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KRAMER ELECTRONICS LTD.
USER MANUAL
MODEL:
VA-10
Cable Delay Corrector
P/N: 2900-000052 Rev 2
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Contents 1 Introduction 1 2 Getting Started 2 2.1 Achieving the Best Performance 2 3 Overview 3 3.1 Defining the VA-10 Cable Delay Corrector 3 4 Connecting the VA-10 5 5 Technical Specifications 7 Figures Figure 1: VA-10 Cable Delay Corrector 3 Figure 2: Connecting the VA-10 Cable Delay Corrector 6 VA-10 – Contents i
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1 Introduction Welcome to Kramer Electronics! Since 1981, Kramer Electronics has been providing a world of unique, creative, and affordable solutions to the vast range of problems that confront the video, audio, presentation, and broadcasting professional on a daily basis. In recent years, we have redesigned and upgraded most of our line, making the best even better! Our 1,000-plus different models now appear in 11 groups that are clearly defined by function: GROUP 1: Distribution Ampl
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2 Getting Started We recommend that you: • Unpack the equipment carefully and save the original box and packaging materials for possible future shipment • Review the contents of this user manual Use Kramer high performance high resolution cables. Go to http://www.kramerelectronics.com to check for up-to-date user manuals, application programs, and to check if firmware i upgrades are available (where appropriate). Caution: No operator serviceable parts inside the unit ! Warn
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3 Overview The Kramer VA-10 Cable Delay Corrector is a cable delay (skew) corrector for RGB signals. The unit is designed to correct the problem of differing delay times in analog signals, such as RGB, or twisted pair signals that causes misconvergence on the display. The VA-10 lets you adjust and thus match the delays in the three signals. The VA-10 features controls for adjusting the red, green and blue skew (delay) individually and independently. It is 12V DC fed and is housed in a Kr
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# Feature Function 1 12V DC +12V DC connector for powering the unit 2 15-pin HD (F) OUTPUT Connector Connects to the output acceptor 3 15-pin HD (F) INPUT Connector Connects to the input source 4 BLUE Trimmer Adjusts the blue delay (up to 62ns) Insert a screwdriver into the small hole and carefully rotate it to adjust the delay 5 GREEN Trimmer Adjusts the green delay (up to 62ns) Adjust as above 6 RED Trimmer Adjusts the red delay (up to 62ns) Adjust as above 7 ON LED Illuminate
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4 Connecting the VA-10 Always switch off the power to each device before connecting it to your VA-10. After connecting your VA-10, connect its power and then i switch on the power to each device. To connect the VA-10 (as the example in Figure 2 illustrates), do the following: 1. Connect a computer graphics source to the XGA INPUT of a PT-110 XGA Line Transmitter and connect the LINE OUTPUT on the PT-110 to the LINE IN RJ-45 connector on a TP-120 XGA Line Receiver unit. Connect the
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Figure 2: Connecting the VA-10 Cable Delay Corrector 6 VA-10 - Connecting the VA-10
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5 Technical Specifications INPUTS: 1 analog red, green, blue input signals - 0.7 Vpp/75 Ω, H & V sync, TTL level, on an 15-pin HD (F) connector OUTPUTS: 1 analog red, green, blue output signals - 0.7 Vpp/75 Ω, H & V sync, TTL level, on an 15-pin HD (F) connector MAX. OUTPUT LEVEL: 1Vpp RESOLUTION: Up to UXGA DIFF. GAIN: 0.8% DIFF. PHASE: 0.7Deg K-FACTOR: 0.4% S/N RATIO: 71dB CONTROLS: Delay control via 3 (RGB) trimmers, 0 to 62ns COUPLING: AC OPERATING TEMPERATURE: 0° to +55°C (3
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8 VA-10 - Technical Specifications
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For the latest information on our products and a list of Kramer distributors, visit our Web site where updates to this user manual may be found. We welcome your questions, comments, and feedback. Web site: www.kramerelectronics.com E-mail: info@kramerel.com SAFETY WARNING Disconnect the unit from the power supply before opening and servicing !
