Omnia 7AM Page 32 User Manual Download

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CHAPTER 6 |

READING THE PROCESSING METERS

Reading the Processing Meters

The Processing Meters display provides a tremendous amount of information about what’s going on inside each of
Omnia.7’s processing cores but are very easy to understand at a glance.

Summary of Contents for 7AM

Page 1: ...OMNIA 7AM USER S MANUAL p n 1490 00151 001 For part numbers 2001 00455 2001 00461 2001 00460 2001 00427 Omnia 7AM Software Version 3 15 70 May 2016...

Page 2: ...on some of the primary parts even when the fuse has blown If fuse replacement is required replace fuse only with same type and value for continued protection against fire WARNING The product s power...

Page 3: ...Bauteilen noch gef hrliche Spannungen vorhanden sein Wenn ein Austausch der Sicherung erforderlich ist ersetzen Sie die Sicherung nur mit gleicher Art und Wert f r den kontinuierlichen Schutz gegen Fe...

Page 4: ...erference to tv or radio reception can occur if other devices are connected to this device without the use of shielded interconnect cables Fcc rules require the use of shielded cables CANADAWARNING Th...

Page 5: ...is determined largely by software We routinely release new versions to add features and fix bugs Check the Omnia Audio web site for the latest We encourage you to sign up for the email notification se...

Page 6: ...estions please email inquiry Telosalliance com VIAWORLDWIDEWEB The Omnia Audio web site has a variety of information which may be useful for product selection and support The url is www Telosalliance...

Page 7: ...een UserInterface 9 5 NfRemoteClientSoftware 11 6 ReadingtheMeters 23 7 HomeMenu 25 8 Input SourceAudioMenu 27 9 Input UndoMenu 29 10 AMMenu 36 11 Display MeterOptions 60 12 StudioProcessingMenu 72 13...

Page 8: ...nd AoIP so that all types of broadcasters can excel in this ever evolving digital world Omnia Audio not only lets you stand out on the dial with your unique signature sound via legendary audio process...

Page 9: ...ain Or the wireless mic that the intern backed over with the promotions van again Or the urinal that won t stop running You know the real reasons you got into broadcasting With that in mind here s wha...

Page 10: ...Studio Omnia 7 offers completely separate processing cores for AM optional HD and Streaming and features a dedicated low latency studio core for talent monitoring Each processing core contains and Inp...

Page 11: ...n those found in Omnia 9 created and tuned by people who know the product best that will either satisfy your on air processing goals right out of the box or will get you close enough to your desired s...

Page 12: ...unit is fan cooled leaving an empty rack space directly above and below the unit is still good practice for both Omnia 7 and the equipment directly above and below it Physical Installation and Initial...

Page 13: ...hrough the various menus It may be helpful to think of these as being like the 4 arrow keys on a PC keyboard Turning the knob clockwise or counterclockwise adjusts individual controls For more informa...

Page 14: ...ation options If running with stereo input audio the Balance control can adjust the static left right channel balance offset before the L R mono blend Configure Output Routing Connect the audio output...

Page 15: ...ayer connected to the analog inputs and an amplifier or speakers connected to the analog outputs this means the input and output will be directly connected with no attenuation whatsoever resulting in...

Page 16: ...ry about jeopardizing your on air sound or being unnecessarily timid about making adjustments because you don t know what affect they will have Another suggestion for getting to know your way around O...

Page 17: ...oo loud when making adjustments High listening levels cause ears to tire even more quickly and mask both gain riding artifacts and distortion Most listeners play the radio in the background and proble...

Page 18: ...ers are displayed in the top section while input output and process ing meters are shown at the bottom The displays can be customized a subject covered in detail in Chapter 11 Note To make this manual...

Page 19: ...available options in the current menu If you see a scroll bar on the right side of the menu this indicates there are additional items out of view which can be seen by continuing to scroll up or down T...

Page 20: ...acility or any remote monitor point You may wonder why we consider this to be such an important exercise when listeners aren t going to be hearing your station on calibrated monitors Great question Ye...

Page 21: ...software itself is not a terribly resource intensive application it does place some demands upon your local network The client allows you to make live adjustments to the Omnia 7 observe its meters as...

Page 22: ...he current Comment IP Address and Password information and carries it to the bottom of the window where it is saved for easy recall later The Update button refreshes the list of saved connections Clic...

Page 23: ...osting the NfRemote software and upon how the window itself is sized the Menu Bar at the top of the Home Screen shows two or more drop down menus capable of showing different controls The current proc...

Page 24: ...less intimidating view of the menus sub menus and controls However it does require more steps to navigate through the system The screen in this view is divided into two sections the top portion is ded...

Page 25: ...maller when the unit is locked to ensure sufficient space is reserved for the on screen keyboard Maximize duplicates the function of the standard Windows maximize icon and resizes the interface to uti...

Page 26: ...e When selected the Audio Enable feature allows processed audio to from various patch points within the Omnia 7 to be streamed directly to the client PC Keep in mind that audio streams require bandwid...

Page 27: ...all custom mic presets There is also a duplicate button to the TCP Link Status window and the Display Settings menu for convenience Input Device Menu The Input Device Menu provides a list of available...

Page 28: ...ny brand or model over another we can tell you that Behringer ECM8000 and DBX RTA M work quite well and can be purchased at local music stores and from various on line vendors for around 100 If you pr...

Page 29: ...Device from the Home menu of the Omnia 7 client software on the remote PC Your calibrated mic should be available in the device menu You may need to refresh the list to make it visible Return to the...

Page 30: ...re s no point in trying to give a 15dB boost at 30Hz to small monitors in the hopes that you ll get the equivalent of a free subwoofer What s frequently more effective with bass shy speakers is taming...

Page 31: ...ust at what point on the Speaker Volume control the changes take affect since our ears are less sensitive to certain frequencies at lower volume levels The Minimum slider on each EQ band sets the poin...

Page 32: ...CESSING METERS 6 Reading the Processing Meters The Processing Meters display provides a tremendous amount of information about what s going on inside each of Omnia 7 s processing cores but are very ea...

Page 33: ...on of Input AGC and Wideband AGC1 gain is added together to determine the total amount of AGC gain in place The Input AGC levels are indicated by a bright yellow bar The Wideband AGC1 levels are shown...

Page 34: ...ing back to the Home Menu will get you quickly back on familiar ground Available sub menus include Input Includes Source Audio and Undo menus as these are common to all processing cores AM Includes al...

Page 35: ...ate password protection IP configuration SNMP and more If you are having trouble finding a particular infrequently used setting it is probably lurking somewhere in the System menu Display Options Cont...

Page 36: ...enabled Omnia 7 will automatically balance the left and right channels of the incoming audio compensating for any level discrepancies that may be present in an audio stage preceding the processor such...

Page 37: ...can be boosted by up to 3dB and attenuated by up to 3dB Each channel contains an ITU BS 1770 loudness monitor which measures and compares the frequency shaped RMS level in each channel The Integration...

Page 38: ...neither wideband nor multiband If the possibility of clipping the STL at the studio is a concern simply turn down the input level to the STL and use Omnia 7 s Input Gain control to compensate Omnia 7...

Page 39: ...ponding psychoacoustic dynamics detector and a peak detector that examine the peak levels of the incoming audio and based upon that information plus the settings of the various controls tells the expa...

Page 40: ...two presets and delete user presets The Save Preset menu allows you to edit the name of or save over a user preset The Preset Protection Menu allows you to password protect a preset so that it cannot...

Page 41: ...is selected Undo Main Menu Controls for bypassing undo as well as independently enabling the declipper and multiband expander are con tained in the Undo Main menu When selected the Bypass control turn...

Page 42: ...w Speed Governor Meters and Show Expander Threshold Meters allow the associated meters for each respective section to be displayed in the Undo Meters window The level of each band in the expander is a...

Page 43: ...e Expander Ratio meters The Expander Ratio meters indicate the current ratio of expansion relative to the detected incoming dynamics Less dynamic source material will have a higher expander ratio comp...

Page 44: ...s a single control to set the level of de clipping in 5 stages Lower settings offer more conservative de clipping action while higher settings offer more de clipping A setting of Level 5 the normal se...

Page 45: ...offers three levels of control Basic Intermediate and Expert By default each preset loads in Basic mode This mode drastically reduces the number of visible menu items and individual controls and pres...

Page 46: ...to set a record lap time or crash before the green flag finishes dropping Switching Between Modes The current mode is part of the About Preset menu more about that control later The important thing to...

Page 47: ...eset has been modified but not yet saved The Backup Preset also becomes the former and unmodified Current Preset Changes to each parameter you adjusted to create the modified preset are also displayed...

Page 48: ...t The Save Preset menu allows you to edit the preset name of or save over an existing user preset The current preset regardless of whether or not it has been modified can be renamed by highlighting an...

Page 49: ...final step is saving the new protected preset with a unique name in the Save Preset menu Protected presets appear in green in the Load Preset menu Remember not to accidentally leave an unencrypted ve...

Page 50: ...aneously adjusts the lowest band of the parametric equalizer the target level of Band 1 in the multiband AGC and the setting of Band 1 in the Band Mix Output control In presets with only 2 or 3 bands...

Page 51: ...capable of increasing the audio any further This necessitates some sort of make up gain control later in the audio chain The AGC s in Omnia 7 operate both above AND below threshold as you can see by o...

Page 52: ...low incoming levels It may also cause individual bands to run out of gain before others which in turn can cause inconsistencies in the overall spectral balance The Gain Riding Power control adjusts t...

Page 53: ...duces the amount of clipping Conversely increasing the drive moving the slider to the right will result in more clipping Less clipping will result in a more open less processed cleaner sound but at th...

Page 54: ...Thresholds Dry Voice Detection Wideband AGC 2 Band Mix Clipper and Bypass The Load Preset Save Preset Preset Protection About Preset and Bypass menus are all identical to their counter parts in the Ba...

Page 55: ...audio of the Input AGC section For example a ratio of 3 1 means that for every 3dB of change in the level of the input audio the output will be changed by 1dB Lower looser settings provide less contro...

Page 56: ...evel before the input AGC gain slows down or stops Using higher settings when employing faster Input AGC release speeds can keep the audio from being increased too quickly or too much during quieter p...

Page 57: ...ing a Low Pass Filter a High Pass Filter a Band Pass Filter a Notch Filter a Low Shelf EQ and a High Shelf EQ The Bypass button removes the equalizer from the audio path The Type drop down menu determ...

Page 58: ...io falls below the threshold as determined by the settings of the Gate and Freeze controls it immediately slows or stops respectively Higher settings mean it will take longer for the release of the au...

Page 59: ...es a higher output level These are duplicates of the AGC Target controls located in the Multiband Thresholds menu The Band Mix controls allow you to adjust the final output of each band after all Wide...

Page 60: ...er sections of the Omnia 7 as explained earlier in this manual Note The attack and release speeds of the multiband limiters are program dependent and not adjustable MultibandThresholds Menu The Multib...

Page 61: ...dio is speech and using a separate set of multiband targets attack rates and release rates This allows the dynamics section to do more of the heavy lifting and reduces the amount of clipping necessary...

Page 62: ...of the Omnia 7 as explained earlier in this manual The Wideband AGC2 dropdown control enables or disables the Wideband AGC2 section and allows you to choose whether is used as a dedicated Bass Compres...

Page 63: ...e final point of adjustment before the audio reaches the Final Clipper AM core or Final Limiter HD Core In other words levels increased in the Band Mix section can only be controlled by final clipping...

Page 64: ...ears to monitor the MPX Output signal while adjusting the final clip drive This control ranges from 6 0 to 6 0 in one quarter dB increments which should give you the correct impression that small chan...

Page 65: ...Undo which has its own dedicated controls in the Undo menu The Bypass Gain control should be set to that the level of unprocessed bypassed audio matches the level of processed audio as closely as poss...

Page 66: ...rmediate mode Load Preset Save Preset Preset Protection About Preset Downward Expanders Input AGC Wideband AGC 1 Parametric Equalizer Multiband Setup Multiband AGC Multiband Thresholds Dry Voice Detec...

Page 67: ...bass in order to protect against the possibility of causing intermodulation distortion which is more audible with a combination of sub bass plus ess sounds than mid bass plus ess sounds The controls o...

Page 68: ...p by the bass For lighter processing settings Slope 1 offers the cleanest and punchiest bass sound Slope 2 has a higher cutoff frequency than Slope 1 offering more control over the mid bass while crea...

Page 69: ...x available Memory Slots can be set up in different display configurations allowing you to choose which processing parameters or visualizations from one of Omnia 7 s valuable built in diagnostic tools...

Page 70: ...menu broadly divides things into three groups Main Meters Loudness Meter and Instrumentation Options in the Type sub menu change depending upon the category Undo Meters shown here In some cases partic...

Page 71: ...ecific Undo meters are displayed within this window is determined by settings in the Undo Metering portion of the main Undo menu as described in Chapter 9 The Processing Meters menu allows you to disp...

Page 72: ...nia 7 with ITU R BS 1770 bargraph meters Loudness Meters Only available on Display 3 or higher Choosing Loudness Meters provides separate loudness meters below the other displays for Program Input and...

Page 73: ...dow The most recent information will always be at the far right of the graph but advancing this control will show more historical data at once though in less detail The exact length of visible time th...

Page 74: ...CHAPTER 11 65 DISPLAY AND METER OPTIONS Selecting the Momentary Loudness Graph displays measured loudness over a shorter period of time compared to the Short Term Loudness option...

Page 75: ...eclipper and Undo Output The left or right channel can be selected for each patch point The Physical Inputs category allows the signal present at Omnia 7 s rear panel inputs to be monitored The left a...

Page 76: ...rol enables or disables the oscilloscope s 4x oversampling function Without oversampling some peaks may pass through without being displayed giving an inaccurate view of the signal This is most critic...

Page 77: ...or adjusting its display are provided in the Display Options menu It may be necessary to scroll down to view these controls The Delay control works the same here as it does previous and subsequent dis...

Page 78: ...are better suited to more precise measurements Moving the Target Range slider all the way to the left hides the target window Below is an example of how to use the RTA menu To see a visual representat...

Page 79: ...ol enables or disables the ability to indicate and hold the highest peak achieved Peak Hold is displayed in the dark green background layer The X Center control centers the display at the selected fre...

Page 80: ...sons easier Omnia 7 can apply automatic leveling to several key input patch points and makes those available here in the Meter Options Menu for display purposes as well as in each of the Monitor Outpu...

Page 81: ...u is virtually identical to that of the AM Processing section except for the Band Mix menu which includes a Final Limiter drive instead of Clipper driver an Output Level control to set the final outpu...

Page 82: ...entical to its AM coun terpart with one significant difference It uses a look ahead peak limiter in lieu of a clipper as the final processing stage The HD processing cores are suitable for use in both...

Page 83: ...of its own and is beyond the scope of the general Omnia 7 manual We have assumed that users who stream possess at least a basic knowledge of how streaming audio works and an understanding of the diff...

Page 84: ...ders menu For ease of illustration only one type of each encoder will be shown in the examples below Metadata Menu Omnia 7 s built in http server can be used to feed information such as the song title...

Page 85: ...settings force the encoder to divide bits equally between the left and right channels instead of allowing it to allocate the bits as needed we recommend not using these settings unless you have a spe...

Page 86: ...ntain the URL of the server including the port in the following format streamingserver example com 8000 The Mount Point field for Icecast 2 servers should contain the mount point on the server in the...

Page 87: ...er to divide bits equally between the left and right channels instead of allowing it to allocate the bits as needed we recommend not using this settings unless you have a specific reason to do so The...

Page 88: ...le com 8000 The Mount Point field for Icecast 2 servers should contain the mount point on the server in the following format example1 mp3 following the server name Enabling the Allow Public Listing co...

Page 89: ...ual Channel The Bit Rate menu allows you to choose encoding bit rates between 64kbps and 384kbps Your choice of bit rate settings will significantly influence the audio quality of your stream However...

Page 90: ...2 The URL field is a metadata field whose information is sent to the server to be potentially displayed in the listings and player The URL is typically the station s official home page The User Name f...

Page 91: ...Stereo The Sample Rate menu will either maintain Omnia 9 s sample rate of 44 1kHz or 48kHz depending on the sample rate setting in the encoder or result in a high quality re sample to 8 11 025 16 22 0...

Page 92: ...d whose information is sent to the server to be potentially displayed in the listings and player The URL is typically the station s official home page The User Name field contains the user log in name...

Page 93: ...ct to the specified server The Encoder menu lets you choose between Windows Media Audio 9 and Windows Media Audio 9 Professional The Format menu allows you to choose a combination of bit rates and sam...

Page 94: ...Max Pull Clients control lets you set the maximum number of pull clients We strongly recommend against letting listeners through directly without a server in between The Push control enables or disab...

Page 95: ...Output Menu The Monitor Output menu of Omnia 7 allows you to independently configure the Speaker Output and Headphone Output The menus and controls for each of these sections are identical so any ima...

Page 96: ...ase of each channel couple and un couple the left and right channels for delay and EQ set the frequency of the high pass filter set the Bass Clip and Limiter thresholds and access the loudness and par...

Page 97: ...hat anyone else listening to that same Monitor Output will also be affected The On Off status of Follow is independently associated with each remote connection or the front panel AM Processing Patch P...

Page 98: ...the patch points and the shortcut settings such as volume controls at the top of the user interface When locked the controls will appear grayed out This is especially useful when the Follow control is...

Page 99: ...to set the high pass filter cutoff point to avoid over driving small speakers When calibrating smaller bass shy speakers there will come a point where you can no longer compensate for such a deficienc...

Page 100: ...audio output of the Speaker and Headphone outputs The Delay Left and Delay Right controls provide a means by which to delay one channel independent ly of the other The Invert Left and Invert Right co...

Page 101: ...at any changes make to the left channel will also be made in the right eliminating the need to make the same adjustments twice Disabling this control allows you to EQ the left and right channels diffe...

Page 102: ...the calibrated and un calibrated outputs match volume wise when you compare them by using the Bypass control The Bass Limiter Threshold controls for the Left and Right channels set the threshold of th...

Page 103: ...and Gain sliders operate in the same manner as their counterparts in other sections of the Omnia 7 in which a parametric equalizer is offered The Band Min slider sets the point at which any equalizati...

Page 104: ...t output configuration sample rate time date settings IP configuration and software updates and upgrades Generally speaking any control that does not relate directly to processing is found here There...

Page 105: ...Status System Information Menu The System Information section shows detailed information about Omnia 7 s operation including CPU load available RAM power supply health up time and various software fir...

Page 106: ...st name IP address and MAC address of the unit It also indicates how many users are remotely connected the remote port number and the security level of the current user Audio I O Status Menu The Audio...

Page 107: ...Source Adjustment Diversity Delay Silence Detection Main Outputs and AM Options can be saved to an I O preset file This makes it very easy to return to a known good configuration if you make a change...

Page 108: ...y input source or switches back to the primary source When enabled the Clip Warning control will cause the Input meters to flash red when the audio hits full scale In a normal studio environment Clip...

Page 109: ...t cannot otherwise be corrected Positive values indicate increased gain in the right channel Negative numbers indicate more gain in the left channel The Invert control allows you to swap the polarity...

Page 110: ...r Setting this control properly and monitoring your AM and HD 1 signals regularly will ensure as smooth a transition as possible between the analog and digital signals for listeners with HD receivers...

Page 111: ...ong the unit will wait before switching back to the Primary source if the Input Preference control in the Input I O Options menu is set to Current If the Input Preference control in the Input I O Opti...

Page 112: ...The Pre emphasis dropdown control allows you choose an output with no pre emphasis flat the standard NRSC profile 50us or 75us The High pass dropdown control sets the frequency below which audio will...

Page 113: ...it to Test Input places the other processor on the air Information about the processor feeding the test input can be viewed on Omnia 7 s built in oscilloscope and other analysis tools The 100 Modulat...

Page 114: ...e tilt compensation is applied The lower the coefficient setting the lower the frequency The 60Hz square wave can also be used here while the Tilt Coefficient slider is adjusted to yield the flattest...

Page 115: ...MpxTool The Vox control when enabled pauses recording when no audio is present and has a selectable timeout setting The Minimize File Size control automatically adjusts the recording resolution to mat...

Page 116: ...the list If you are using a private internal NTP server you may enter its address into the Server 0 field and leave the rest set to their default addresses This will provide the opportunity to connec...

Page 117: ...s determined by the Time hours and minutes and Second sec onds sliders The Function control selects the general event category while the one beneath the Function control is context sensitive and provi...

Page 118: ...el determines which available parameter is affected when the input signal is received The Lo and Hi controls work together to determine the specific action that occurs to the parameter selected by the...

Page 119: ...he System Config menu contains the controls to select an internal sample rate determine how many processing cores are available set a system password power cycle or shut down the unit establish an IP...

Page 120: ...kHz and 96kHz it can be up or down sampled to either 44 1 or 48kHz by setting the Sync Reference control to Reference Input The unit s sample rate must be selected in the Sample Rate menu Finally a de...

Page 121: ...play Timeout menu determines how long the front panel display remains on after it was last used It can be set to stay on for 10 minutes 1 hour 10 hours or 24 hours The Power Cycle option safely shuts...

Page 122: ...e default setting or is manually assigned a static address The Use DHCP button allows your local router to assign an IP address to the unit If Use DCHP is not selected the fields for entering IP Addre...

Page 123: ...on a remote computer This is called an Outbound connection and is accomplished using Omnia 7 s Outbound Connection menu One example of how this can be used is for technical support By creating an out...

Page 124: ...lay out computers Enter the IP address and subnet mask information using the following example as a guide 192 168 1 0 255 255 255 0 The beginning of the IP range followed by the subnet mask separated...

Page 125: ...nfiguration and communication Note Please bear in mind that when test mode is enabled no auto generated SNMP traps will be sent and any GETs will return the test value not the actual value The SNMP En...

Page 126: ...ating software WILL take Omnia 7 off the air so be sure to switch to your backup processor before beginning the update If you are using the Omnia 7 NfRemote software you will also find an option to Up...

Page 127: ...mage in computer terms This is also handy if you or someone else accidentally changes something and isn t sure of the original settings as uploading a known good configuration can immediately get thin...

Page 128: ...ile and apply them as part of the restoration process Likewise choosing Retain in the Password menu will keep the existing password stored in the unit while Override will apply the password stored in...

Page 129: ...long way The amount of limiting action is somewhat dictated by the program material itself Audio that is already dense and has a high average level even after being processed by Undo will still cause...

Page 130: ...ion Stations often want to create their own signature sound on the air with a spectrally consistent output without regard to the frequency balance of the original source material In the Basic mode alt...

Page 131: ...ts to the Band Mix will also influence the spectral balance but since this is the final point in the processing chain before the Final Clipper AM core or Final Limiter HD and Streaming cores any peaks...

Page 132: ...forth between the analog and digital signals This control has been relocated in this version of the software and is now found in the System I O Options Diversity Delay menu Double clicking on the sli...

Page 133: ...and Repeat Password fields and click on the Set Password button To set up an IP address navigate to the System System Config IP Configuration menu from the front panel Click on Use DHCP to enable Omni...

Page 134: ...white list and Omnia 7 must be set up properly on your local network To place a computer on the white list navigate to System System Config HTTP Access and enter the IP address and subnet mask in the...

Page 135: ...nimum 20Hz to 15kHz 70dB typical Digital Output Level Adjustable from 24dBFS to 0 0dBFS in 0 1 dB increments Stereo Baseband Output Adjustable from 24 0dBFS to 0 0dBFS in 0 1 dB increments A D Convers...

Page 136: ...r cords supplied Power Supply Dual internal redundant supplies Percentage of People Who Drink Right From the Carton When No One Is Looking 47 Environmental Operating temperature range 0 to 50 degrees...

Page 137: ...pective Affiliates be liable for incidental or consequential damages or for loss damage or expense directly or indirectly arising from the use of any Product or the inability to use any Product either...

Page 138: ...or otherwise modify in any way the warranty provided by Telos and any attempt to do so is null and void and shall not be effective as against Telos or its Affiliates Out of warranty units returned to...

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