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BrightEye 56

HD/SD/Analog Test Signal and Sync Pulse Generator User Guide

Page 14

AES 1/2 Output

Audio Generation and Routing

DGSW 21 May 2009

Tone

Generator

300 Hz
400 Hz
500 Hz
600 Hz
800 Hz
1.0 KHz
1.2 KHz
1.6 KHz
Silence
Timecode
External AES

Channel Source Selector

typical of 16 places

Ch 1/2

Ch 3/4

Ch 5/6

Ch 7/8

Ch 9/10

Ch 11/12

Ch 12/14

Ch 15/16

Channel

Pairing

External

AES

Input

Left/Ch 1

Right/Ch 2

WorkClock

Aligned

DDR2

Audio

Playback

Left/Ch 1

Right/Ch 2

8 Channel Pairs

Audio Pair Selector

4 Places

Shaped LTC

from

Timecode

Generator

LTC

AES

Encoder

AES

Encoder

To Analog Output Port

Silence

Video from TSG

Group 1

Embedder

Ch 1:4

Group 2

Embedder

Ch 5:8

Group 3

Embedder

Ch 9:12

Group 4

Embedder

Ch 13:16

To Serializer

Enable

3G/HD/SD Sync Pulse / Test Signal Generator

BrightEye 56/57

To Aux 1 Output Selector

AES

Encoder

AES

Encoder

Stereo

ADC

To Aux 2 Output Selector

To Aux 3 Output Selector

BrightEye 56 Audio Generation and Routing Functional Diagram, Portrait View

Содержание BrightEye 56

Страница 1: ...BrightEye 56 HD SD Analog Test Signal and Sync Pulse Generator User Guide Revision 1 3 SW v1 2 1...

Страница 2: ...business and we re here to stay Bricks and Mortar of Your Facility The bricks and mortar of a facility include pieces like up downconverters audio embedders video converters routers protection switche...

Страница 3: ...7 Temperature Compensated Oscillator 7 Block Diagram 8 Time Code Generator 10 Outputting Timecode 10 Table Timecode Output Types and Output Connectors 11 Table SDI Output Selections and Corresponding...

Страница 4: ...ont Panel Controls and Indicators 21 Status Indicators 21 Adjusting Parameters from the Front Panel 22 Using the BrightEye Control Application 23 Format Menu 23 Pattern Menu 24 SDI Out Menu 26 Cpst Ou...

Страница 5: ...ments and Controls Many controls can be adjusted through the intuitive front panel Additionally BrightEye Mac and BrightEye PC software provides a complete user interface for all adjustments and contr...

Страница 6: ...outputs In NTSC there are exactly 8008 audio samples in every five video frames There will be exactly 1920 audio samples in every PAL video frame Configurable Tone Generator The Tone Generator can be...

Страница 7: ...usly using PAL and NTSC If the output standard for the module is PAL and an NTSC reference is connected BrightEye 56 will lock to the reference at the fundamental clock frequency common to PAL and NTS...

Страница 8: ...lizer Audio Embed DVITC Insert DVITC Insert VITC Insert VITC Insert Audio Clock Generator Aux Output Select Timecode Generator Test Signal Generator Aux 2 Aux 3 AES Encoders 6 Hz Pulse LTC Black Gen B...

Страница 9: ...SD Serializer HD SD Serializer Audio Embed DVITC Insert DVITC Insert VITC Insert VITC Insert Audio Clock Generator Aux Output Select Timecode Generator Test Signal Generator Aux 2 Aux 3 AES Encoders 6...

Страница 10: ...Routing LTC to the Analog Audio Output connector This will be exactly the same signal as when it is routed to a BNC but it will be a differential balanced twisted pair analog signal coming out of the...

Страница 11: ...e Analog Composite Out Outputs can be Black or any test signal SDI Out when it is SD This is a digitized version of the VITC that would be in an analog composite signal VITC can be assigned to any of...

Страница 12: ...g Timecode SDI Output TC Frame Rate VITC on SD Output Drop 720p 59 94 The current SMPTE spec SMPTE 12M does not allow 30Hz framerate 1080i 59 94 29 97 Frames second yes On or Off 1080i 50 25 Frames se...

Страница 13: ...ependently programmable Choices include adjustable frequency tone generators tone sweeps silence timecode and the external AES input Left right channel ID that synchronizes to the cyclops feature can...

Страница 14: ...Input Left Ch 1 Right Ch 2 WorkClock Aligned DDR2 Audio Playback Left Ch 1 Right Ch 2 8 Channel Pairs Audio Pair Selector 4 Places Shaped LTC from Timecode Generator LTC AES Encoder AES Encoder To An...

Страница 15: ...Input Left Ch 1 Right Ch 2 WorkClock Aligned DDR2 Audio Playback Left Ch 1 Right Ch 2 8 Channel Pairs Audio Pair Selector 4 Places Shaped LTC from Timecode Generator LTC AES Encoder AES Encoder To Ana...

Страница 16: ...ion Amplifier Non linear Editor Applications BrightEye 56 s complete feature set makes it a versatile genlock sync and test signal generator Its small size also makes it an excellent choice for use in...

Страница 17: ...other devices in a facility where genlocked timing is important As shown in the example below a BrightEye 56 is fed with the house reference to the Ref In BNC The audio tone can be embedded into the...

Страница 18: ...r Connection Connect a modular power supply to the 12 volt DC power input connection on the far left of the unit Use the locking ring to secure it Make sure you are using a power supply that provides...

Страница 19: ...that provides a digital audio output in the AES format The AES Output can be configured from the front panel and from the BrightEye Control application TLS Out The Tri Level Sync Out is an output BNC...

Страница 20: ...f In BNC accepts 1 V P P PAL NTSC 10 MHz or Tri Level Sync reference input to provide an overall genlock timing reference for the unit Programmable Outputs The Programmable Outputs Aux 1 Aux 2 and Aux...

Страница 21: ...icators are provided on the front panel Pattern The currently selected video pattern will illuminate green Choices include Black choices include Black Flat Field 20 Flat Field 80 Bars choices include...

Страница 22: ...D Illuminates green Pwr Power Illuminates green when the BrightEye unit has power and the internal voltage regulator is functioning correctly Adjusting Parameters from the Front Panel Use the Mode Rig...

Страница 23: ...toring the unit Format Menu To select the output format of the Test Signal and Sync Pulse Generator select the Format menu shown below Use the drop down menus to set the parameters for the Standard Mo...

Страница 24: ...ull Bars 75 Split Bars 100 Split Bars SMPTE Bars SMPTE 219 Bars Safe Title Crosshatch Preset 1 Preset 2 Preset 3 Preset 1 Preset 2 Preset 3 select the video test pattern for the Preset fields To use o...

Страница 25: ...in checking that a particular signal path is live Slate Cyclops means that both the Slate Text ID and Cyclops will display on screen over the top of the selected video test pattern Audio ID Mode selec...

Страница 26: ...s To change the format use the Format menu described earlier SDI 1 OutSel select from these values Black Color Bars or TSG for the SDI BNC video outputs SDI 2 OutSel select from these values Black Col...

Страница 27: ...s Black Color Bars or Follow SDI Out for the Composite Out BNC video outputs Cpst 2 OutSel select from these values Black Color Bars or Follow SDI Out for the Composite Out BNC video outputs Vert Timi...

Страница 28: ...field in the Format menu Reports the TLS format that has been selected from the Format menu described earlier Vert Timing Set the vertical timing in lines Range is 1000 to 1000 lines default is zero U...

Страница 29: ...S goes to AES 1 2 Out and Analog goes to the Analog Audio output The Audio menu shown below allows you to select a Channel Number and Audio Source to make Embedded Audio selections and to choose the c...

Страница 30: ...off When checked embedding is on and the green Audio light is illuminated on the BrightEye 56 front panel When not checked embedding is off and the green Audio light on the front panel is not illumin...

Страница 31: ...u to set the following parameters Hours 0 through 23 Minutes 0 through 59 Seconds 0 through 59 TCG Mode select from these values Run Track Ref Jam Hold Drop Frame Select the checkbox to enable Drop Fr...

Страница 32: ...elow allows you to set the output standards for the Programmable Output BNCs Aux 1 Aux 2 and Aux 3 The available selections are identical for all three controls Choose from the following values LTC Ti...

Страница 33: ...input reference signal If Genlock is selected but no reference signal is connected BrightEye 56 will free run When Internal is selected the internal precision standard runs at a 10 MHz accuracy Refer...

Страница 34: ...o the overall troubleshooting tips given below for the BrightEye 56 No signal output Check that the expected signal output matches the output selected in the Format Menu Check the configuration of Ref...

Страница 35: ...nty or not please contact Ensemble Designs and ask for customer service before you return the unit This will allow the service technician an opportunity to provide any other suggestions for identifyin...

Страница 36: ...10 KHz to 5 0 MHz Output DC 50 mV K Factor 1 0 Differential Phase 1 0 degree SCH Phase 5 degrees Accuracy and Timing Stability Internal TCXO PAL Fsc 4 43361875 MHz 1 Hz NTSC Fsc 3 579545 MHz 1 Hz 601...

Страница 37: ...ne Type AES3id 1 KHz tone or silence Resolution 24 bit Analog Audio Output Number One stereo pair or two mono Type 1 KHz tone or silence Impedance 30 balanced Reference Level 10 to 4 dBu adjustable Pr...

Страница 38: ...hanism can be used to carry multiple program channels Aspect Ratio The ratio of the vertical and horizontal measurements of an image 4 3 is the aspect ratio for standard definition video formats and t...

Страница 39: ...R G B Checkfield A Checkfield signal is a special test signal that stresses particular aspects of serial digital transmission The performance of the Phase Locked Loops PLLs in an SDI receiver must be...

Страница 40: ...ers to power relative to 1 milliwatt and dBu refers to voltage relative to 775V RMS The original unit of measure was the Bel 10 times bigger named after Alexander Graham Bell dBFS In Digital Audio sys...

Страница 41: ...under the timing direction of the sync information contained in that video Simultaneously the memory is being read back by a timing system that is genlocked to a house reference As a result the timing...

Страница 42: ...etition rate from the original 24 frames that make up each second of film they just project each one twice IRE Video level is measured on the IRE scale where 0 IRE is black and 100 IRE is full white T...

Страница 43: ...incorrectly be called metadata when it tells us nothing at all about the pictures Oh well Multi mode Multi mode fibers have a larger diameter core than single mode fibers either 50 or 62 5 microns com...

Страница 44: ...itive or inductive elements In the real world we can only approach the ideal So our real inputs and outputs will have some capacitance and inductance This will create impedance matching errors especia...

Страница 45: ...positive offset Unfortunately there is no truly foolproof algorithm to detect the presence of Setup automatically so it s definitely a case of installer beware SDI Serial Digital Interface This term r...

Страница 46: ...y many years television systems used composite black as a genlock reference source This was a natural evolution from analog systems to digital implementations With the advent of High Definition televi...

Страница 47: ...ed in the PAL 625 video standards both in analog and digital form to convey information about the aspect ratio and format of the transmitted signal Carried in the vertical interval much like closed ca...

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