我也来分享一些示波器的资料

vili

测试高速串行设计
SATA
) B7 X" e$ V) e1 xFBDIMM
  c% u7 ?9 @# I* ^" APCI Express
9 }% y: r+ H% p. }, PHDMI
2 {* I+ L! k( V4 T' r

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VoIP一致性、互操作能力和性能測試-Chris Kirk

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Table of Contents
/ T) c( U1 m9 v) `# E5 A2 YProbes – The Critical Link To Measurement Quality . . . . . . . . .5
What is a Probe? . . . . . .5
The Ideal Probe . . . . . . .6
The Realities of Probes . 7
) {- @$ G5 {+ g7 |Choosing the Right Probe .10
Some Probing Tips . . . .11
& M& I4 N( i1 D! z  B6 n5 l& kSummary 12
: E- l; j2 @% i' X9 g/ b% MDifferent Probes for Different Needs . . . . . . . . .13
, L& G# Q7 v$ P9 t$ q! ?Why So Many Probes? .13
+ B2 j/ ^7 h0 k9 |Different Probe Types and Their Benefits . . . . . . . .14
Floating Measurements .19
; W! w; N2 _/ w0 _Probe Accessories . . . .20
How Probes Affect Your Measurements . . . . . . 22
The Effect of Source Impedance . . . . .22
Capacitive Loading . . . .22
Bandwidth Considerations 24
  S  D  }! G& M& U6 rWhat To Do About Probing Effects . . . .28
Understanding Probe Specifications . . . . . . . .29
9 [% Z/ @* l8 }& Z% \+ G' UAberrations (universal) . 29
Amp-Second Product (current probes) .29
Attenuation Factor (universal) . . . . . . .29
Accuracy (universal) . . .29
Bandwidth (universal) . .30
, M- C- C9 R3 ], z& p! R+ {( r, d: S& r5 CCapacitance (universal) .30
CMRR (differential probes) . . . . . . . . .30
CW Frequency Current Derating (current probes) . . .31
Decay Time Constant (current probes) .31
& j" s3 c8 G8 r8 b# oDirect Current (current probes) . . . . . .31
0 ]+ X) u' u* E1 U! ~Insertion Impedance (current probes) . .31
Input Capacitance (universal) . . . . . . . .31
7 }# X1 a* j) B5 g& X2 }Input Resistance (universal) . . . . . . . . .31
Maximum Input Current Rating (current probes) . . .31
) L5 [, B: b6 T! E0 hMaximum Peak Pulse Current Rating (current probes) .31
2 w$ x0 ]( ~; iMaximum Voltage Rating (universal) . . .31
Propagation Delay (universal) . . . . . . .31
  P8 U% t, f7 I# O  a" [Rise Time (universal) . .31
Tangential Noise (active probes) . . . . .31
Temperature Range (universal) . . . . . .31
A Guide to Probe Selection . . . . . . .32
Understanding the Signal Source . . . . .32
Oscilloscope Issues . . .34
3 ]9 G' h2 U) ^) K# d; H$ @Selecting the Right Probe 35
$ R6 t/ W, q0 o- Y$ j( EAdvanced Probing Techniques . . . .36
9 o0 E; T8 m. tGround Lead Issues . . .36
. ^- |' B* ~+ a3 TDifferential Measurements . . . . . . . . .39
* K: p6 m; g! ySmall Signal Measurements . . . . . . . . 42
Explanation of Safety Precautions .44
; g6 Z6 X$ t3 H. C4 l: _Observe All Terminal Ratings . . . . . . . 44
. Q4 \% y- A) s% IUse Proper Grounding Procedures . . . .44
  _# n9 b4 |( U1 \/ }Connect and Disconnect Probes Properly . . . . . . . .44
1 _( a: ]' Q$ y) _' \. c& e/ zAvoid Exposed Circuitry . .45
* Q- j: ]5 g7 f4 l1 v9 @2 _  M2 sAvoid RF Burns While Handling Probes .45
- I% T' l8 z  PDo Not Operate Without Covers . . . . . .45
/ I/ j( w8 c/ w! [. O) L. g- |Do Not Operate in Wet/Damp Conditions . . . . . . . .45
& q5 Q  c. k1 @* z& `$ K- NDo Not Operate in an Explosive Atmosphere . . . . . .45
, J# @) I0 {& Z  BDo Not Operate with Suspected Failures . . . . . . . . .45
  d" ?" G# e2 m6 a0 IKeep Probe Surfaces Clean and Dry . . .45
Do Not Immerse Probes in Liquids . . . .45
! i2 Y0 a/ [3 J; }9 B: ?Glossary
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ABCs of Probes          
% N# t6 E2 k5 E. W1. Introduction ....1
2. Digital Basics  ....3
2 b" s. T$ p& D$ GComponent and Composite (analog).... 3
5 A8 [- T1 H0 x4 o: Q0 dSampling and Quantizing .... 4
) N* Q$ f6 Y! ~1 H! @/ }Digital Video Standards.... 4
Serial Digital Video .... 8
7 P+ q" {( h- [, SRate Conversion – Format conversion ....10
, P: P6 l/ R7 Z1 K3. Digital Audio ......11
AES/EBU Audio Data Format ....11
Embedded Audio....11
! F- ~3 ~0 v5 U; i+ o4. System Hardware and Issues .... 19
Cable Selection ....19
Connectors ....19
1 l- G0 S# ?# N  TPatch Panels ....19
% Q6 y; Z" i* a1 \+ ETerminations and Loop-throughs ....19
Digital Audio Cable and Connector Types .... 20
0 Z7 h. I, P+ s! r' N$ ?Signal Distribution, Reclocking .... 20
System Timing ....20
% r5 b) O- B5 ?6 I5. Monitoring and Measurements .... 23
6. Measuring the Serial Signal....25
Waveform Measurements .... 25
, K' z8 l( I  k& p1 s+ S2 P4 h; t# r1 o% RMeasuring Serial Digital Video Signal Timing ....26
2 r" G% u2 c$ R" q3 R6 ~7. Definition and Detection of Errors .... 29
( }. v6 F! G! @, f* O5 y  L, J8 QDefinition of Errors .... 29
Quantifying Errors ....30
$ T% V; Z+ P+ ^5 v* B4 u, }Nature of the Studio Digital Video Transmission Systems ....30
% L$ z. j' y; F7 e) }4 c3 U7 G4 BMeasuring Bit Error Rates ....32
An Error Measurement Method for Television....32
System considerations• • • • • •• • •• • 33
! E) _- B" t! Y2 L: l8. Jitter Effects and Measurements • • • • • •• 35
Jitter in Serial Digital Signals • • • • • • • • 35
Measuring Jitter • • • • • • • • • 37
9. System Testing • • • • • • • 39
& |9 {, |" ?( V3 UStress Testing • • • •  • • • • • • 39
SDI Check Field • •  • • • • • 39
- s7 t; L  {- @* Z: Z0 W10. Bibliography• • • • • • • • • 42
Articles and Books• • • • • • • 42
Standards • • • • • • • • • 43
11. Glossary • •• • •

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MPEG-2 Decoder Design & Test

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A Guide to MPEG Fundamentals and Protocol Analysis
(Including DVB and ATSC)

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Jitter Analysis:
Accuracy
Resolution
Jitter Noise Floor
. h6 X2 Y% M. t3 `7 B' gDelta Time Accuracy

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The Most Comprehensive, Convenient and Cost-Effective Answer to Resolving Jitter Issues in Your Designs

PerformanceB

thanks for your share . great!!!!!!!!!!!!!!!!!!

bear_poppy

感謝大大的分享阿
9 \, s$ W6 ?1 Y3 K' Y7 n在公司用到
' p9 r' g1 |4 t+ |. C所以趕緊來看看囉
$ X, Y: `* a2 X$ j! z, {``~~~

t69292000

測試儀器的使用也是一門大學問!!!  謝謝大大的分享!!!  感謝至極!!!