junger e07 Operation Manual

Digital filter processor
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DIGITAL
FILTER
PROCESSOR
model e07

operation manual

rev. 0.41
Studiotechnik GmbH
Rudower Chaussee 5 (Geb. 9.51), D -12489 Berlin, Germany
Telefon +49 (030) 677721- 0
· Fax +49 (030) 677721- 46

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Summary of Contents for junger e07

  • Page 1: Operation Manual

    DIGITAL FILTER PROCESSOR model e07 operation manual rev. 0.41 Studiotechnik GmbH Rudower Chaussee 5 (Geb. 9.51), D -12489 Berlin, Germany Telefon +49 (030) 677721- 0 · Fax +49 (030) 677721- 46...
  • Page 2 An integral digital limiter prevents clipping of boosted signals. The Model e07 is a 24 bit device sampling at 96kHz and is designed specifically for the highest quality, high resolution recording and reproduction.
  • Page 3: Table Of Contents

    CONTENTS 2. Installation ................2.1 Unpack the unit ............... 2.2 Power supply ..............2.3 Connections ..............2.4 Rack mounting ..............2.5 Operation safety .............. 3. Location of parts and controls ..........3.1 Front panel ..............3.2 Rear panel ............... 4. Operation ................4.0 Description of operations related to functions ....
  • Page 4 4.5 A/B comparison ............... Status display ..............Memory selection ............Loading of adjustments into A or B memory ....4.6 Presets ................Status display ..............Saving presets ..............Loading presets into A or B ..........Loading factory preset into B .......... Copy presets ..............
  • Page 5 6. Application notes ..............6.1 Digital filter at 96 kHz ............6.2 Dynamic equaliser ............6.3 Working in high sampling mode (96 kHz) ......6.4 Influence of signal delay time .......... 7. Technical specifications ............8. Warranty and service information .........
  • Page 6: Installation

    Before connecting the digital filter processor e07 switch the power off at all connected units. The digital filter processor e07 is made as standard 19“ unit (EIA RACK MOUNTING format). It occupies 1 RU (44 mm height) space in a rack.
  • Page 7: Location Of Parts And Controls

    LOCATION OF PARTS AND CONTROLS All control elements give direct access. 3.1. In menu modes the alphanumeric display above the related button or rotary knob shows the specific function. FRONT PANEL low section h-mid section high section l-mid section setup output section section mode...
  • Page 8: Rear Panel

    3. LOCATION OF PARTS AND CONTROLS 3.2. REAR PANEL digital filter e07 DIGITAL AUDIO REMOTE TIMECODE 230 V RS-232 50 Hz 200 mA AES/EBU S/PDIF AES/EBU S/PDIF LTC-IN DIGITAL DIGITAL OUT SERIAL REMOTE GPI REMOTE TIMECODE IN POWER INPUT IEC mains input connector 230 V, 50 Hz (UK: 240 V, 50 Hz; JAPAN: 100 V, 60 Hz;...
  • Page 9: Operation

    OPERATION The operation of the digital filter processor e07 is described in the following chapters. DESCRIPTION OF OPERATIONS The description is made related to the main functions of the RELATED TO unit. FUNCTIONS equaliser dynamic equaliser equaliser (2-channel mode) low cut / high cut filters...
  • Page 10: Equaliser

    4. OPERATION For use as 4-band parametric equaliser in stereo mode. EQUALISER All settings are identical for each of the two channels. Each section can be switched off individual. A/B comparison is available for two stereo parameter sets. Limiter is working in stereo mode. All adjustments are storable in presets.
  • Page 11: Output

    4. OPERATION For use as dynamic equaliser in stereo mode. A maximum of DYNAMIC two sections can be used in dynamic mode at the same time. EQUALISER All settings are identical for each of the two channels. see also Each section can be switched off individual. A/B comparison is available for two stereo parameter sets.
  • Page 12: Status Display

    4. OPERATION For use as 4-band parametric equaliser in 2-channel mode. All settings can be different for each of the two channels. 2-CHANNEL Each section can be switched off individually. MODE A/B comparison is available for two pairs of L/R parameter sets. Limiter is working unlinked in 2-channel mode.
  • Page 13: Low Cut / High Cut Filters

    4. OPERATION Filters for removal of disturbances and for bandwidth limiting. LOW CUT / All settings are identical for each of the two channels. Each filter can be switched off individually. HIGH CUT FILTER All adjustments are storable in presets. LCHC STATUS DISPLAY Display above FILTER button...
  • Page 14: Status Display

    4. OPERATION There are existing two memorys for fast and convenient COMPARISON comparison of adjustments. A - memory, parameter are adjustable B - memory, parameter are adjustable Note! If the filter is working in 2-channel mode both memories A and B contains left channel and right channel parameters.
  • Page 15: Presets

    4. OPERATION The filter processor e07 offers a convenient preset storage system for saving and loading of parameters. Following PRESETS parameters are stored in presets: equaliser bands (also dynamic equaliser) 2-channel mode equaliser bands low cut / high cut filter output gain (also for 2-channel mode) bypass functions (also for 2-channel mode).
  • Page 16: Loading Presets Into A Or B

    4. OPERATION LOADING MODE Selection of MAINMENU PRESETS pus h into A or B LOAD PRST Selection of PRESET - LOAD MODE pus h display: LOAD A ï PRST ** <name P**> [** = number of last loaded preset (or 01, if no preset was loaded before)] Selection of A or B memory pus h...
  • Page 17: Copy Presets

    4. OPERATION MODE Selection of MAINMENU COPY PRESETS pus h LOAD PRST Selection of PRESET - LOAD MODE pus h display: LOAD A ï PRST 01 ** <name P**> [** = number of last loaded preset (or 01, if no preset was loaded before)] FREQ/ENTER Selection of preset number xx (low section)
  • Page 18: Rename Presets

    4. OPERATION MODE Selection of MAINMENU RENAME pus h PRESETS (COPY PRESETS LOAD PRST Selection of PRESET - LOAD MODE AT SAME PLACE pus h WITH NAME display: LOAD A ï PRST 01 ** <name P**> [** = number of last loaded preset (or 01, if CHANGE) no preset was loaded before)] FREQ/ENTER...
  • Page 19: Snapshot Automation

    4. OPERATION The filter processor e07 offers a convenient timecode snapshot automation. Following parameters will be stored as snapshot. SNAPSHOT equaliser bands (also dynamic equaliser) AUTOMATION low cut / high cut filter output gain bypass functions . Until 50 snapshots can be stored into the edit list (EDL).
  • Page 20: Creating Snapshots By Edit Mode

    4. OPERATION CREATING MODE Selection of MAINMENU SNAPSHOTS BY pus h EDIT MODE SNAP SHOT Selection of SNAPSHOT MENU pus h edit Selection of EDIT MODE pus h SNAPSHOT etr new hh:mm:ss:FF display: Selection of hours value (h-mid FREQ) Selection of minutes value (h-mid WIDTH) t ur n Selection of seconds value...
  • Page 21: Deleting Of Snapshots

    4. OPERATION snapshot selection for editing (only selectable if EDL is not empty) (low RANGE) t ur n 01 ... 50 display: selection of snapshot 01 ... 50 for editing EDITING OF Adjustment of hours value (h-mid FREQ) TIMECODE t ur n Adjustment of minutes value (h-mid WIDTH) PARAMETER...
  • Page 22: Copying Snapshots By Edit Mode

    4. OPERATION COPYING MODE Selection of MAINMENU SNAPSHOTS BY pus h EDIT MODE SNAP SHOT Selection of SNAPSHOT MENU pus h edit Selection of EDIT MODE pus h SNAPSHOT etr new hh:mm:ss:FF display: snapshot selection for copy (only selectable if EDL is not empty) t ur n (low RANGE) 01 ...
  • Page 23: Playback An Edl By Play Mode (Autoplay)

    4. OPERATION MODE Selection of MAINMENU PLAYBACK AN pus h EDL BY PLAY MODE SNAP SHOT Selection of SNAPSHOT MENU (with timecode pus h = autoplay) PLAY Selection of PLAY MODE pus h play xx display: and equaliser parameter display [xx -snapshot number] No parameter is adjustable! Takes are recalled following timecode automatically.
  • Page 24: Clearing An Edl

    4. OPERATION MODE Selection of MAINMENU CLEARING AN pus h SNAP SHOT Selection of SNAPSHOT MENU pus h clear Selection of PLAY MODE pus h takelist clr? Yes no display: Clearing the EDL Attention! No undo possible. pus h Escaping clearing mode without delete. pus h Selection of working mode.
  • Page 25: Utilities

    4. OPERATION UTILITIES SELECTION OF The digital filter processor e07 can be used in stereo or in 2- channel mode. Changing of the channel mode requires 2-CHANNEL rebooting of the unit. MODE In stereo mode all parameters are the same for left and for right channel.
  • Page 26: Selection Of Timecode

    4. OPERATION For setting of sort of timecode, which is used for snapshot SELECTION OF automation. TIMECODE (Timecodes are different regarding resolution in frames. Framing can be set by this utility function.) MODE Selection of MAINMENU pus h UTIL Selection of UTILITY menu pus h time code Selection of timecode setting...
  • Page 27: Selection Of Channel Status

    4. OPERATION Channel status bits are defined in the AES/EBU data stream . SELECTION OF With the digital filter processor e07 it is possible to transmit this CHANNEL information without changing or to set these information STATUS defined. (Sometimes it is helpful to change the channel status, f.i. if following units don’...
  • Page 28: Data Saving

    4. OPERATION DATA SAVE DATA SAVE is a function for saving and restoring existing preset data and editlist by using external storage devices. All data will be transferred via AES/EBU interface. It is possible to use all storage medias which can be connected via AES/EBU and which don’...
  • Page 29: Loading Preset And Edl Data

    4. OPERATION LOADING MODE Selection of MAINMENU PRESET AND EDL pus h DATA UTIL Selection of UTILITY menu pus h Data Selection of DATA SAVE menu pus h nrxx Selection of data block (EDL) for loading t ur n LOAD edl Selection of data loading mode pus h Starting of external storage device which is connected to the...
  • Page 30: Showing Number And Name Of Stored Data Block

    4. OPERATION SHOWING MODE Selection of MAINMENU pus h NUMBER AND NAME UTIL Selection of UTILITY menu OF STORED pus h DATA BLOCK DATA Selection of DATA SAVE menu pus h SHOW edl Selection of data block showing mode pus h Starting of external storage device which is connected to the AES/EBU input and which is playing back formerly saved data.
  • Page 31: Remote Control

    4. OPERATION REMOTE CONTROL GPI REMOTE The digital filter processor e07 can be remote controlled by GPI CONTROL control. (15 PIN PARALLEL Use: Control from other remote controls REMOTE) Connector: D-SUB 15pin Pin assignment of the connector Signal name Logic...
  • Page 32: Serial Remote Control

    4. OPERATION The digital filter processor e07 can be remote controlled by SERIAL REMOTE serial remote control (RS-232). CONTROL (RS-232) Use: Control from the personal computer Control from other remote controls Connector: D-SUB 9pin Pin assignment of the connector Signal name...
  • Page 33: Boot Display And Trouble Shooting

    BOOT DISPLAY AND TROUBLE SHOOTING display meaning/explanation BOOT DISPLAY DIGITAL EQ display of unit type part one JÜNGER E07 display of unit type part two display of loaded software versions VERSION E07 x.x and y.y C:x.x E: y.y display error/message...
  • Page 34: Application Notes

    The Jünger Audio digital filter processor Model e07 works internally at twice the sampling rate of the input signal and can therefore provide filtering up to around 40kHz moving any distortion of the signal away from the audio spectrum.
  • Page 35: Dynamic Equaliser

    6. APPLICATION NOTES In dynamic mode the filter activity is controlled by the audio DYNAMIC level. The filter get active only if the level of incoming audio EQUALISER signal reaches a defined threshold level. A typical application for a dynamic equaliser is the de-esser function. There are two basic modes for the dynamic equaliser, dependent on adjusted RANGE value.
  • Page 36 All equaliser bands are calculated at doubled sample rate or 96 kHz. In 2-channel mode dynamic equaliser function is not available. Digital Filter Processor e07 is working internaly with doubled sample rate. That means that the filter calculation is HIGH SAMPLING proceed at doubled sample rate of the input signal (88.2 kHz for...
  • Page 37: Influence Of Signal Delay Time

    6. APPLICATION NOTES The audio signal delay through the digital filter processor is INFLUENCE OF approx. 2ms due to delaying of the audio signal using SIGNAL DELAY internal memory. A small delay is deliberately introduced to the TIME audio signal in order to allow limiter and filter algorithms which can 'preview' the audio signal before changing it.
  • Page 38: Technical Specifications

    7. TECHNICAL SPECIFICATIONS TECHNICAL SPECIFICATIONS digital sampling rate : 44.1 kHz ... 96 kHz input / output audio data format : 24-bit (AES/EBU and S/PDIF) AES/EBU level : 5 Vpp / 110 Ohm, balanced connector : input format : AES professional, AES consumer output format : same as input SPDIF...
  • Page 39 7. TECHNICAL SPECIFICATIONS output gain -15 ... +15 dB, resolution 0.1 dB output digital limiter threshold 0 dBFS, fixed attack and release times adaptive controlled by the program signal (program signal dependent) timecode input time code level > -10 dBu connector: 10 kOhm, balanced remote...
  • Page 40: Warranty And Service Information

    WARRANTY AND SERVICE INFORMATION JÜNGER AUDIO grants a two-year warranty on the digital filter processor MODEL e07 If the unit has to be serviced, please send it, ideally in the original box, to: JÜNGER AUDIO - Studiotechnik GmbH Rudower Chaussee 5 (Geb. 9.51)

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