Tektronix 1961SC free download

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NUMBER 6 PRINTED INu . 5 . ~ F E B R U A R Y 196 1 TYPE 5301540 OR TYPE 530Al540A SERIES OSCILLOSCOPES AND COMPOSITE VIDEO SIGNALS Part I Several T V Broadcast Studios have ) t e n using T y p e 530/540 or Type 530A/ i40A Oscilloscopes and trying to trigger )n a nonintegrated conlposite video sig- ~ a l T h e r e arc three different pulse trains, . dl very close in amplitude, a t the start )f a composite video signal. Most oscil- oscopes, ~ v h e npresented with this signal, vill try to trigger on each pulse of the hree trains. T h e result is an unstable lisplay. Television engineers generally will pre- er the T y p e 521XD over other oscillo-