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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 
Octopus. The Video Codec signal should be connected into 
the ‘SPK In’ connector. All these signals will be summed 
together and send to the Octopus’s SKR 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 units 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 
and 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 of 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 

work with any OS for data communication (including MAC 
and Linux). However the controls, including the setup wizard 
and audio 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-RJ9 cables 
that will work with different telephone systems. 

Phoenix Audio Technologies                                          

 

 

www.phnxaudio.com 

9

Summary of Contents for Octopus

Page 1: ...nd updates refer to our website www phnxaudio com To contact Phoenix Audio for support please send a detailed e mail to support phnxaudio com Table of Contents Introduction 2 Specifications 2 Product Concept 3 Installing 5 Setup Wizard 11 Setup Utility 15 Phoenix Audio Technologies www phnxaudio com 1 ...

Page 2: ...cement 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 Inputs Designation Microphone mixer inputs Auxiliary Sound reinforcement Number of inputs 4 per unit Phantom user selectable 3V 24V or none for Line inputs Connectors...

Page 3: ... 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 setup units are configured as either Slaves or a Master The Master communicates with the conferencing unit VoIP Video C...

Page 4: ... far end signal connected to the CODEC s speaker s out connector Audio Out RCA jack for system out signal connected to the CODEC s input s 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 jac...

Page 5: ...ng 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 Sl...

Page 6: ...nnect the lower level Salves to mid level Slaves 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 In1 In2 In3 In4 Link Up In1 In2 In3 Link Up In4 In1 In2 In3 In4 Link Up In1 In2 In3 In4 Link Up Phoenix Audio Technologies www phnxaudio com 6 ...

Page 7: ...ry input tape Five Slave units and three Masters In1 In2 In3 In4 Link Up In1 In2 In3 In4 Link Up In1 In2 In3 In4 Link Up In1 In2 In3 Link Up In4 In1 In2 In3 In4 Link Up In1 In2 In3 In4 Link Up In1 In2 In3 In4 Link Up In1 In2 In3 Link Up In4 Phoenix Audio Technologies www phnxaudio com 7 ...

Page 8: ...d 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 Video Codec Octopus Option 3 Using TV Monitor Speakers 2 Connect the Codec speakers output directly to the room s speakers Connect in parallel the Codec speakers output into the Octopus SPK In jack...

Page 9: ...c 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 work with any OS for data communication including MAC and Linux However the controls including the setup wizard and audio utility are only available on Windows OS Analog telephone PSTN the PSTN interface optional is intended to be used w...

Page 10: ... 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 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 ...

Page 11: ...s 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 w...

Page 12: ... 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 y...

Page 13: ...l keep being routed to the Monitor jack so that you can simply listen to all the units one at a time 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 Slave A Slave unit by definition is not connected to the room s speakers or...

Page 14: ...s the input setting A Master unit by definition is not connected to Matrix microphones therefore the inputs selection is limited to Slave SR and Aux See the details on setting SR and Aux channels in the Stand Alone chapter 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 that chapter...

Page 15: ... 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 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 transm...

Page 16: ...an 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 If you are experiencing difficulty please send an email to Tech Support at support phnxaudio com o...

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