection pat...

Page 32: ...under these conditions the snapshot menu items are not accessible and the Home screen will show the Snapshot number as a reminder Also see Snapshots...

Page 33: ...y figure is calculated using the crossover High pass frequency in kHz This latency figure is calculated using the Vx Split frequency in kHz Important tip The processing latency is constant at 1 53ms u...

Page 34: ...ure mode the indicators still operate normally To activate secure mode press and hold the utility button for 5 seconds To deactivate press and hold the utility button for 5 seconds When in secure mode...

Page 35: ...Processing Block Diagram...

Page 36: ...CH D FIR FIR FIR FIR EQ6 EQ6 EQ6 EQ6 EQ5 EQ5 EQ5 EQ5 EQ4 EQ4 EQ4 EQ4 EQ3 EQ3 EQ3 EQ3 EQ 2 EQ 2 EQ 2 EQ 2 EQ 1 EQ 1 EQ 1 EQ 1 EQb EQb EQb EQb EQa EQa EQa EQa HPF HPF HPF HPF DEL DEL DEL DEL GAIN GAIN G...

Page 37: ...3 EQ 2 EQ 2 EQ 2 EQ 2 EQ 1 EQ 1 EQ 1 EQ 1 EQ EQ EQ EQ LPF LPF LPF LPF HPF HPF HPF HPF DEL DEL DEL DEL GAIN GAIN GAIN OUT GAIN RECL RECL RECL RECL ROUT ROUT ROUT ROUT LIM LIM LIM LIM TMAX TMAX TMAX TMA...

Page 38: ...EQ and Filter Response Graphs...

Page 39: ......

Page 40: ...100 1 10 3 1 10 4 360 300 240 180 120 60 0 Bandwidths 0 1 to 5 Octaves All Pass Filter Frequency Hz Phase deg rees...

Page 41: ...y Response 10Hz 40kHz Input Dynamic range 120dBa Typ Output Dynamic range 118dBa Typ THD 20Hz 20kHz 0 008 Typ Mains required 85 230VAC 50 60Hz Mains power 30W Connectors Audio input 3 pin female XLR A...

Page 42: ...Options There is internal provision for digital audio network option cards to be factory fitted Currently NOVA support Dante from Audinate...

Page 43: ......

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