Octopus MT454 User Manual - Phoenix Audio Technologies
Contents
1. User Manual Please read this manual carefully before using the Phoenix Octopus For additional help and updates refer to our website www phnxaudio com To contact Phoenix Audio for support please send a detailed e mail to support phnxaudio com Phoenix Audio Technologies Table of Contents AT OGUIGCUON erg A EEE 2 MD SCHICANONS naadaeenececsteteqncesrereeianskeenecesetat 2 Product CONCC DE aiannnsenscacasnnnnenaatecnweensancneead 3 TS LANG eea 5 Setup Wizard snc ccotercrtaninubitsertcneqvndini rreren 11 SSUP UU eere or N AE EN 15 l www phnxaudio com Introduction The Phoenix Octopus Conferencing Mixer utilizes Beamforming microphone array technology provides unlimited daisy chain capability and allows for multiple connectivity options all in a single easy to install box The Octopus gives the ability to mount microphones and speakers anywhere in the room ceilings walls and table tops It comes standard with USB and RCA connectors for VoIP and Video Codec connectivity with the option of adding a PSTN analog telephone interface or a digital telephone interface The Phoenix Octopus can be ordered with an optional 40 watt 4 output amplifier for powering speakers Each Octopus unit has four microphone inputs each of which can be set as Mic level 3V or 24V Phantom available or Line level Each of the four inputs can be set to participate in the Beamforming process or designated as a unique Auxiliary or Sound Reinforc2. Master or a Master unit using a standard XLR to XLR cable not supplied the Link Up of the lower level unit is connected to one of the microphone inputs of the higher level unit Note that with two layers one Master and up to four Slaves you can connect up to 16 Matrix microphones Stand Alone configuration with 3 Matrix microphones and 1 podium microphone faa a D M 3 pii ee f 7 a ey Hip Phoenix Audio Technologies www phnxaudio com Two layer configuration with 12 Matrix microphones and 1 podium microphone Three Slave units and one Master k Pee N cht Cram Crash sey fara a ae aN fora aa aa a N 5 AEH fsa oe cee fees coe a Gy Ye ey SY ey Ni pe Shy If your setup requires more inputs you need to create additional layers connect the lower level Slaves to mid level Masters Link Up to Mic input and so on At the top of the hierarchy will be a Master unit Connect the unique inputs SR and or AUX to the Master unit See an example of a three layer configuration below Phoenix Audio Technologies www phnxaudio com Three layer configuration with 20 Matrix microphones 1 podium microphone and 1 auxiliary input tape Five Slave units two mid level Masters and one Master yur Phoenix Audio Technologies i z P Tn rE an ae hy 14 oe aN re A me A A oe A C REE aii ERE as cae cae oe www phnxaudio com Speakers The loudspeaker signal can come from different communication source
3. setting A Master unit by definition is not connected to Matrix microphones therefore the input selections are limited to Slave SR and AUX See the details on setting SR and AUX channels in the Stand Alone chapter Phoenix Octopus Configuration Master Input 4 Setup For each channel set the input type and phantom status Set the gain as high as possible while keeping the signal unsaturated The selected channel signal is displayed and can be heard by connecting hearphones to the monitor jack IV V Use Input 4 Type C Slave C Sound Reinforcement Auxiliary Local Analog gain sow H Once the inputs are set the program will take you to the output level setting This screen is similar to the output setup screen of the Stand Alone unit please refer to that chapter for details www phnxaudio com Additional Settings Audio Setup Utility The Audio Setup utility can help you set some additional parameters These settings apply only to a Stand Alone or Master unit 3 Way setting The Octopus can communicate with up to 3 different sources at the same time the VoIP through the USB port Video Codec through the RCA jack and the optional telephone interface PSTN or DTI As such all three participants will hear the Octopus and the Octopus will hear all of them simultaneously However only two of the three can hear each other The user can select which will participate in the 3 way The three option
4. different telephone systems www phnxaudio com In addition the interface includes a double switch with four positions that is used to set up output level for different telephone systems The user initiates the call through the telephone and then switches to the Octopus by pushing the Headset button on the telephone just like using headset with the telephone The factory setting for the telephone switches delivers the lowest level output see gain diagram below We recommend that when tuning the unit you should start with this lowest level and increase the gain until the other side complains that the signal is distorted Note that these switches affect the output signal that goes to the other side and not the signal coming in OdB Factory Set Phoenix Audio Technologies 10 Note the Octopus can communicate in parallel with the VC IP link USB and either a PSTN or DTI the telephone interface only one telephone interface can be integrated into the Octopus Two of these three links can communicate with each other through the Octopus The user can select which two and set their volume levels separately More details in the following chapters www phnxaudio com Setup Wizard The Setup Wizard is used to configure the type of unit the input settings type level and phantom selection and setup the output level Additional settings are available through the Audio Setup utility Those include 3 way settin
5. ect a new type for the unit C Stand Alone C Waster C Slave If the unit is a mid rank unit such as a mid level Master then it should be setup as a Slave The following paragraphs detail the setup steps for each of the Octopus s types Since some of the setting screens of various types are similar the Stand Alone setup is the most detailed and we recommend that you read through it even if you are not setting your system as such Setting a Stand Alone unit SA units include all the connections inputs outputs and far end therefore you will be guided though the setting of the loudspeakers volume the microphones and the output In the first step you are setting the room s loudspeakers volume You can play either a music file or speech and setup the speakers volume to the wanted level www phnxaudio com When setting the loudspeakers volume you should keep in mind that you need to avoid saturating the microphones with the speakers signal i Phoenix Octopus Configuration STAND ALONE Speaker Setup To test the speaker push the Play Voice or Play Music buttons and set the volume to an adequate level Speaker Play Music Play Voice The next step guides you through the setting of the four inputs of the units each can be set as a microphone Ta Phoenix Octopus Configuration Stand Alone Input 1 Setup For each channel set the input type and phantom status Set the gain as high as possib
6. ement channel The Octopus utilizes Phoenix Audio s proprietary Beamforming algorithm It performs echo cancellation noise suppression and de reverb filtering to rid the send signal of unwanted echo and reflected sounds Specifications For Mic level 90mVpp Max Inputs Link Up level Line 1 8Vpp fixed Designation Microphone mixer inputs Auxiliary Sound Reinforcement Impedance 25 ohm Number of inputs 4 per unit Frequency response 20 Hz 16 KHz Phantom User selectable 3V 24V or none for Line inputs Connectors XLR Audio Far End In Input Impedance load Connector RCA 3V Phantom 2K ohm Impedance 100K ohm 24V Phantom 590 Ohm Level 1 8Vpp No Phantom 2K ohm Maximum input level 1 8V Gain Far End Speaker out Gain User selectable OdB to 42dB in 6dB steps Connector 2pin terminal block Frequency response 20 Hz 16 KHz Impedance 25 ohm Level 1 8Vpp Max Audio Out Connectors RCA and XLR the XLR is re assigned as Link Up when Com Port RS232 protocol available upon request the unit is configured as Slave Level Line or Mic level user selectable Power 5V 200mAmp through the USB connector For Line level 1 8Vpp Max Phoenix Audio Technologies 2 www phnxaudio com Product Concept The Octopus is designed for easy installation and setup therefore the microphones are mixed automatically utilizing a sophisticated Beamforming mixer algorithm This means that the Octopus will assess the signals pic
7. gning amp Installing the Octopus System For optimal performance we recommend the following steps while setting up the Octopus system 1 Making all the necessary connections including the microphones speakers communication interface s and controls 2 Using our Setup Wizard to configure the unit s set tune and test the microphones and speakers connections 3 Using our Audio Setup utility for further settings The following chapters will walk you through these three steps Making the Connections Microphones Inputs If your setup includes up to four inputs including Matrix microphones as well as SR and AUX inputs you should configure the unit as a Stand Alone unit configuration is done with the Setup Wizard and is explained in detail in the next chapter Connect your inputs to the Mic inputs on the back panel using standard XLR connections see diagram below If your setup includes more than four inputs you need to use several units depending on the number of inputs and connect them in our unique Layered Star expansion configuration In this configuration the Matrix microphones unlike SR or AUX input are connected to lower hierarchy level units which will be configured as Slaves up to four microphones per Slave so if you have 5 8 Matrix inputs you need 2 lower level Slaves 9 12 inputs you need 3 lower level Slaves and so on Up to four Slaves are connected to either a mid level
8. gs color frequency response settings and more and will be detailed in the next chapter Setting the units is performed one unit at a time Plug your laptop to the USB port of the unit being set and run the Setup Wizard software We recommend that you start with the lower ranked units to which the Matrix microphones are connected and go up the ladder Please note that in order for the Beamforming algorithm to perform properly all the microphones participating in the Matrix must have the same sensitivity Therefore when you setup any microphone all the microphones connected to the same unit will automatically be set to the same sensitivity level Furthermore in a multi unit setting when you setup the next Slave unit the software remembers the last microphone setup and will recommend that you use the same parameters and will copy paste them for you If you change the settings of a microphone along the way the software will recommend that you go back to previously set Slave units and reset them with the new level The opening screen of the Wizard program sets up the unit type You can select one of three types Stand Alone Master or Slave If your unit has previously been programmed the Wizard program tells you which type the unit is set to and allows you to either keep it or change it Phoenix Audio Technologies Ta Phoenix Octopus Configuration Unit Type Selection 11 You are re configuring an Octopus MASTER unit Sel
9. ked up by all the microphones and decide instantaneously which one will take part in the mixing and with what level of emphasis weight At any point any number of microphones can take part in the mixing from a single microphone to all of them the unit will make the assessment automatically and will control the mixing parameters The user does not have to and actually cannot control the process The microphones that are selected to take part in this automatic process are referred to in this document as Matrix microphones In addition to the Matrix microphones the user can define up to four unique input channels each of them can be designated as Sound Reinforcement referred hereon as SR or Auxiliary referred hereon as AUX Both types of unique channels will be summed with the Beamforming output they will also be summed with the incoming far end signal and played through the local speakers the user can control the level of local playback for each unique channel separately and independent from the far end playback level These channels can be used for local amplification of a podium microphone SR channel or local amplification of a pre recorded presentation AUX The difference between these two types is in the way the echo and feedback cancellers treat them Each Octopus unit can manage up to four input channels but is capable to connect to other Octopus units for an unlimited expansion For the expanded se
10. le while keeping the signal unsaturated The selected channel signal is displayed and can be heard by connecting hearphones to the monitor jack iV Use Input 1 Type Microphone C Sound Reinforcement Auxiliary Analog gain 42 0d8 Phantom Phoenix Audio Technologies 12 meaning Matrix microphone SR channel or AUX channel You can select whether the input requires a Phantom supply and if yes whether it is 3V or 24V You can then increase decrease the input level monitor the signal on the scope on the right hand side record the signal play it back and save it into a file During the entire session the microphone inputs are routed to the Monitor jack front panel so that you can listen to it in real time using a set of headphones Each time you click Next the program jumps to the next input You can move forward backward using the Next and Back buttons or just click on the relevant input Remember when you change the settings of a microphone the same setup will apply to all the microphone channels If this is not the first Slave you are programming and you change the setting the program will recommend that you go back to the other Slaves and re set their inputs to match the last setup If you designate the inputs to be either SR or AUX channels you will have the option to set the level of the local sound this slider controls the level in which this channel will be played through the room s speaker
11. lider position at the maximum level 7i Phoenix Octopus Configuration STAND ALONE Output Setup To test the microphone speak to it and set the volume to an adequate level Output Output Level Microphone F i Line x Record Phoenix Audio Technologies 13 www phnxaudio com Slave A Slave unit by definition is not connected to the room s speakers or to the communication channel Therefore the only things you set are the inputs The Input Setup screen is similar to the Stand Alone units setup screen but it does not allow you to designate a channel as AUX or SR these channels can only be connected to a Master unit Please refer to the Stand Alone setting chapter for detailed explanation on how to set the input levels ti Phoenix Octopus Configuration Slave Input 1 Setup For each channel set the input type and phantom status Set the gain as high as possible while keeping the signal unsaturated The selected channel signal is displayed and can be heard by connecting hearphones to the monitor jack a IV Use Input 1 lV Type Microphone C Slave g Analog gain 42 008 H Phantom B r y f Record Master The first screen in setting a Master unit is setting the speakers volume which is similar to the first screen of a Phoenix Audio Technologies 14 Stand Alone unit please refer to the Stand Alone setting chapter for details The next screen is the input
12. n you select If you are experiencing difficulty please send an email to the Advanced mode and the sliders change their Tech Support at support phnxaudio com or call our functionality depending on the selection of the 3 way if the technical support department telephone numbers available selection was VC lt gt PC then the sliders will control the VC on our support page at www phnxaudio com and the PC volumes In addition you can set the Bridge level i e the level of signal going from one of the 3 way participants to the other and back Color Filter You can select to apply a Color Filter on the output or input speaker s signal Select the option from the Audio Utility menu and select a filter from a list of 8 pre set filters Speaker Color Filter 5 Default Vocal Boost Classic Pop Bass Lift Strings Mid Boost Dull ceal hi a b bi Phoenix Audio Technologies 16 www phnxaudio com
13. nix Audio Technologies work with any OS for data communication including MAC and Linux However the controls including the Setup Wizard and Audio Setup utility are only available on Windows OS Analog Telephone PSTN the PSTN interface optional is intended to be used with analog telephone lines Public Switched Telephone Network It will connect the Octopus directly to the line the telephone jack in the wall through a standard telephone cable the same one used to connect the telephone to the line One side of the cable should be plugged into the telephone jack in the wall the other side into the wider jack of the interface module on the left The right jack narrower is used to connect a dialer to the Octopus Phoenix offers an external dialer module Alternatively the user can use a soft dialer available for a free download on our website or use a third party controller AMX Crestron or other that supports our dialing protocol The dialer soft or hard is used to off hook the system dial and on hook it again just like any telephone Digital Telephone DTI the DTI interface optional is essentially an analog connection that is designed to connect to a digital telephone through this telephone s headset jack Since most if not all digital telephones come with an RJ9 jack for the headset connection the DTI interface has an RJ9 jack as well and is provided with two RJ9 RJY cables that will work with
14. phnxaudio com Panels Overview Front panel includes e On Off switch e Power LED indicator e 1 4 audio Monitor jack this jack is used for setting and testing the unit During setup with the Setup Wizard the microphone inputs and the system output will be assigned to this jack depending on the setting phase see details in the Setup Wizard chapter e Optional Telephone interface see details in the next chapters Back panel includes e Four input XLR connectors e LED indicator next to each of the inputs indicating when Phantom power is on TOM MIC MIC2 e MIG g MICA Optional Power Module panel SPK In RCA jack for the far end signal connected to the CODEC s speaker out connector Audio Out RCA jack for system out signal connected to the CODEC s input connector XLR jack for either Link Up connection when unit is assigned as a Slave or system output similar to the Audio Out RCA jack Terminal Block 2 Pin for speaker out non powered Com Port RS232 communication with a control panel AMX Crestron or other USB jack for USB computer connection The USB is used for control audio data in and out and power does not power the powered speakers Optional Power Module panel including an AC jack 220V or 110V and four speaker s spring connection O SPK AUDIO LINKUP SPK COM IN OUT AUDIO OUT OUT PORT Phoenix Audio Technologies 4 www phnxaudio com Desi
15. s In addition you can set the Analog Gain of this channel which sets the level in which this channel will be summed up with the Beamforming output www phnxaudio com 7 You can record the output playback the recording and save e Use Input 3 it into a file You can also listen to the output in real time through the Monitor jack using a set of headphones Note Ne Behe ede when the setting of the unit is finished the output of that unit ee PR E Peed ae araree tae will keep being routed to the Monitor jack so that you can M Auxiliary Auxiliary simply listen to all the units one at a time However when listening through the Monitor jack you will be hearing the Analog gain Analog gain audio before it has been processed through the unit To hear r z what the processed audio sounds like and what people on Jods 5 Ja eod the rend will hear make a recording sh play it back E Fhantam P ay The Output slider controls the output level of all the different system s outputs at the same time including USB VC and telephone when applicable The output levels can be controlled individually with the Audio Setup Utility When all the inputs are set the program will guide you to the output level setup You can choose between Line level output and Mic level output Use the slider to set the optimal level The definition of the Line level and Mic level as they appear in the spec sheet apply to the s
16. s It could come from the far end of the IP link through the USB communication through the far end of the telephone line digital or analog it could come from the far end of the Video Codec system through its speakers RCA jack or any combination of the above In order to ensure proper Echo Cancelling performance please follow the instructions herein When connected to a Video Codec system and only Video Codec the user can select one of three configurations 1 Connect the Codec speakers output to the Octopus SPK In jack black RCA Connect the room s speakers to the Octopus SPK Out connector s Option 1 Speakers Connected through the Octopus A Video Codec 2 Connect the Codec speakers output directly to the room s speakers Connect in parallel the Codec Phoenix Audio Technologies speakers output into the Octopus SPK In jack black RCA Option 2 Speakers Connection Split Video Codec 3 Alternatively when using TV monitor s speakers you could connect the Video Codec speakers output to the TV monitor and connect the external speakers on the TV monitor to the Octopus s SPK In jack Option 3 Using TV Monitor Speakers Video Codec f gt Octopus www phnxaudio com If the speaker source is not solely VC it is required that the room speakers be fed through the Octopus The USB and telephone far end signals are connected directly to the Oc
17. s are Tel lt gt PC VC lt gt PC VC lt gt Tel If for example 9 3 Way Type vc i Phone Phoenix Audio Technologies we selected the Tel lt gt PC option the VoIP and the Tel participants will hear each other and will not hear the VC participants However the VC participant can still hear the Octopus and the Octopus can hear it The default setting is VC lt gt PC since these two are available in the basic module while the Tel is optional The type of 3 way is selected in the Options menu of the Audio Setup utility Individual Audio Setting The transmit output and receive speakers levels which were set by the Wizard applied to all three interfaces at the same time and same level The Audio Setup utility allows you to control the levels individually so that the output level for example going into the Telephone line can be set to a different level from the signal going into the VoIP This allows you to balance the system with better accuracy 15 9 Phoenix Audio Setup Options Color Filters Help Connected to Octopus Stand Alone Speaker Transmit Bridge PC VCOA PC VCA ToPC Ta YCA 0 i VC l aag fo oa alzi PEE ae fae Hl ae DA fe a mem E M Mute Mute Mute Mute M Mute Mute Mute Mute Save Setting Restore Defaults www phnxaudio com The separate volume sliders are available whe
18. topus The Video Codec signal should be connected into the SPK In connector All these signals will be summed together and sent to the Octopus s SPK Out jack The standard SPK Out connector 2 pin terminal block supplies non amplified Line level signal The optional Power Amplifier Module PAM can power four loudspeakers and drive each one of them with 10 Watts signal into an 8 Ohm speaker Note that in order to enjoy the amplified outputs the unit has to be powered directly through the AC jack available with the PAM If the Octopus is powered through the USB jack the power amplifier will not function even if the module is available and connected Communication Link and System Output The Octopus can connect to a Video Codec through the RCA jacks standard an IP link through the USB jack standard and to a telephone digital or analog through an optional telephone interface Video Codec connect the VC speakers signal into the Octopus SPK In jack black RCA see Speakers connection recommendation above Connect the Octopus output red RCA into the VC audio input jack You can also use the Link Up jack as a balanced output for VC systems that prefers this type of input The user can select the output level to be either Line level or Mic level on both the red RCA and the XLR balanced output USB simply connect the Octopus to a USB port on your computer USB cable supplied Note that the Octopus can Phoe
19. tup units are configured as Phoenix Audio Technologies either Slaves or a Master The Master communicates with the conferencing unit VoIP Video Codec or Telephone and receives into its microphone inputs the output of Slave units Each of the Slaves can act as a lower hierarchy Master referred to as a mid level Master and as such receive into its microphone inputs lower level Slaves The Matrix microphones are connected to the lowest level Slaves The following guidelines apply to the connection e A Master unit will be configured at the top of the chain it will be connected to the communication line Its inputs can be assigned as unique channels SR or AUX or Slave s output e The Slaves that are connected to this Master can be used as mid level Masters and be fed from lower level Slaves Note anything referred to as a mid level Master in this document must be designated as a Slave when running the Setup Wizard e All the inputs of a Slave unit are of similar nature More specifically if one of the inputs is designated as Slave s output then all the inputs will be assigned the same e The Matrix microphone will be connected to the lowest level Slaves e When all the units are connected the output of the whole setup results in the automatic Beamforming process of all the microphones the SR channels the AUX channels This Layered Star expansion configuration is explained in detail in the following chapters www
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