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PROSTREAM AUDIO

SPECIFICATIONS:

Line Input:

: +4dBu input

THD+N Pro/Pro:

< 0.03% @ +12dBu, 1 kHz Sine;

Freq Response:

+/- 1dB 25– 20 kHz

Head Room:

18dB

Dynamic Range:

> 87dB Unweighted

> 90 dB “A” Weighted

Crosstalk:

Over 80 db

Output Clipping:

+ 22dBu

Output Impedance:

50 Ohm differential

Input Impedance:

6K Ohm differential

Analog to Digital Converter:

24bits

Digital to Analog Converter:

24bits

Power:

115Vac 14.2 Watts

Содержание ProSTREAM

Страница 1: ...TELOS ProSTREAM Network Audio Processor and Stream Encoder USER S MANUAL Version 1 0 September 2011...

Страница 2: ...s manual In the past many good ideas from users have made their way into software revisions or new products Please contact us with your comments Service You must contact Telos before returning any equ...

Страница 3: ...ec tion against such interference when this type of equipment is operated in a commercial environment Operation of this equipment in a residential area is likely to cause interference If it does the u...

Страница 4: ......

Страница 5: ...sandConnections 5 Overview 5 User Interface 5 Connections 6 EditingText 6 3 ProSTREAMControls 7 Audio Menu 7 Network Menu 9 Status 10 IN OUT status bar graphs 10 Automatic Gain Control AGC 11 Limit 12...

Страница 6: ...Bitrate 19 Transport 19 Metadata 20 Streams 21 System 22 4 StreamingServers 23 Streaming Servers 23 Stream Server Service Providers 24 A1 WarrantyandApplicationCautions 25 A2 ProSTREAMAudioSpecificat...

Страница 7: ...Today as technology roars ahead we re constantly seeking new ways to apply it to the problems of everyday broadcast ing Voice over IP VoIP is particularly compelling for its ability to packetize high...

Страница 8: ......

Страница 9: ...yright laws of the United States and other countries in which you broadcast and to pay all applicable royalties to the copyright owners when you become a webcaster There have been recent amendments to...

Страница 10: ...hine s IP address and run SHOUTcast DNAS with the following minimal sc_serv conf file SHOUTcast 1 9 8 configuration file not production ready MaxUser 32 Password Telos PortBase 8800 SrcIP ANY DestIP A...

Страница 11: ...t stream 5 Stream1 Set the Stream1 menu options as follows SHOUTcast Server Address SHOUTcast DNAS root URL I E 192 168 0 9 8800 SHOUTcast Password Telos This is the password to access the streaming s...

Страница 12: ...4 Section 1 The stream can now be heard with a streaming player by connecting to the SHOUTcast base URL or by clicking on the Listen link...

Страница 13: ...erface 1 Power LED The blue power LED is located to the upper left of the display When the unit is first powered the power LED will flash until the unit is fully booted when the power LED will light s...

Страница 14: ...r instance 3 WAN Network The WAN network jack is a 10 100 RJ45 jack which can be used to access the streaming server instance if the streaming server is running on a network other than a local or Live...

Страница 15: ...lable for ProSTREAM are available via the front panel and the web interface unless specifically called out in this document Some setting values may or may not be locked or unavailable if they are depe...

Страница 16: ...e chosen the Livewire interface you ll be given fields to assign input and output channels Livewire IP audio is assigned via channel numbers This must be set to the channel of an active Livewire IP au...

Страница 17: ...rt The settings available in the ProSTREAM configuration options contain independent settings for the separate WAN and LAN networks Each port can be configured with the following settings Mode The Mod...

Страница 18: ...display of the ProSTREAM is the default device display interface and provides a visual representa tion of the aural states of the ProSTREAM The status display as shown in the display photo above shows...

Страница 19: ...or audio lacking dynamic range the than with audio possessing a high degree of dynamic range Audio signals which lack dynamic range whether natu rally or by prior processing will possess a lower peak...

Страница 20: ...judge the sound not specified meter indications Omnia Processing The dynamics processing algorithms in use in the ProSTREAM are based upon Omnia Audio s highly successful Omnia 3net which is a hardwar...

Страница 21: ...aluation should occur over time not in short moments 4 While making changes to the system tweak levels in small increments Do not make too many differ ent adjustments all at once Multiple adjustments...

Страница 22: ...modulation and or harmonic distortion is likely to occur Resist the temptation to crank up the aggressive processing sections like the limiters Those will add loud ness but usually at the cost of qua...

Страница 23: ...n the influence of the multiband stages Reduce the amount of Drive to each band in the multiband Increase the Release times to slow down recovery 3 Ease up on the Wideband AGC sections Reduce the Driv...

Страница 24: ...se an EQ change is still followed by a dynamically controlled stage therefore any excessive EQ change can be undone by the subsequent AGC The last option adjusting the mixer is designed to provide a f...

Страница 25: ...acoustically masked by the lower frequencies Generally an increase in the enhance menu s bass boost functions alone will provide more than sufficient enhancement to the low end Reducing Codec Artifact...

Страница 26: ...onal Electro mechanical Commission IEC http www iec ch to address the needs of digital compression Their research has yielded the codecs licensed and used by ProSTREAM MPEG has released different stan...

Страница 27: ...14 320 kbps for the output data stream bitrate The output bitrate constraints will differ depending on which codec is selected and whether the encode is set to mono or stereo The range of each codec i...

Страница 28: ...e In the event that no metadata is provided to ProSTREAM the stream s Stream Name configuration will be included as the stream s text content Most automation systems will provide an option for submitt...

Страница 29: ...ream SHOUTcast Server Password Most streaming software and services require an authentication password in order to accept an incoming data stream In the case of SHOUTcast DNAS steaming server this is...

Страница 30: ...n of one or the other bank to be the active The dual firmware options allow for a firmware image to be tested for proper application If a new firmware image is installed and then produces undesir able...

Страница 31: ...cant Internet bandwidth may even need to be shared amongst multiple server instances and or services A streaming server instance can be used in this situation to supply multiple streaming server insta...

Страница 32: ...treaming server which can be used to stream to clients of all kinds via the Internet Wowza also includes a customizable flash streaming client Wowza server does not accept a push stream configuration...

Страница 33: ...PARTICULAR PURPOSE In no event will Telos Systems its employees agents or authorized dealers be liable for incidental or conse quential damages or for loss damage or expense directly or indirectly ar...

Страница 34: ......

Страница 35: ...eq Response 1dB 25 20 kHz Head Room 18dB Dynamic Range 87dB Unweighted 90 dB A Weighted Crosstalk Over 80 db Output Clipping 22dBu Output Impedance 50 Ohm differential Input Impedance 6K Ohm different...

Страница 36: ......

Страница 37: ...erated from the type of power source indicated on the marking label and the installation instructions If you are not sure of the type of power supplied to your facility consult your local power compan...

Страница 38: ...ting instructions If the product has been exposed to rain or water If the product has been dropped or damaged in any way When the product exhibits a distinct change in performance outside of normally...

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