Video equipment performance tests and tuning

Index

General information

• An Explanation of Monitor Gamma - Why Do Images Appear Darker on Some Displays?, includes gamma measuring images
• Color Bars and How To Use 'em
• Colour Technology Forum - Methods of Measurement of Colour Displays for Multimidia
• Engineering Primer - basics of Composite Video Signal, Waveform Monitor and Vectorscope
• Evaluation of Video Transcoding and Compression Techniques - how to use zone plate image to to test video
• How to use TV test picture - test picture used in Finland with text in Finnish
• Measure Bandwidth with a Signal Generator and Scope - measuring an amplifier's bandwidth is easy if you have the right equipment
• NTSC/PAL Reference - basic reference to NTSC/PAL test signals, measurements and standards in Windows (3.1 or 95) help format
• On-Line Monitor Testing - Simple color and alignment tests for monitors, links to some monitor test programs
• Performance Testing of Computer and Video Monitors
• Performance Testing of Computer and Video Monitors
• Taking the measure of video processors - measuring video distribution amplifiers using oscilloscope, reprint from May, 1990 issue of BROADCAST ENGINEERING
• The Television Test Card - describes a Test Card is transmitted to enable engineers to check the performance of television receivers and aerial installations, includes BBC test chart picture with description
• TV Test Patterns - some ttest patters from all over the world
• Use of Test Signals - describes standard test signals and how to use them
• Vectorscopes - usage and explanation
• Video Monitor Evaluation: The High Voltage Power Supply - how to use test pictures to check monitor high voltage supply stability
• Video Reference - information on vide test signals
• What to look for when evaluating or adjusting video displays

Test pictures

TV test picture pages

Pictures of test cards in use or used by TV broadcasters. Those have only informational value.
• Indian head test pattern - old black and white TV camera test pattern
• Some testpictures from television - test pictures from any countries, pictures not mostly suitable for real testing but useful as reference
• Test Card Callery - pictutes of test cards used by different TV stations
• The Test Card Gallery - pictures of test card from many TV stations
• The Test Card Library - lots of pictures about test cards used by BBC and ITV, also some history information about them
• YLE TV test picture

Test patterns for use in testing and alligning

Patterns that can be used for real testing.
• Chris' video test patterns page - test image set for aligning computer display devices in 640x480 and 1024x768 GIFs
• DisplayMate Demo Test Pattern Images - samples of individual full-screen DisplayMate Test Pattern images for computer monitor testing
• Philip Nemec's gamma test page
• SMPTE Color Test Pattern - used as reference signal in many video systems
• Testbld - PAL test-screen (BMP format) as used in the Netherlands
• Test Patterns - KODAK Gray Scale+color, Indian Head, log gray scale and needle test
• Test Your Own Monitor - PC monitor test pictures and instruction suitable for on-line monitor testing from PC Magazine

Camera testing cards

• Printed Patterns in a Draft International Standard IEC 84/399/DIS - Assessment of Image Quality of Prints and Transparencies Produced from Electronic Sources
• Test Chart for Camera-recorders - standard video camera test charts

Misc

• CIE Chromaticity map - shows also NTSC, PAL and HDTV color gamuts
• Colour Charts standardized by IEC Publication 1146-1

Video test equipment and related products

• Video Essentials - consumer explanation of what they needed to know about getting good pictures at home and signals for setting the equipment in disk
• Video Trigger Option Allows Capture of Video Signals - Tektronics application note

Test software

• CRT A T 2.0 - five Setup and three Test screens that can be used to align and evaluate CRT (video) monitors in the Windows GUI environment
• CTMON - monitor tester program for DOS, uses VESA modes, documentation in German
• DisplayMate - commercial monitor test program which has free downloadable demo versions for DOS and Windows
• Java ctscreen - monitor tester written in Java, get also Win95/NT Java Runtime to run it
• Monitors Matter Monitor Testing Software - runs on Windows
• Monitors - shareware DOS program for monitor testing
• Nokia Monitor Test - freely available monitor testing program for Windows from Nokia
• Snell & Wilcox Screen Saver - shows video test pattern of the Snell & Wilcox TPG series of Test Pattern Generators
• SVGA Testbeeld-generator
• TestBeeld - free Windows program that generates testcards on your computer monitor
• TV test picture program for MS DOS. Look description for more information
• Video Test Bench Monitor Test Pattern Generator - commercial program for monitor testing
• Video Test Bench v4.3 - commercial MDA, CGA, EGA, VGA, SVGA monitor tester, you can download a free demo version
• Win: CRT A T 2.0 - five Setup and three Test screens that can be used to align and evaluate CRT (video) monitors in the Windows GUI environment

Test CD-ROM, DVD and Laserdisc

• Video Essentials - DVD and Laserdisc test discs, read the Secrets of Home Theater and High Fidelity articles about Laserdics and DVD test discs

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