Omnia 3 Installation And Operation Manual Download

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Omnia-3

Audio Processor

Installation and Operation Manual

Version 2.0h / October 2004

Applicable to fm Turbo, am and net/drm styles

with v3.03.x Release Software and Higher

A Telos Company

Omnia

●

2101 Superior Avenue Cleveland, Ohio 44114 USA

TEL: +1 216.241.7225

●

FAX: +1 216.241.4103

●

Email:

[email protected]

www.omniaaudio.com

Omnia Europe

●

Johannistra

e 6 D-85354 Freising Germany

TEL: +49 8161 42467

●

FAX +49 8161 42402

●

Email:

[email protected]

www.omniaaudio.com

Summary of Contents for 3

Page 1: ...with v3 03 x Release Software and Higher A Telos Company Omnia 2101 Superior Avenue Cleveland Ohio 44114 USA TEL 1 216 241 7225 FAX 1 216 241 4103 Email info omniaaudio com www omniaaudio com Omnia Eu...

Page 2: ...there s Omnia 3am And for Internet webcasters or Digital Radio there s Omnia 3net drm optimized for the unique demands of encoded audio Omnia 3 s flexibility is built into the design Instead of keepi...

Page 3: ...ring a lightning storm or when it is left unattended and unused for long periods of time unplug it from the AC wall outlet This will prevent damage to the product due to lightning and power line surge...

Page 4: ...nd maintenance servicing instructions in product literature and instruction manuals manuals The Lightning Flash With Arrowhead symbol within an equilateral triangle alerts the user to the presence of...

Page 5: ...ference Regulations of the Canadian Department of Communications Le present appareil numerique n emet pas de bruits radioelectriques depassant les limits applicables aux brouillage radioelectrique edi...

Page 6: ...ongly encourage our customers to visit our Omnia website for product enhancement announcements software updates manual updates and customer care bulletins The following URL listing has been included f...

Page 7: ...th referenced to 100 modulation System Distortion Less than 0 01 THD 20 Hz 7 5 kHz Second harmonic distortion above 7 5 kHz is not audible in the FM system Stereo Separation Greater than 65 dB 20 Hz 1...

Page 8: ...d floating Load Impedance 600 ohms or greater balanced or unbalanced Output Level 100 peak modulation Adjustable from 2 dBu to 22 dBu peak into 600 ohms or greater load software adjustable D A Convers...

Page 9: ...ntrol software Virtually any parameter of the Omnia may be programmed to change through this interface feature General Power Requirements Voltage 100 250 VAC 50 60 440 Hz 55VA Connector EMI suppressed...

Page 10: ...Adjustments 40 Chapter 6 Omnia 3net drm 44 Omnia 3net drm Connections 44 Omnia 3net drm System Adjustments 44 Chapter 7 Editing Presets 46 Preset Editing Overview 46 The Processing Display 47 Paramet...

Page 11: ...ront panel push button once to switch to the metering screen If your audio source is providing an audio feed you should see meter activity on the I O and Process meters Rotating the jog wheel switches...

Page 12: ...ng the DSP hardware Omnia 3 PC card holding the DSP software Omnia 3 Operating Manual Warranty Registration Card fill it out and fax it or return it IEC Power Cord PC Card and Optional Modem Installat...

Page 13: ...Card must remain in the top slot unless you are prompted by the system to remove it Randomly removing the PC Card without system instruction may cause unpredictable operation and PC Card data damage...

Page 14: ...st one rack unit of empty space above the Omnia 3 to enhance ventilation and to prolong component life Install a 1RU 1 75 vented or solid panel to fill this space It is recommended that another 1RU bl...

Page 15: ...Hz digital output is produced directly from the output of the final processing section The analog output is derived from a D A converter driven from the digital output Note Both the analog and digital...

Page 16: ...operational attributes in response to logic signal transitions The Omnia 3 responds uniquely on each trigger input to both go high and go low transitions With eight inputs and two possible triggers l...

Page 17: ...ormal conditions it should appear as Load Algorithm After approximately ten seconds audio will be present from the analog and composite MPX outputs The AES EBU output also becomes usable at this time...

Page 18: ...wheel with its integral push switch We believe that you will quickly become comfortable with how it works and appreciate its simplicity Rotating the Jog Wheel moves a highlighting bar up or down thro...

Page 19: ...u choices on the Main Menu They are Audio Processing Input Output Display and Utility A fifth sub menu Stereo Generator is added for the Omnia 3fm Turbo style The Audio Processing menu item is shown h...

Page 20: ...urbo style will display Input Master Right Trim and Input Phase instead 3 The highlighted item is the Input Left Input Master for fm Turbo style parameter Click to select 4 An expanded edit box appear...

Page 21: ...a starting point to tailor the processing for a specific requirement Any of the presets parameters can be edited using Edit Parameters to obtain the desired sound The edited preset can then be saved...

Page 22: ...need to be done either by manual intervention at the front panel or via Omnia 3 remote control There are 8 Trigger Inputs available and they respond to dry contact closures on the rear panel Interfac...

Page 23: ...eters The next chapter Chapter 3 Processing Overview presents an overview of the Omnia 3 processing Chapter 7 Editing Presets gives more information on editing parameters including procedures for edit...

Page 24: ...i e was Jazz 6AM will be shown if that was the currently running preset This serves as a reminder so you can reselect that preset in case you change your mind about changing presets since there is no...

Page 25: ...n point then change it to the ins symbol To delete an existing character select it then change it to the del character When the last character is reached rotate the jog wheel to highlight Save Click t...

Page 26: ...settings affect both digital AES EBU and analog XLR outputs In Omnia 3fm Turbo units the composite MPX outputs are not affected by these controls Note Both the analog and digital AES EBU outputs are a...

Page 27: ...Set Date and Control Port Baud About The first thing displayed when you click on About is the Omnia factory telephone number in Cleveland To display the currently running software versions click OK T...

Page 28: ...ting of dayparts already created The system prompts the user to select one of the currently defined dayparts and then displays the same sequence that the user sees when doing an Add Part allowing you...

Page 29: ...e Remote menu for remote users is displayed When a parameter is selected it becomes available to Engineer password users to edit through the remote software Selecting Exit None on am and net styles ex...

Page 30: ...ng It then fills in the softer section so that the average level is increased This allows the overall AGC function to operate with a slower time constant yielding lower intermodulation distortion with...

Page 31: ...ion Multiband Dynamic Peak Limiter These are not just simple limiter sections using single time constants but rather a process that can make adjustments based upon the peak weight of the signal The so...

Page 32: ...Discrete or Composite Analog or Digital If a discrete system is used there must be a provision for a stereo generator encoder at the transmitter In that instance it is imperative that this stereo gen...

Page 33: ...or those who wish to have good solid powerful bass on the air this is a key point that cannot be overlooked or loudness will be lost due to inefficient modulation Interfacing With A Digital Exciter Al...

Page 34: ...exactly the same as the previous de emphasis in the processor overshoots will occur Therefore it is far more advantageous to employ pre emphasis only once in the Omnia 3fm Turbo and then set the exci...

Page 35: ...in earlier products were that the presets were judged to be about 50 good and 50 bad That feedback indicated to us that we were probably about in the middle of the playing field with respect to where...

Page 36: ...ng rotate the jog wheel to cycle through the three choices None 50 s or 75 s Click the jog wheel to set the de emphasis selection If choosing a de emphasis time constant be sure it matches the pre emp...

Page 37: ...o observe pilot modulation Then adjust the composite output level so that the modulation monitor s display matches the pilot level previously set on the Omnia 3fm Turbo Total modulation will then be a...

Page 38: ...Up Gain Mid Limiter Input Source Gate Threshold MID AGC Drive Mono Mode Attack Limit threshold Preemphasis Release Attack Enhancers Make Up Gain Release Output Submenu Settings Deep Bass Gate Thresh H...

Page 39: ...an effort to create a generic starting point for the respective formats In some markets these presets may sound too strong or aggressive In others they might not be enough Our experiences with the pre...

Page 40: ...ion controls have been provided after the Omnia 3 am clipper section in order to compensate for certain design deficiencies in older transmitters Particularly in plate modulated AM transmitters inters...

Page 41: ...cillator to the Omnia 3am audio inputs Set the oscillator to provide a 50 Hz 0dBu output 3 Adjust the Omnia s input level controls so that at least 10 dB of gain reduction is seen on the Wideband AGC...

Page 42: ...Low Frequency Tilt Equalization Adjustment Examples Insufficient Tilt Equalization Proper Tilt Equalization Or a transmitter that does not require it Excessive Tilt Equalization 42...

Page 43: ...hresh Left Input Release Right Input Make Up Gain M ID Lim Input Phase Gate Threshold Lim Thresh Input Source Attack Mono Mode Release Enhancers Hold Thresh Output Submenu Settings Deep Bass Parameter...

Page 44: ...e exercised to prevent ground loops and other connection problems In the case where the PC card audio inputs are unbalanced typically an RCA or mini phone jack is used connect the signal output pin 2...

Page 45: ...e A G C D rive R e le a s e A t t a c k H o ld T h re s h L e ft In p u t R e le a s e R ig h t In p u t M a k e U p G a in M I D L i m In p u t P h a s e G a t e T h re s h o ld L im T h re s h In p...

Page 46: ...ts try to articulate and write down your goals Do you want a little more loudness or presence on the dial Are there certain characteristics of the sound of other stations in your market that you want...

Page 47: ...why spreading the adjustment period over a number of days is recommended If it still sounds good after you have slept on it quit adjusting If it does not continue with small iterations until you re s...

Page 48: ...e initial adjustments along with small amounts of limiting Once adjusted the Wideband AGC section will be deep in gain reduction although with little movement and limiting action will be minimal When...

Page 49: ...sult in more processing For example attack and release times become smaller as the wheel is rotated clockwise While this may at first seem counter intuitive it provides consistency across all the cont...

Page 50: ...n Phat Bass EQ Phat Bass is a unique enhancement that adds filtered harmonics of the lower registers to the upper bass frequencies The algorithm extracts information contained in the initial attack to...

Page 51: ...rs is controlled by the Xover in all styles except Omnia 3fm Turbo where there are Drive controls in each limiter block Most menu items are identical to the corresponding AGC controls The Hold Thresh...

Page 52: ...Clipper reduces overshoots in the sample rate converted signal path from a worst case of 20 to less than 3 Final Limit Omnia 3net drm only This is the final limiter that operates in place of the clip...

Page 53: ...et Using the Preset sub menus under the Utility menus as discussed in the previous section the Delete option can be accessed For a detailed description of how to use this function see the Audio Proces...

Page 54: ...e audio level is in effect running into the brick wall This may cause the audio to sound broken up torn rough or edgy As you might imagine the harder limiters and clippers are driven the louder the pe...

Page 55: ...nsity Also an increase in clipping will further aid this The effect of the processing set in this manner is that the audio is consistently loud at all times The drawback is that the density can cause...

Page 56: ...muscle Making changes to this characteristic is done using these parameters in the order listed 1 Increase the amount of Bass boost 2 Increase the drive to LF Lim with the appropriate control in the...

Page 57: ...OFF LINE will be displayed where the Preset Name and System Time will be displayed once the remote connection is made All metering activity is also at idle Omnia 3fm Turbo Remote Control as it appears...

Page 58: ...ia 6EX and Omnia Toolvox Setting Up and Configuring Omnia Remote Control The Remote Control Program for the Omnia 3fm Turbo is specific to the Omnia 3fm Turbo As stated earlier Omnia Remote Control pr...

Page 59: ...n the Properties Window of the dialog box it s a good idea to edit the connection name to match the type of connection you wish to configure The three available connection types are via Direc via Mode...

Page 60: ...ly inserted into the lower PC Card slot ctor to extend the modular telephone ot orts nearly every Hayes command set compatible modem available Please note that in order to he Omnia 3 s RS 232 port doe...

Page 61: ...o DCE or DTE to odem Card is connected Then fill in the Password box the default password is tomtom lower case only The password the File Menu Change Password option Note that you must be connected DT...

Page 62: ...ble busy detection enable dial tone detection X3 Enable busy detection disable dial tone detection X4 Busy and dial tone detection enabled Given this information a possible initialization string examp...

Page 63: ...se The Remote Control software allows multiple connection profiles to be created so that a mix of connection types Direct nicating with Note These connection settings are stored in a small binary file...

Page 64: ...g to the Options Menu selecting Auto Connect to Last Then the program will always connect to the Omnia 3 using the last used startup connection entry Note that if you have not entered a Password while...

Page 65: ...rate Setting this to the highest available setting is fine Once these parameters have been set one can now log onto the Omnia 3 by typing login tomtom enter at the prompt If the prompt does not show u...

Page 66: ...d initiates the programmed function associated with the Trigger LOW command and moving the connector pin from a grounded to a floating condition issues the Trigger HIGH command Trigger Control by Appl...

Page 67: ...e Trigger Interface Script Editor that is contained within the Omnia Remote Control software The Script Editor runs in a separate window from the Remote Control window The Editor window is opened unde...

Page 68: ...ve been divided by general in and then the enter or return key is pressed If the command is executable e g then the command is run e g a table of the dayparts is displayed otherwise the cursor simply...

Page 69: ...GY enter Comm Non System Parameters paras paras Lists the mod Example paras enter displays the parameters for the current preset paravalues index para para index paravalue S Omnia 3fm Turbo System Par...

Page 70: ...sparavalue index all System pa k to their factory defaults sysdefaults Restores the stem attributes back to their factory defaults To s ve all System settings to the rear pa a syssav system attributes...

Page 71: ...o test the scripts click the Test button above each edit box If no errors or other displays are shown then your script is ready to be used or saved An error indication typically indicates you have a t...

Page 72: ...open One Way Script Functions You may also create scripting functions that do NOT return to another value when the remote contacts are opened To do this you use the Go LOW script only and do not put...

Page 73: ...e New or Modify Schedule window in the Remote Software Only and the syntax is the same as for the Trigger Scripts described in the previous section The Daypart Scripts editor is accessed from the New...

Page 74: ...rosoft Windows N product and versions of Omnia Remote Control for our other audio processors will not work with Omnia 3 Further version 3 4 0 and above of the Remote will not work with Omnia 3 net or...

Page 75: ...anges are made to your computer system or to your Windows registry Using standard Windows procedures create a new folder by the name you wish to use and place a copy of O3remoteXXX exe When the progra...

Page 76: ...radio buttons Use COM for modem or direct serial connections If you wish to connect over a network using the optional Ethernet interface choose TCP IP When you do this the parameters required for the...

Page 77: ...lar telephone jack Using a standard RJ 11cable connect your telephone line to the Omnia modem Make a note of the Note The modem card can only be safely installed and removed when the Omnia s power is...

Page 78: ...ype A null modem cable will not work Connecting via Modem he Omnia 3 s optional Modem Card Configure a new connection also entering the telephone number to which t is connected Then fill in the Passwo...

Page 79: ...etection and esources on the World Wide Web pertaining to the possible Hayes command set initialization string options You can locate such resources by using the search text Hayes Command Set in your...

Page 80: ...The Remote C f connection types Direct nicating with ection settings are stored in a small binary file named connect dat located in the same folder Connecting via Ethernet Network For Network connect...

Page 81: ...m automatically establish a connection by going to the Options Menu selecting Auto Connect to Last Then the program will always connect to the Omnia 3 using the last used startup connection entry Note...

Page 82: ...rate Setting this to the highest available setting is fine Once these parameters have been set one can now log onto the Omnia 3 by typing login tomtom enter at the prompt If the prompt does not show u...

Page 83: ...d initiates the programmed function associated with the Trigger LOW command and moving the connector pin from a grounded to a floating condition issues the Trigger HIGH command Trigger Control by Appl...

Page 84: ...s contained within Remote Control software The Script Editor runs in a separate w Editor window is opened under the Options menu Edit Trig computer running the Remote Software must be connected to and...

Page 85: ...nter or return key is pressed If the command is executable e g parts then the command is run e g a table of the dayparts is displayed otherwise the cursor simply moves to the next entry line Dayparts...

Page 86: ...Omnia 3 System paramet overall operation such as Input and Output Gains Pre emphasis De emphasis etc These parameters would NOT be saved with individual presets but instead are saved using the Save T...

Page 87: ...3 60 V 9 Pilot Level n a 10 Phase Adjust n a 11 Deemphasis n a 13 Analog Phase 1 14 LED Source 0 15 Backlight 70 16 Contrast 50 17 Headphones 10 0dB 18 Separation n a 19 Editing Mode EXPE 21 Composit...

Page 88: ...a 3 says to edit the Input Left The dB inally spara 4 says to edit the Input t 3 0dB and Script box should look like syspara Trigger Script Exam return the Omnia to analog input and set the input gain...

Page 89: ...ter This tells the processor to set the right input level to 0 0dB syspara 4 says to edit the Input Right setting The 91 says to select 0 0dB When you are finished the contents of the Trigger HIGH C s...

Page 90: ...that is to be used must first be programmed with a trigger script for the desired Go High and Go Low logic To execute the Go Low script a trigger input pin is connected via a sustained contact closure...

Page 91: ...nia Remote Control is connected by Ethernet at the time the meters on Omnia Remote and Omnia front panel will freeze However when the Omnia Remote control sess no Omnia Remote Control If you have not...

Page 92: ...p and error messages that may be encountered while troubleshooting the unit ver some basic troubleshooting techniques for isolating possible Om ho o obtain help or repair service from Omnia complete a...

Page 93: ...d DSPs 1 Work Load DSPs 2 Work Load DSPs 3 Work Load DSPs 3 Msg AES EBU Unable to read 8420 probably a rev G b Work Load DSPs 3 Work Preset Table Work Done Work AES EBU IO Work Command System Work Gra...

Page 94: ...lure message ns that the unit is detecting a the perspective of signal is also where the input gnostic and Erro he event that you need to contact Telos Omnia Customer Support for assistance please see...

Page 95: ...p w or when the Omnia booted up for the first time after the non volatile memory NVRAM has been cleared su after replacement of the battery Resolution Simply click OK in the error dialog box and the e...

Page 96: ...tually Omnia 3 try to ascertain some preliminary information first before arking on an in depth problem solving mission Take time to carefully consider whether your unit falls into he unit is totally...

Page 97: ...are returned without a RA Return the Omnia in its original shipp box protects it as well as possible Damage caused by improper packaging is not covered under your warr Loaner units are usually availa...

Page 98: ...nly items are warranted to be free from defects in material and workmanship for a period of 90 te of receipt by the end user rranty is void if the Products are subject to Acts of God including without...

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