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Kramer Electronics, Ltd. 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

USER MANUAL 

 

 

Model: 

811 

Video / Audio Generator 

 

 

Summary of Contents for 811

Page 1: ...Kramer Electronics Ltd USER MANUAL Model 811 Video Audio Generator ...

Page 2: ... Test Patterns 9 9 Technical Specifications 14 Figures Figure 1 811 Video Audio Generator Front and Rear View 2 Figure 2 811 Video Audio Generator Underside 4 Figure 3 Connecting the 811 Video Audio Generator 6 Figure 4 Connecting the Balanced Stereo Audio Output 7 Figure 5 Connecting an Unbalanced Output 7 Tables Table 1 Front Panel 811 Video Audio Generator Features 3 Table 2 Rear Panel 811 Vide...

Page 3: ... possible future shipment Review the contents of this user manual Use Kramer high performance high resolution cables3 3 Overview The desktop sized 811 Video Audio Generator is designed for the testing and adjusting of video and audio equipment It outputs a composite video signal an s Video signal a component video signal 2 SDI signals 6 black burst signals4 and a balanced audio signal 1 GROUP 1 Di...

Page 4: ...l to each output simultaneously The 811 can be rack mounted using the RK 80 19 rack adapter To achieve the best performance Connect only good quality connection cables thus avoiding interference deterioration in signal quality due to poor matching and elevated noise levels often associated with low quality cables Avoid interference from neighboring electrical appliances and position your Kramer 81...

Page 5: ...ected Table 2 Rear Panel 811 Video Audio Generator Features Feature Function 14 BLACK BURST OUT BNC Connectors Connect the black burst outputs from 1 to 6 to the video acceptors 15 V BNC Connector 16 U BNC Connector 17 Y BNC Connector Connect to the component 2 video acceptor 18 CV BNC Connector Connect to the composite video acceptor 19 SDI BNC Connector Connect to the SDI acceptor 20 AUDIO OUT 5...

Page 6: ...Generator Underside Table 3 Front Panel 811 Video Audio Generator Underside Features Feature Function 1 BB OFFSET Trimmer Adjusts1 the black burst offset level 2 BB GAIN Trimmer Adjusts1 the black burst gain 1 Insert a screwdriver into the small hole and carefully rotate it to adjust the level ...

Page 7: ...ition 4 You do not overload the circuit s When connecting the machine to the supply circuit overloading the circuits might have a detrimental effect on overcurrent protection and supply wiring Refer to the appropriate nameplate ratings for information For example for fuse replacement see the value printed on the product label 5 The machine is earthed grounded in a reliable way and is connected onl...

Page 8: ...MP component video Y U and V BNC connectors to the component video acceptor for example a Betacam recorder 4 Connect the SDI 1 BNC connector to the SDI acceptor for example an SDI display 5 Connect the s Video Y C 4p YC OUT connector to the s Video Y C acceptor for example an AV Switcher Diagnostic 6 Connect the AUDIO OUT terminal block to the audio acceptor for example an AV Switcher Diagnostic s...

Page 9: ...g the Balanced Unbalanced Stereo Audio Output This section illustrates how to wire A balanced output connection see Figure 4 An unbalanced audio output see Figure 5 Figure 4 Connecting the Balanced Stereo Audio Output Figure 5 Connecting an Unbalanced Output ...

Page 10: ...ERN 7 segment display shows the selected pattern number 2 Observe the output on the acceptors see Table 5 for reference 3 Adjust the video equipment as required You can only select one video pattern at a time for all the connected outputs 7 2 Adjusting your Audio Equipment To adjust your audio equipment using the 811 do the following 1 Press the AUDIO AMPLITUDE or buttons and or the AUDIO FREQUENC...

Page 11: ...ust color and hue through a blue filter Adjust brightness and contrast 6 8 Gray Scale bar and Chart Check the contrast the brightness and the linearity of the video amplifiers and D A converters Check the precision of the color coding and beam focusing color shifts from gray Fine tune the color balance Control contrast 9 14 Full field color raster patterns at 75 amplitude Check color purity and di...

Page 12: ...t for the equalizer and PLL in SDI systems 26 27 Center cross Indicate the screen safe zone for text subtitles logo and title placement 5 and 10 Center align screen for text and pictures 28 29 33 34 35 Crosshatch Adjust the linearity and convergence Perform an overall check of the display s capability of producing fully saturated primary and secondary colors Estimate the quality of the projector l...

Page 13: ... noise and number of bits for D A 39 43 Gray and colored vertical bands Multiburst Check the frequency response for Y U and V separated and YUV combined 44 45 Fine squares and dots Check static convergence and focus Check shadowing 46 47 Focus Test the focus in the corners and the center of the screen 48 Checker board Check the regulation of the CRT video drive power supply circuits Check horizont...

Page 14: ...upply circuits Check horizontal and vertical deflection and linearity 51 Black and white pixels Perform high frequency testing for luminance 52 Modulated steps Check chrominance response with respect to luminance level 53 Pulse and bar Check hue response Check chroma luma delay 54 Bowtie Check timing and gain error 55 Hum bar pattern Locate and evaluate low level ground loop type signal interferen...

Page 15: ...el switching for LCD monitors the length and brightness of the white tail following the moving line The diagonal pattern tests the anti aliasing performance of scalers and video devices Note Press patterns 62 64 and 66 to freeze the moving test pattern on the screen 67 69 Aperture moving over color bar background and bouncing circle with or without the Kramer logo Evaluate the time needed for pixe...

Page 16: ... serial video 75 on a BNC connector AUDIO OUTPUTS 1 balanced audio on a detachable terminal block MAX OUTPUT LEVEL VIDEO 1Vpp for CV YC and YUV SDI 800mV AUDIO 3 5V DIFF GAIN PAL NTSC CV 1 2 1 2 YC 0 2 0 1 DIFF PHASE PAL NTSC CV 0 6 0 3Deg YC 0 4 0 1Deg K FACTOR PAL NTSC CV 0 5 0 5 YC 0 5 0 4 YUV 0 5 0 4 S N RATIO PAL NTSC VIDEO CV 81 80dB YC 80 80dB YUV 77 78dB AUDIO 66dB 19kHz SDI Jitter 0 2VI C...

Page 17: ...original dated invoice or a copy must be presented as proof of warranty coverage and should be included in any shipment of the product Please also include in any mailing a contact name company address and a description of the problem s 3 For the name of the nearest Kramer authorized service center consult your authorized dealer LIMITATION OF IMPLIED WARRANTIES All implied warranties including warr...

Page 18: ...For the latest information on our products and a list of Kramer distributors visit our Web site www kramerelectronics com where updates to this user manual may be found We welcome your questions comments and feedback Caution Safety Warning Disconnect the unit from the power supply before opening servicing ...

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