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DN9824

Signal

Flow

Diagram

Allp

ass

Parametric

EQ

Lo

/H

iPass

Parametric

EQ

Lo

/H

iPass

IN

B

INPUT

MASTER

EQs

MASTER

DELA

YB

INPUT

LEVEL

ADC

X-OVER

4

MASTER

DELA

Y

A+B

+

R

O

U

T

I

N

G

CHANNEL

EQs

POLARITY

LEVEL

COMP

/L

IMITER

OUTPUT

LEVEL

DAC

D

A

OUTPUT

OUT

4

OUT

3

OUT

2

OUT

1

Lo

/H

iShelving

7

Bands

LR

12,24

BS

12,18,24

BW

12,18,24

DL

Y

DL

Y

A

D

METER

FIL

TER

FIL

TER

X-OVER

PHASE

VOL.

LIMITER

METER

DL

Y

CHANNEL

DELA

Y

X-OVER

3

CHANNEL

EQs

POLARITY

LEVEL

COMP

/L

IMITER

OUTPUT

LEVEL

DAC

D

A

OUTPUT

FIL

TER

X-OVER

PHASE

VOL.

LIMITER

METER

DL

Y

CHANNEL

DELA

Y

X-OVER

1

CHANNEL

EQs

POLARITY

LEVEL

COMP

/L

IMITER

OUTPUT

LEVEL

DAC

D

A

OUTPUT

FIL

TER

X-OVER

PHASE

VOL.

LIMITER

METER

DL

Y

CHANNEL

DELA

Y

X-OVER

2

CHANNEL

EQs

POLARITY

LEVEL

COMP

/L

IMITER

OUTPUT

LEVEL

DAC

D

A

OUTPUT

FIL

TER

X-OVER

PHASE

VOL.

LIMITER

METER

DL

Y

CHANNEL

DELA

Y

IN

A

INPUT

MASTER

EQs

MASTER

DELA

YA

INPUT

LEVEL

ADC

DL

Y

A

D

METER

FIL

TER

Lo

/H

iShelving

6

Bands

23

Содержание DN9824

Страница 1: ...up Klark Teknik Building Walter Nash Road Kidderminster Worcestershire DY11 7HJ England Tel 44 0 1562 741515 Fax 44 0 1562 745371 Email pro_audio_group compuserve com Website www klarkteknik com OPERATORS MANUAL DN9824 ...

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Страница 3: ...to service to maintain compliance with the above directives Details of these special measures and limitations to use are available on request and are available in product manuals Klark Teknik Group UK PLC Walter Nash Road Kidderminster Worcestershire DY11 7HJ England Tel 44 0 1562 741515 Fax 44 0 1562 745371 Company Registration No 2414018 abc d abc SI GN AL P R OCESSI N G BY DEFINITI ON BETTER BY...

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Страница 5: ...end edited parameters RS 2332 to MIDI Description of function blocks and parameters Access to function blocks Master EQ1 7 Master delay Routing and output label Output channel EQ1 6 HiPass X Over LoPass X Over Channel delay Compressor Limiter Level DN9824 Technical specifications Edit mode Signal flow diagram Page 1 Page 2 Page 3 Page 4 Page 5 Page 7 Page 8 Page 9 Page 10 Page 11 Page 12 Page 14 P...

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Страница 7: ...onnel only To obtain maximum performance from this precision electronic product please study these instructions carefully Installation and operating the DN9824 is not complicated but the flexibility provided by its operating features merits familiarisation with its controls and connections This unit has been prepared to comply with the power supply requirements that exist in your location Cables E...

Страница 8: ...tion It has undergone stringent quality control inspection and tests prior to packing and left the factory in perfect condition If however the unit shows any signs of damage notify the transportation company without delay Only you the consignee may institute a claim against the carrier for damage during transportation If necessary contact your supplier or as a last resort your Klark Teknik importi...

Страница 9: ...z Riley Butterworth and Bessel type filters with switchable slopes slopes are dependant on filter type between 12 18 and 24dB oct Also available are 6dB octaveand12dB octavepeakingfilters Six additional EQ filters are included in each output channel Each can be set by the user to function as high pass or low pass high or low shelving parametric peak dip or all pass filters Each channel additionall...

Страница 10: ...or galvanic isolation the cable screen should not be connectedtotheground plainofthetransmittingdevice It is also possible to operate the appliance in unbalanced input output configuration In this configuration the cable s HOT conductor must be connected to pin 2 and the screen to pin 1 of the XLR connector To prevent a 6dB level attenuation the user must short circuit pins 1 and 3 of the XLR conn...

Страница 11: ...le in PLAYmode press the EDIT key the last modified parameter of the active program is displayed Using the SELECT or keys gives the user the facility to select highlight the next or previous parameter in the displayed function block The value of the highlighted parameter can bealteredby using therotaryPARAMETER encoder While in PLAY mode press ENTER then pressing the SELECT key will select the nex...

Страница 12: ...rol for large attenuation since this would reduce the dynamic range of the D A converters These rotary controls also provide push key functionality which in the EDIT mode allow the user to switchbetweenthesamefunctionblockindifferentoutputchannels These keys allow the user to mute the output signal of the corresponding output Pressing a key once switches the mute function ON and the key s red LED ...

Страница 13: ...computer s desktop providing that a standard MIDI interfacehas beeninstalledintheuser PC Notebook OUTconnectors Thesearetheelectronicallybalancedoutputs of theDN9824 The individual configuration of the output channels is displayed through the channel functionindicators on thefrontpanel NOTE Before powering the unit please ensure that power amplifiers and or loudspeaker systems arealwaysconnectedto...

Страница 14: ...s well as the Direct Out can be assigned to IN A IN B or to the summed monaural signal of the two input channels Mono 4 way The sub channel can be assigned to IN A IN B or to the summed monauralsignalof thetwo inputchannels Full range All outputs can be freely assigned to IN A IN B or to a summed monaural signalofthetwo inputchannels 3 4 NOTE If the new program is a different configuration to the ...

Страница 15: ...for the new memory location Use the rotary PARAMETER encoder to select the destination memorynumber When the destination memory number has been selected press SELECT to access and edit the first letter of the new title Rotate the rotary PARAMETER encoder to scroll throughASCII characters until the required character is displayed Press SELECT to move along to the next available space and SELECT to ...

Страница 16: ...hethresholdvalueis displayedindBu 0dBu 0 775V Thethresholdvalueis displayedinvolts The peak hold function is off the levels are displayed with a fast decay rateof approximately600dB s Thepeakholdfunctionis on for amoreconvenientlevelsetting With this setting levels are displayed with a longer decay rate of approximately60dB s i e withlowersignallevelsthemetersdrop moreslowly A four digit code whic...

Страница 17: ...nges the DN9824 is capable of transmitting parameters in real time via the serial port s At program change a complete parameter dump can be sent out The option menu allows the user to program whether data is being transmitted and if so which interfaceistobeused Options or This function provides the facility to pass data that is received at the RS 232 port directly onto the MIDI OUT port This effec...

Страница 18: ...hfunctionblockappearinthesecondandthirdlineof thedisplay The system function blocks are accessed using the rotary PARAMETER encoder in the following menu sequence INA MASTER EQ1 INA MASTER EQ2 INA MASTER EQ3 INA MASTER EQ4 INA MASTER EQ5 INA MASTER EQ6 INA MASTER EQ7 INA MASTER DELAY IN B MASTER EQ1 IN B MASTER EQ2 IN B MASTER EQ3 IN B MASTER EQ4 IN B MASTER EQ5 IN B MASTER EQ6 IN B MASTER EQ7 IN ...

Страница 19: ... OUT3 ROUTING OUT3 CHANNELEQ1 OUT3 CHANNELEQ2 OUT3 CHANNELEQ3 OUT3 CHANNELEQ4 OUT3 CHANNELEQ5 OUT3 CHANNELEQ6 OUT3 HIPASS XOVER OUT3 LOPASS XOVER OUT3 CHANNELDELAY OUT3 COMPRESSOR OUT3 LIMITER OUT3 LEVEL OUT4 ROUTING OUT4 CHANNELEQ1 OUT4 CHANNELEQ2 OUT4 CHANNELEQ3 OUT4 CHANNELEQ4 OUT4 CHANNELEQ5 OUT4 CHANNELEQ6 OUT4 HIPASS XOVER OUT4 LOPASS XOVER OUT4 CHANNELDELAY OUT4 COMPRESSOR OUT4 LIMITER OUT4...

Страница 20: ...e value of the parameter determines the quality or bandwidth of parametric EQs Higher Q values result in a narrow banded filter while smaller Q values result in an increased bandwidth The Q parameteralsodescribesthequalityand therefore thegraphof LOPASS HIPASS filters sets the degree of amplification or attenuation of the parametric EQ or the low shelving and high shelving equalizers The stepwidth...

Страница 21: ...nmental temperature allows the user to enter a value for the environmental temperature This parameter appears only when the selected display unit is distance The effect of the environmental temperature on the resulting delaytimeisautomaticallyincludedinthecalculation Any combination of input signals IN A IN B or IN A B can be routed to each of the outputs of the DN9824 sets thechannelfunctionindic...

Страница 22: ...ile smaller Q values result in an increased bandwidth The Q parameter also describes the quality and therefore the shape of the graph of the LOPASS HIPASS filters The Q parameter is also found in the 2 order ALLPASS filter It is used to set the phase response in the transition band lower Q settings result in flat phase response while higher Q settings produceasteeperphaseresponse sets the degree o...

Страница 23: ...lter shifts the phase by 180 and at the cutoff frequency by 90 Asecond order ALLPASS filter shifts phase by 360 and at the cutoff frequency by 180 Additionally a second order ALLPASS filter includes Q which determines the slope of the phase change at the cutoff frequency High Q givesasteeperslopethanlow Q Order 17 ...

Страница 24: ... Linkwitz Riley are available and the filter can be bypassed thru Thecorresponding Lo Pass x over filtershould besettothesamecharacteristics sets the Hi Pass x over filter s cutoff frequency The corresponding Lo Pass x over filter should besettothesamecutoff frequency sets thepolarityof thefilter Parameter Settings Value range Default Type Thru 6dB 12dB with Q 0 5 0 6 0 7 0 8 0 9 1 0 1 2 1 5 2 0 B...

Страница 25: ...orth Linkwitz Riley are available and the filter can be bypassed thru Thecorresponding Hi Pass x overfiltershould besettothesamecharacteristics sets the Lo Pass x over filter s cutoff frequency The corresponding Hi Pass filter should be set to thesamecutofffrequency setsthepolarityofthefilter 19 Parameter Settings Value range Default Type Thru 6dB 12dB with Q 0 5 0 6 0 7 0 8 0 9 1 0 1 2 1 5 2 0 Be...

Страница 26: ...t between time or distance display Distances are automatically converted into delay times plus the calculation additionally includes the influence of the environmental temperature allows the user to enter a value for the environmental temperature This parameter appears only when the selected display unit is distance The effect of the environmental temperature on the resulting delaytimeisautomatica...

Страница 27: ...on against the occurrence of clipping and overload conditions Themaximumleveloftheaudiosignalislimitedtothesetthresholdvalue Parameter Settings Value range Default Thrsh 9dBu to 21dBu 21dBu Rls 50 ms to999 ms 100 ms 0 27V to 8 7V 30dB to 0dB 21 Parameter Settings Value range Default Thrsh 9dBu to 21dBu 8 7V Rat 1 1 0 1 1 4 1 2 0 1 4 0 1 8 0 1 2 0 Attack 0 to 99 ms 5ms Rls 50 ms to999 ms 50 ms 0 27...

Страница 28: ...s of each output Depending on the characteristic of the frequency crossover filter inverting the polarity of a channel s signal may become necessary The following table provides the user with a list of filter types for which a channel s signal should beinvertedfor thecorresponding filterpair Bessel12dB Butterworth12dB Bessel18dB Bessel24dB Polarity Normal Inverted Normal Level Off 30dB to 6dB 0 0d...

Страница 29: ...ILTER X OVER PHASE VOL LIMITER METER DLY CHANNEL DELAY X OVER 3 CHANNEL EQs POLARITY LEVEL COMP LIMITER OUTPUT LEVEL DAC D A OUTPUT FILTER X OVER PHASE VOL LIMITER METER DLY CHANNEL DELAY X OVER 1 CHANNEL EQs POLARITY LEVEL COMP LIMITER OUTPUT LEVEL DAC D A OUTPUT FILTER X OVER PHASE VOL LIMITER METER DLY CHANNEL DELAY X OVER 2 CHANNEL EQs POLARITY LEVEL COMP LIMITER OUTPUT LEVEL DAC D A OUTPUT FI...

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Страница 31: ... Distortionwithinputtransformer 0 05 Frequencycrossovers 6dB 12dB Butterworth12dB 18dB 24dB Bessel 12dB 18dB 24dB Linkwitz Riley12dB 24 dB Filters 38 parametricequalizers Low Shelving equalizer Hi Shelvingequalizer 6 12dB slopeswitchable Lopass filter highpass filter All Pass filter Compressor limiter 4 digitalcompressors limiters Delay Dataformat 24 bitlinearAD DAconversion 48 bitprocessing Sampl...

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