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i

AM-AUDIO-2 

PLUS

 

 

2RU Multi-Channel Audio Monitor 

 

 

 

User  Guide 

 

 

Part Number 82180

8

-1, Revision A 

 

 

Summary of Contents for 8114-0450

Page 1: ...iAM AUDIO 2 PLUS 2RU Multi Channel Audio Monitor User Guide Part Number 821808 1 Revision A...

Page 2: ...ss or implied with respect to software documentation their quality performance merchantability or fitness for a particular purpose In no event will Wohler Technologies Inc be liable for direct indirec...

Page 3: ...FCC 8 ICES 003 8 CHAPTER 2 Local Operation 9 Operation 9 Startup 9 Front Panel 9 Rear Panel 11 SFP 2022 6 SFP 2110 Address Setup 15 Channel Meters and Touch Operations 16 Dolby Zoom Screen 18 Menu Op...

Page 4: ...e output on AES Pair 1 combined with a post fade output on the Analog XLRs 64 How do I make the XLR outputs follow the Audio Meter screen solos mutes while the AES Pair 1 does not 65 How do I route on...

Page 5: ...92 Additional Information 92 DanteTM Legal Disclosures 92 APPENDIX D Ravenna ZMAN Setup 93 Introduction 93 What is in the iAM AUDIO 2 PLUS for Ravenna 93 RAVENNA Compatible Talker Listener 93 AVB Ethe...

Page 6: ...reated and configured using local menus and a web browser over a network connection to the integral web server of the iAM AUDIO 2 PLUS The web server will also allow you to view the audio meters remot...

Page 7: ...des 1 75 Top and Bottom if either radiates heat 0 Top and Bottom if no heat Heat Dissipation The ambient temperature inside the mounting enclosure should not exceed 40 Celsius 104 Fahrenheit Adjacent...

Page 8: ...se of shielded cable however satisfactory results can sometimes be obtained without it The internal circuitry ground is connected to the chassis Power The unit connects to an AC mains power source 100...

Page 9: ...hannel pairs will either be in the muted condition or set in a predetermined way You may then use the Source and Channel controls to enable only the program channels you want to hear Front Panel The f...

Page 10: ...appears at the center top of the Meter Screen as follows 7 Source Turning this control right or left selects between the available licensed input sources The selected Source input is displayed in the...

Page 11: ...administrative tasks remotely The Wohler Web GUI is described in Chapter 4 of this manual Third party equipment connecting to the iAM AUDIO 2 PLUS via a LAN plugged into this port and using an API co...

Page 12: ...tall software licenses Figure 2 3 AES HD 15F Connector Pinout 7 AES Outputs This HD 15F connector provides 4 AES3id digital audio pairs 8 channels at a 48 kHz sample rate from selected monitored sourc...

Page 13: ...110 or 2022 6 Receiver This uses Multi Mode 850 NM LC fiber connectors It allows the iAM AUDIO 2 PLUS to monitor SDI audio transmitted in real time over Ethernet You must use the emSET configuration s...

Page 14: ...cam cables may be used and can be purchased by contacting Wohler Sales Refer to Figure 2 6 for the pinout of this connector Note PCM channels marked as data channels such as those containing encoded D...

Page 15: ...Secondary Gigabit Ethernet interfaces are provided with the AoIP option module SFP 2022 6 SFP 2110 Address Setup While the optional SFP 2022 6 and SFP 2110 modules monitor program audio created from...

Page 16: ...ific audio channel or pair Audio meters are displayed on touchscreen LCD display s in up to 8 channel pairs as shown in Figure 2 8 Figure 2 8 Audio Level Meter Screen 1 Channel Identifiers Above the l...

Page 17: ...st powered all of the channel pairs are muted Touching a muted channel pair un mutes it and removes the violet box Muting and un muting by touching is an alternate action function b Solo Selector Touc...

Page 18: ...7 Original Frame Rate 29 97 No of Program s 8 Channel Touch Selection Area 00 20 Dolby Mode Dolby Program 20 30 40 60 00 30 40 60 C C C C C C C C C L R Dolby E Exit Dolby SDI 1 Pair 4 Metadata Slider...

Page 19: ...ws the Main Menu Figure 2 10 Menu Tree System Options System Details Screen Main Menu Unit Settings Source Select Speaker Options Screen Network Settings Screen Factory Reset Screen Source Selection S...

Page 20: ...11 Figure 2 11 Main Menu Unit Settings Touching the Unit Settings selection on the Main Menu screen proceeds to the Unit Settings Menu which contains additional menu selections The Unit Settings Menu...

Page 21: ...ix The control can be touched and moved left or right to adjust in 2 dB increments After touching the Treble control the Channel knob can also be turned to make the adjustment 2 Low Cut Low Cut is pro...

Page 22: ...l be applied to the audio meters Figure 2 14 Meter Scales Screen The controls function as follows 1 Scale This meter scales standard to be used when displaying audio levels A choice of seven scales is...

Page 23: ...oating Segment Not Displayed When you have made your choices touch Save to retain them Touch Back to exit this screen Default Color Bounds Default Ballistics Scale Bottom Limit Top Limit Default Refer...

Page 24: ...increase the brightness 3 AES termination AES signals should have one and only one termination This termination should physically be at the last destination of an AES coax cable If the iAM AUDIO 2 PLU...

Page 25: ...rally it is useful to monitor the relative phase of stereo pairs However sometimes each channel of a pair is unrelated to each other This can be because the channels are used to convey two independent...

Page 26: ...urces so that they may be used contact Wohler Technologies Figure 2 19 shows the Source Select Menu Figure 2 19 Source Select Menu Source Select Menu MADI BNC AoIP SDI 1 MADI OPTICAL AES SDI 2 SFP Ana...

Page 27: ...H 49 64 AoIP CH 17 32 AoIP CH 33 48 Back Touch Back to return to the Source Select menu or touch Menu to return to the Main Menu Presets Presets are pre arranged input and monitoring setups that can b...

Page 28: ...reen is shown in Figure 2 21 Figure 2 21 Preset Favorites Screen Preset Favorites Comedy Time Satire Today 1 of 1 Menu In this screen the currently selected Preset is shown in bright yellow Touch any...

Page 29: ...select which Preset containing Group to examine After selecting one of the Groups the Preset Selection screen shown in Figure 2 24 is shown Figure 2 24 All Presets Screen Preset Selection Preset Page...

Page 30: ...y the Loudness Meter button proceeds to the Loudness Meter Screen as shown in Figure 2 26 Figure 2 26 Loudness Meter Screen 24 9 6 3 Ref 3 6 9 12 15 18 21 LU M LRA 0 1 PROG 21 5 MAX 20 1 TP 20 0 Menu...

Page 31: ...program period shown as TP 20 0 above Note Further and more detailed descriptions of all of the above Loudness terms may be found in the ITU R BS 1770 3 loudness standard The controls available on th...

Page 32: ...reen can be manually used to begin and end a loudness measurement interval The reading for that interval is then held on the Loudness Meter 2 Continuous Touch the Continuous button to enable Continuou...

Page 33: ...all of the above Loudness terms may be found in the ITU R BS 1770 3 loudness standard When you have completed reviewing or changing the settings touch the Loudness Meters button to go the Loudness Met...

Page 34: ...Screen 1 To change the IP Address Net Mask Gateway or DNS tap the item you would like to change A keypad will appear as shown in Figure 2 30 Figure 2 30 Network Configuration Setting Change 2 Touch th...

Page 35: ...addressing scheme change touch the Save button This will save the changes you selected 2 Touch the Cancel button to return to the previous screen without saving any changes Important There is no confi...

Page 36: ...rect an issue The System Reboot function should be used with a bit of forethought It puts the system out of service for several minutes while it is rebooting Figure 2 32 System Reboot System Reboot Ar...

Page 37: ...locally from the iAM AUDIO 2 PLUS front panel follow the procedure in the Local Update from the Front Panel section of Appendix A Figure 2 33 System Update Screen System Update Back Software Version 0...

Page 38: ...m everything from the start Figure 2 34 Factory Reset Factory Reset Set system to factory default settings No Yes Back Note Factory Reset will also reset your IP address to the default one After a Fac...

Page 39: ...oduct Serial Number Software Version and various other information Figure 2 35 System Details Screen System Details System State Mode System IP Address Valid Normal 169 254 1 100 Menu Software 1 0 7 S...

Page 40: ...e PPM Level Meter Scale Choice of AES BBC DIN EBU EXTVU NORDIC or VU Sample Rate 48kHz De Multiplexing 16 channels from 16 channel SD HD 3G SDI 64 channel AES10 MADI SDI Inputs Outputs 2 SDI Inputs an...

Page 41: ...balanced Analog Input Impedance 40k balanced Analog Outputs Stereo XLR 3 Male balanced 28 dBU max Analog Output Frequency Response 40 Hz to 20 kHz 1dB Analog Output Distortion 0 01 THD N Analog Outpu...

Page 42: ...on key Use emSET to configure SFP SFP 2110 829086 SMTPE 2110 receiver Multi Mode 850 NM LC fiber connectors SFP module with software activation key Use emSET to configure SFP SFP 2110 2022 6 829087 SM...

Page 43: ...170 Enable monitoring of 8 Analog channels on DB 25 TOSLINK included OPT DANTE iVAM 829172 Enable decoding and monitoring of DanteTM input streams Includes AoIP card Enables 2 x RJ 45 ports for 2022 7...

Page 44: ...B L R 2 Toslink SPDIF Input 4 Stereo ADCs L R 4 Stereo DACs L R Primary 1 GB ENET Toslink SPDIF Input Secondary 1 GB ENET AoIP SFP Cage for Fiber Module Stereo A D Converter L R Balanced Analog Stereo...

Page 45: ...uld require more scrolling making operation challenging The Chrome web browser is recommended for speed and compatibility First Time IP Assignments The iAM AUDIO 2 PLUS can operate with a static fixed...

Page 46: ...ork Immediately after the host setup is complete change the iAM AUDIO 2 PLUS s address Make the corresponding address mask and gateway changes in the iAM AUDIO 2 PLUS Network Setup page Refer to the N...

Page 47: ...should usually be 255 255 255 0 unless your network can work across multiple subnets 4 Gateway Address This should usually be the same domain and subnet address numbers as the IP Address but with the...

Page 48: ...de The Dashboard page shows all of the available Preset configurations at a glance The iAM AUDIO 2 PLUS allows you to assign Presets to particular groups In Figure 4 3 two groups Operator 1 and Operat...

Page 49: ...e upper right of the screen This enables you to see the total number of Groups Presets and Favorite Presets in the iAM AUDIO 2 PLUS Use the button as shown in Figure 4 4 to toggle between Favorite Pre...

Page 50: ...or a Preset are 1 Delete Remove the Preset from the system Do Not delete the currently active Preset 2 Rename Rename the Preset but keep all of its other characteristics 3 Make Favorite Make this Pres...

Page 51: ...1 Figure 4 6 Dashboard Group Edit The Edit options for a Group are as follows 1 Delete Delete the Group and all of the Presets it contains 2 Rename Rename the Group but keep all of its other character...

Page 52: ...o remotely display the audio meters of the iAM AUDIO 2 PLUS This display is shown in Figure 4 7 Also displayed is the name of the source that the meters are displaying In Figure 4 7 this is SDI BNC 1...

Page 53: ...on is made as to whether an alarm should be displayed 3 LRA Window This is a moving window of time over which the loudness measurement is made 4 Default Cluster When a Metering Screen is entered this...

Page 54: ...making the settings click Apply to save them or click Cancel to discard them Phase Indicator Configuration Tab The Phase Indicator Configuration tab is as shown in Figure 4 9 It allows you to select w...

Page 55: ...m an existing Preset To create a new Preset enter the name for the new Preset in the field to the left of the word Preset Then make all of the settings needed and save it To make changes to an existin...

Page 56: ...eft of the screen 5 Autofill Selection If you simply want to map all 16 input channels to all 16 meters in the same order click the Autofill button The Preset Input Output Matrix will automatically fi...

Page 57: ...ure 4 11 It allows you to select which channel pairs will receive a phase meter on the Metering Screen in this Preset Generally it is useful to monitor the relative phase of stereo pairs However somet...

Page 58: ...nels are routed to which outputs It then appears as shown in Figure 4 13 This very flexible capability allows you to route signals according to Preset or as a default for the whole system Refer to the...

Page 59: ...reating a Preset or making changes to a Preset either click the Save button to save the Preset click the Save Apply button to save the Preset and make it the current Preset or click the Reset button t...

Page 60: ...Figure 4 14 use the following steps to set up a Dolby Preset 1 Click the Dolby Input Source as indicated in Figure 4 14 A list of all of your physical inputs will display Select the one containing the...

Page 61: ...or the OPT OUTPUT ROUTING feature If Output Routing is not licensed then any of the inputs can be monitored in stereo or mono only through the internal speakers The headphone jack the analog XLR outpu...

Page 62: ...AoIP Pair 9 DANTE RAVENNA Selected inputs will be mixed to AoIP transmit channels 59 and 60 Note that configuration for channels 1 58 is not supported Use a Dante Controller or Coveloz web interface...

Page 63: ...rol knob as are any outputs that are in Speaker Mix mode Typical Questions Regarding Output Routing The questions and thoughts in this section are commonly asked by people when setting up the licensed...

Page 64: ...ting presets and when you don t change the Output Routing unique to any Preset Changes to either of these are disabled if the OPT OUTPUT ROUTING license is not purchased How do I route whatever is bei...

Page 65: ...the Solo Mute column The setting shown above determines that outputs will follow the Audio Meter screen solos mutes for the XLR outputs because the checkbox is checked It is not checked for the AES ou...

Page 66: ...g Source Select How would I configure different outputs for Source Select choices Use the Global Output Routing settings to determine how the outputs are configured for source select options The Globa...

Page 67: ...utomatically muted when a headphone is inserted into the Headphone jack As shown below if a headphone is inserted then the output on the Analog XLRs will be muted while the audio on AES Pair 1 will re...

Page 68: ...Replication Preset Replication allows you to copy presets from a master unit to multiple iAM AUDIO 2 PLUS units This can save a lot of setup time if multiple units all need basically the same setup T...

Page 69: ...le This determines the source of the Presets to be copied Preset Files would be files that you have previously stored in the computer running the Web GUI You may add a descriptive name or version to t...

Page 70: ...are explained in the following three sections System Information This tab displays a variety of information about the iAM AUDIO 2 PLUS It is shown in Figure 4 18 This information could be useful to v...

Page 71: ...seful to view if you need to ascertain what module if any is installed or if you are contacting Wohler Technical Service Figure 4 19 SFP Information Tab System SFP Information AUDIO 2 PLUS Note SFP In...

Page 72: ...hese numbers Figure 4 20 Licenses Tab System Licenses AUDIO 2 PLUS The example above shows an iAM AUDIO 2 PLUS with license keys for inputs and license keys for SFP modules installed To enter the lice...

Page 73: ...hould perform a Factory Reset do not click the Initiate Factory Reset button Contact Wohler Technical Service for advice Note Factory Reset will also reset your IP address to the default one After a F...

Page 74: ...rrect an issue The Reboot System function should be used with a bit of caution It puts the iAM AUDIO 2 PLUS out of service for several minutes while it is rebooting and this may unexpectedly interfere...

Page 75: ...ont panel USB socket and the update is then accomplished using the self contained menu system If this method seems most suitable then refer to the Local Update from the Front Panel section of this cha...

Page 76: ...fics of download and file transfer to the USB flash drive 2 Insert the USB flash drive with iAM AUDIO 2 PLUS update package s into the front panel USB jack 3 From the Menu screen touch System Options...

Page 77: ...out touch No After you touch Yes the screens will change as shown in Figure A 4 The message on this screen will change as the upgrade progresses The left screen will display Software Upgrade in Progre...

Page 78: ...UDIO 2 PLUS with the Wohler Web GUI Navigate to the System System Update menu as shown in Figure A 5 If the iAM AUDIO 2 PLUS has recently been powered and it contains the Dolby Decoder option then a m...

Page 79: ...te Verification 6 Next the update begins showing the screen in Figure A 8 The circle in the center of the screen along with status messages below it will indicate the progress of the update Figure A 8...

Page 80: ...election window will open as shown in Figure A 9 Figure A 9 System Update Menu 2 Click the two update files One will have a suffix of wx and the other will have a suffix of md5sum If you make a mistak...

Page 81: ...alid Checksum AUDIO 2 PLUS 3 At this point wait for the update to complete It may take several minutes but it is critical not to disturb the iAM AUDIO 2 PLUS or the Web GUI until the update process is...

Page 82: ...Update Remote System Update menu The screen shown in Figure A 12 will appear and the Web GUI will scan the network for any active iAM AUDIO 2 PLUS units Figure A 12 Scanning for iAM AUDIO 2 PLUS Units...

Page 83: ...Selected Devices The window shown in Figure A 14 will appear Figure A 14 Apply System Package 5 Click Apply System Update The screen shown in Figure A 15 will appear This screen contains a table show...

Page 84: ...IO 2 iAM AUDIO 2 AUDIO 2 PLUS iAM AUDIO 2 PLUS iAM AUDIO 2 PLUS Wohler iAM AUDIO 2 PLUS version 1 6 52 will be applied 6 At this point wait for each update to complete It may take several minutes but...

Page 85: ...P signal using network fiber SFPs These are 1G SFP slots The SFP slot always acts as a primary interface On iAM AUDIO 2 PLUS the AoIP source can be selected through the Source Select option The iAM AU...

Page 86: ...DIO 2 PLUS The iAM AUDIO 2 PLUS transmits up to 20 channels 1 to 16 are the monitored channel in prefade mode The remaining four are reserved for future use Currently they are mapped to channels being...

Page 87: ...hat will not change the iAM AUDIO 2 PLUS unit name appearing on GUI pages and iAM AUDIO 2 PLUS Remote Metering or Discovery pages Figure B 3 iAM AUDIO 2 PLUS Name During initial setup you may want to...

Page 88: ...Figure B 5 The iAM Brooklyn Dante card will serve as a temporary fallback clock source if preferred masters are interrupted It functions as an accurate slave clock synchronized to the master clock on...

Page 89: ...he Device View AES67 Config menu enables disables AES67 Figure B 6 AES67 Enable Disable Further Dante AES67 discovery and operational protocol requires manual assignments for static multicast transmit...

Page 90: ...Page 90 Figure B 7 Device View Network Config...

Page 91: ...lticast Flows window shown in Figure B 8 Figure B 8 Multicast Device Lock Audinate recently added a feature whereby a remote controller can send a command to lock Dante network device configurations T...

Page 92: ...s any applicable technical notes available Additional Information The following links are provided for those who need more information about the Dante controller or the Dante Firmware update manager h...

Page 93: ...features RAVENNA Compatible Talker Listener 1 RFC 3551 RTP Profile for Audio and Video Conferences a L16 16 bit linear format defined in RFC 3551 clause 4 5 11 b L24 24 bit linear format defined in RF...

Page 94: ...rging Ravenna card runs specific firmware from Merging and augmented by Wohler for use within the iAM AUDIO 2 PLUS The card will not function correctly if the user downloads and installs firmware from...

Page 95: ...vice Name Enter a useful Device Name for the card which will show up on other Ravenna devices on the subnet 2 Sample Rate 44100 48000 88200 96000 176400 192000 352800 384000 3 Frame size 1Fs current f...

Page 96: ...ou must first check the Manual checkbox a Priority 1 is the main priority value b Class This is the Device class This value should not be modified c Accuracy This field cannot be modified d Priority 2...

Page 97: ...Streams are to be Sourced from this card It is shown in the following figure Figure D 3 Getting Started Session Sources The elements of this tab are as follows 1 Create session button Create a new ses...

Page 98: ...the stream The drop down menu allows selection of specific channel range if the number of channels is less than 8 14 The URL of the SDP of this session This allows saving of the Session Description in...

Page 99: ...ate the connection status 0x10 receiving RTP packets OK 0x01 wrong RTP sequence id 0x02 wrong RTP SSRC 0x04 wrong RTP payload type 0x08 wrong RTP SAC 0x20 stream has been muted 0x40 Horus implementati...

Page 100: ...puts and or Outputs Figure D 5 Getting Started Ins Outs Getting Started I O Router This page allows remapping of incoming channels to different internal channel assignments For example Stream channel...

Page 101: ...MAN device in Aneman This brings up the browser page with tab set to General configuration GUI for the ZMAN card This is shown in Figure D 1 Use the following procedure 1 Select the Session Sinks tab...

Page 102: ...Flows to higher channel ranges For example for monitoring 2 SDI sources four 8 channel Flows assign two flows to 1 8 and 9 16 and the next SDI signal to 17 24 and 25 32 Touch the iAM AUDIO 2 PLUS AOIP...

Page 103: ...alized with the correct Wohler firmware load In case of future upgrades use the following steps 1 In Aneman right click the ZMAN entry on the bottom Devices section and select Maintenance Mode This br...

Page 104: ...The API uses JavaScript Object Notation JSON as its communication language Follow the instructions in the First Time IP Assignments section of Chapter 4 to achieve the required network connection API...

Page 105: ...umberOfMeters 2 FirstMeter 1 Name Stereo 2 0 1 Type Stereo MuteOnPresetRecall true NumberOfMeters 2 FirstMeter 3 Name Stereo 2 0 2 Type Stereo MuteOnPresetRecall true NumberOfMeters 2 FirstMeter 5 Nam...

Page 106: ...s 2 FirstMeter 15 Name Stereo 2 0 8 Type Stereo MuteOnPresetRecall true MeterSet 13 Source Slot 1 Cage 1 Channel 13 ConnectorType BNC InputNo 1 InputIndex 0 Type SDI VolumeDb 0 DelayMs 0 Speaker Left...

Page 107: ...Ms 0 Speaker Left 4 Source Slot 1 Cage 1 Channel 4 ConnectorType BNC InputNo 1 InputIndex 0 Type SDI VolumeDb 0 DelayMs 0 Speaker Right 16 Source Slot 1 Cage 1 Channel 16 ConnectorType BNC InputNo 1 I...

Page 108: ...0 Cage 0 ConnectorType None Source Slot 1 Cage 1 Channel 5 ConnectorType BNC InputNo 1 InputIndex 0 Type SDI VolumeDb 0 DelayMs 0 Speaker Left 9 Source Slot 1 Cage 1 Channel 9 ConnectorType BNC Input...

Page 109: ...ource Slot 1 Cage 1 Channel 7 ConnectorType BNC InputNo 1 InputIndex 0 Type SDI VolumeDb 0 DelayMs 0 Speaker Left 10 Source Slot 1 Cage 1 Channel 10 ConnectorType BNC InputNo 1 InputIndex 0 Type SDI V...

Page 110: ...layMs 0 Speaker Left SystemClockSource Slot 0 Cage 0 ConnectorType None InputNo 0 Type None Pair 0 Favorite 0 PresetId 1 GroupName G1 3 GET list of groups presets Method GET api cf groups Example Resp...

Page 111: ...Method GET api op presets int presetID activate Example Response error null params PresetId 1 result PresetId 1 GroupId 1 PresetName SDI GroupName G1 5 POST to delete the group Method POST api op gro...

Page 112: ...esetID delete Example Response error null params PresetId 4 result PresetId 4 7 POST to rename group Method POST api op group int groupID newGrpNameSdi rename Example Response error null params GroupI...

Page 113: ...ample Response error null params PresetId 1 PresetName newPresetNameTest result PresetId 1 PresetName newPresetNameTest 9 POST to set preset as Favorite Method POST api op preset int presetID favorite...

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