Digital Oscilloscopes
Wave r unner-2 Qu i  c  k  s  t  a  r t to Signal Vi e w i  n
g
An
a
l
o g Pe r  s  i  s  t e n  c e ™
Press A N A L O G P E R S I S T to access the power of An a l o g Pe r s i s t e n c e.The three-dimensional view shows va r i a tions in a wave f o r m as i n te n s i t y or co l o r -g r aded va r
i a
t
transition用法搭配
i o n s .Press D I S P L AY to custo m i z e the display.
Press Z O O M for a close-up view of signal details.Use the zoo m co n t r ols to magnify and inspe c t the signal,the soft k eys to change the zoom view,l o ck the zoom tra c es with multi-zoo m ,and to auto m a t i c ally scan the wave f o r m .
1 .Co n n e c t your signal.When using a pro b e,Pro B u s ®
a u t o m a t i c ally sets the ve r t i c al scale factor and HFP pro
b es a u t o m a t i
c ally light-up with the tra c e co l o r .2 .Press A U T O S E T U P an
d view.
3 .Press “ U n d o ”to reve r t back to a previous setting.
Adjust the T I M E / D I V
,
and SMART Me m
o r y a u t o m a t i c ally assure s the maximum re s o l u -tion for each time-base setting.
Press a C H A N N E L
b u t t o n ,and use the co n t r ol knobs to s e l e
c t an
d adjust that c h a n n
e l ’s Vo l t s /D i v and offset settings.Press tw i c e to tog g l e the channel be t we e n On and O
f f .
Se l e c ts a pre- or po s t -t r igger delay.Use to v i e w the signal eve n t s p r ior to the tri g g e r po i n t.
Presets the tri g g e r d e l a y to ze r o.
Quick Zoo m
Press a C H A N N E L b u t t on to view
the menu.
Wave p  i  l  o  t T M
for Quick Me a  s  u  r e m  e  n ts and An a  l  y
sis with Insight
Press
W AV
E
P I L OT and M E A S U R E for a quick view of up to 26 standard p a r a m e t e r s ,to set up a custom para m e t e r ,or a pass/fail te s t .Se l e c t para m e t er measure m e n ts with statistics for multiple s w e e p s .
1 .Se l e c t D A S H B O A R D for an exte n s i v e para m e t er set,
or select standard Time or Voltage measure m e n t s .2 .The D A S H B O A R D v i e w is co n text s
ensitive so when you
v i e w a signal,h i s t og r a m ,or Tra c k V i e w the measure m e n ts a r e re l e va n t.
3 .C U S T O M t u r ns para m e t er statistics On or Off and allows
you to define your own set of measure m e n t s .
Pa r a m  e  t er Me a  s  u  r e m  e  n t s
Me a  s  u  r e and An a  l  y  z e Wave f o r m s
For math proce s
s
i n g ,Press button A,B,C ,or D to set up a zoo m t r a c e.
1 .Press S E T U P
2 .Se l e c t U S E M AT H and choose a funct i o n .
Math and analysis can be pe r fo r med on any tra c e.Vi e w the result for tra c e A,B,C ,or D.
Press A N A L O G P E R S I S T and select H I S T O R Y to maximize the upd a te rate and to display a signal in An a l o g Pe r s i s t e n c e and in
s e q u e n c e mod e .Trigger time stamps for up to 4,000 acquisitions a r e displaye d .For further analysis of an acquisition segment,H i s t og r am the full Histo r y,then use P LAY and R EV E R S E to scan it in s e q u e n c e.
Standard Measurements
a m p l Am p l i t u d e
a r e a I n te g r al of wave f o r m dat a
b a s e Lower of two most probable states cy
c l e s cyc l e s Nu m b er of cycles of a pe r i o dic wave f o r m c m e a n Cyclic mean:The ave r age of wave f o r m dat a    c r m s Cyclic root mean squar
d e l a y Time from trigger to tra n s i t i o n
∆d l y Time be t ween 50% level of two source s d u t y Du t y cyc l e :Width as pe r ce n tage of pe r i o d    f a l l
Fall time from 90% to 10%f 80-20%Fall time from 80% to 20%maximum The highest po i n t in a wave f o r m f r e q Fre q u e n c y
minimum The lowest po i n t in a wave f o r m m e a n The ave r age of data for time-domain wave f o r m ove r +Ove r s h o ot po s i t i v e ove r -Ove r s h o ot negat i v e p k p k Pe a k -t o -p e a k
pe r i o d Pe r i o d of a cyclic signal
r 20-80%Rise time from 20% to 80%p h a s e Phase diffe r e n c e be t ween signal analyzed and ri s e Rise time from 10% to 90%
signal used as a re f e r e n c e
s d e v St a n d a r d dev i a tion of data be t ween s Root mean square of data be t ween the cursors w i d t h
Width of cyclic signal:All wave f o r m pulses to p Higher of two most probable state s
a r e ave r aged then displaye d
x a m n Ho r i z o n tal position of the smallest data va l u e x a m x The hori z o n tal position of the largest data va l u e
Waverunner-2 Options:WAVA - WaveAnalyzer and  EMM - Extended Math and Measurement
c s
d
e v Cyclic standard dev i a t i o n
∆c2d±
∆ clock to data ± (setup and hold time)
cmedian Cyclic median:The ave r age of base and top
∆t@lv The transition time be t ween selected levels on values over an inte g r al number of cyc l e s
a single tra c e or be t ween two tra c e s f i r s t I n d i c ates value of hori z o n tal axis at left cursor m e d i a n The ave r age of base and top va l u e s l a s t Time from trigger to last (ri g h tmost) cursor po i n ts Nu m
b er of po i n ts be t ween the cursors r @l e ve l Rise time be t ween selected voltage leve l s    f @l e vel Fall time be t ween selected voltage leve l s dur Time be t ween triggers in segment /h i s t o r y mode
t @l e ve l Time from trigger (t=0) to crossing at a leve l
Standard Math Tools (Signal Processing)
Arithmetic Sum (add),Di f f e r e n c e (subtra c t ),Prod u c t (multiply),Ratio (divide)
Ave r aging Summed ave r age of up to 4 000 swe e p s;Co n tinuous ave r age from 1:1 to 1:1024 we i g h t i n g
Ext r e m a Enve l o p e,f l o o r,and roo f
F F T Fast Fo u r ier Tra n s f o r m to 50,000 po i n t s:
FFT Ty p e s Power Spe c t r u m,P h a s e,Ma g n i t u d e.Wi n d o ws :Fl a t To p,Re c t a n g u l a r,Bl a c k man Ha r ri s,Von Ha n n,Ha m m i n g
Other Fu n c t i o n s I d e n t i t y,Ne g a tion (Inve r t ),Sine x/x
Resample To deskew as well as resample signals
Re s c a l e Assign phys i c al units and re s c a l e
E R E S En h a n c ed Resolution for up to 11 bits of ve r t i c al re s o l u t i o n
Waverunner-2 Options:
WAVA_WaveAnalyzer
All standard mat h,m e a s u r e m e n t,and signal processing tools plus:
Extended Ave r aging Su m m e d.Ave r age of up to one million wave f o r m s.
Co n tinuous ave r age from 1:1 to 1:1024 we i g h t i n g
Extended FFT Fast Fo u r ier Tra n s f o r m to one million po i n t s
FFT Ave r a g e,Power Ave r a g i n g,Re a l,Power De n s i t y,Real + Imaginary
H i s t og r a m s*Gra p h i c al analysis with Histog r ams and Histog r am An a l y sis Pa r a m e t e r s
WAVA :  2 billion eve n t s
E M M:200 eve n t s
H i s t og r am Pa r a m e t e r s
av g ave r age of data values in histog r a m
f w h m full width (of largest peak) at half the maximum bin
f w x x full width (of largest peak) at xx% the maximum bin
h a m p l h i s t og r am amplitude be t ween two largest pe a k s
h b a s e h i s t og r am base or leftmost of two largest pe a k s
h i g h highest data value in histog r a m
h m e d i a n median data value of histog r a m
h r m s rms value of data in histog r a m
hto p h i s t og r am top or ri g h tmost of two largest pe a k s
l o w l o west data value in histog r a m
m a x p po p u l a tion of most po p u l a ted bin in histog r a m
m o d e    d a ta value of most po p u l a ted bin in histog r a m
pct l    d a ta value in histog r am for which specified x% of po p u l a tion is smaller
p k s n u m b er of peaks in histog r a m
ra n g e    d i f f e r e n c e be t ween highest and lowest data va l u e s
s i g m a s t a n d a r d dev i a tion of the data values in histog r a m
to t p total po p u l a tion in histog r a m
x a p k x-axis position of specified largest pe a k
Trending* Plot a para m e t er versus time or versus another para m e t e r
Other funct i o n s*Ab s o l u t e Va l u e,Re c i p r ocal (1/x),Sq u a r e,Sq u a r e Roo t,De r i v at i v e,I n te g r a l,Exp (base e),Exp (base 10),Log (base e), Log (base 10)
DFP_Digital Filter Package
Linear-phase Fi n i t e Impulse Re s p onse (FIR) filte r s:
Low Pa s s,High Pa s s,Band Pa s s,Band Sto p,Raised Co s i n e,Raised Root Co s i n e,Ga u s s i a n
Up to 4 filters can be ca s c a d e d.
Design a custom filter then download the filter coe f f i c i e n ts into the Wave P ro sco p e with DSOFi l t er utility.
JTA_Jitter and Timing Analysis
Ji t t e r T rack for a time co r re l a ted gra p h i c al view of cycle to cycle para m e t er va r i a t i o n.
PMA1 – Power Measure Analysis
Power Me a s u r e An a l y sis provides para m e t r ic and gra p h i c al analysis of power dev i c e mod u l a tion and line power analys i s.
* Also included with EMM

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