TDR
Reference
3Ć202
" !" &"( #& #!!#" !# !')&!"(' ( ' !$#&-
("( (( ( (+# '($' &&* ( ( '! (! ( ( &&" $ " )') ,
( #""(#" $#"( (# ( * )"& ('( # " )'( ('
#"(#" '#""( ( (&"'!''#" ' &#! * )"& ('(
( ' &"( !(
$&( , !(" (& ( ""( #& ( & ( ' + "#( !(
( '($' ( ( " # ( '" ( & (#"' (# (&*
(&#) )"!( ' ' + ' '#+" " )& - (# !( (
'($' ( ( #$" " ! ( , (+" ( ""( '($'
%) )( #$$#'( " '" (# ( , (+" ( & ( '($'
ăStep 1:ă&'' ( WAVEFORM )((#" " (#) ( Sampling Head
Fnc's ' (#&
ăStep 2:ă#) TDR D Delay " (" )'( ( "#
#& '#! !')&!"(' " #!$&'#"' ,#) !, +"( (# *') , " )$
( " ' # #( '($' *" (#) ,#)* , ( '($
''&(#" (! #& #" "" # # (' &( +"#+ # (&
" $ +"#+ (& " ( #+& &() " ' ( #" # (
+"#+ (&' " )'" (
#" " ( #+& "# $#'(#" ( "
# ( (& ' #' "#( ( ( &&* # ( '($' ( (
&&" $ "
Incident Pulses
T1
CH 1
T2
CH 2
Reflected Pulses
(
Figure 3Ć100:ăEnsuring Pulses Arrive at the Reference Plane at the
Same Time
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Measurements