CM-1S
S VIDEO CAMERA MASTER ADAPTOR
INSTRUCTION BOOK
IB6427-01
Страница 1: ...CM 1S S VIDEO CAMERA MASTER ADAPTOR INSTRUCTION BOOK IB6427 01 ...
Страница 2: ...F CONTENTS FORWARD 1 DESCRIPTION 1 VIDEO STANDARDS 2 MOUNTING THE CM 1S ADAPTOR 2 CABLE LOSS COMPENSATION 2 THE KEY TO MEASURING SYSTEM PERFORMANCE 3 WHAT IS A 40 40 VIDEO SIGNAL 3 THE ANSWER TO S VIDEO LOSS 4 ...
Страница 3: ...hannels of video information It can be used to verify the proper level of any S video system Use this adaptor with a CM 1 to measure any video level out of S video equipment to check and correct the levels in the system Use it to verify the proper operating level for any S video equipment The S female connector makes video connection simple The unit has a built in automatic termination for both th...
Страница 4: ...have significant energy at much higher frequencies The color channel of an S video signal is normally 40 I R E units in amplitude at 3 58MHz in frequency Color Burst signals and CHROMINANCE in the picture are 40 I R E units when the video is at 100 saturated color This color information is phase shifted to convey the color information The phase relationship between the Color Burst and the Chromina...
Страница 5: ... Units For our purposes a no loss signal would measure 40 40 a very easy number to remember it represents a perfect picture Any more or less represents an impairment of the S video signal TABLE 2 shows what can be expected for various lengths of cable TABLE 2 SYNC PULSE LENGTH I R E LOSS NOTE 0 Feet 40 0 In Tolerance Correct Level Good Video 100 Feet 39 2 4 In Tolerance Low but in tolerance 500 Fe...
Страница 6: ...o be able to obtain high definition pictures at more than a few hundred feet THE ANSWER TO S VIDEO LOSS The answer to S video loss is to offset this loss by amplification and equalization to exactly replace the energy lost at each frequency Use the CM 1 and this adaptor to measure and set the equalization amplifiers for a perfect S video signal CM 1Sisb Page 4 of 4 ...
