User's Manual

Edge Triggering
TDS 620A, 640A & 644A User Manual
3Ć33
Figure 3Ć19:ăMain Trigger Menu Ċ Edge Type
Coupling
! %& & !'"  *!' ) &
$%% TRIGGER MENU➞ Type ➞ Edge "!",'"➞ CouĆ
pling ➞ DC AC HF Rej LF Rej!$Noise Rej %
 DC "%%%  ! &  "'& %   !&$ )!$% & "%%% !&   
 !"!  &% &! & &$$ $'&
 AC "%%% ! * & &$ &  !"!  &% !   "'& %  !(
+ & $!(% &  !"!  & $! & &$$ % 
 HF Rej $!(% &  $#' * "!$&! ! & &$$  %  &
!)% ! * & !) $#' * !"!  &% &! "%% ! &! & &$$ 
%*%& &! %&$&  #'%&!   $#' * $&! && '&%
% % !( +
 LF Rej !% & !""!%& !  $#' * $&!  !) $#' *
$&! && '&% % % !)  +
 Noise Rej "$!(% !)$ % %&(&* Noise Rej $#'$% &! 
%  "&' !$ %& &$$  $'  &   ! %*
&$$  ! !%