我也来分享一些示波器的资料

vili

测试高速串行设计
SATA
( C" R5 x* D" J6 m$ hFBDIMM
PCI Express
HDMI

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VoIP一致性、互操作能力和性能測試-Chris Kirk
1 ?& r7 V) E! w3 z  |% `, e. c8 L

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Table of Contents
5 a" Q, q$ S! y- `Probes – The Critical Link To Measurement Quality . . . . . . . . .5
What is a Probe? . . . . . .5
; e# i; u  Z, I8 d' p* ]9 kThe Ideal Probe . . . . . . .6
: ~- I: n2 ?/ X: UThe Realities of Probes . 7
Choosing the Right Probe .10
& m& U" i; }. j% ]  sSome Probing Tips . . . .11
Summary 12
Different Probes for Different Needs . . . . . . . . .13
Why So Many Probes? .13
Different Probe Types and Their Benefits . . . . . . . .14
5 X/ d% m( [0 }" c+ OFloating Measurements .19
# g+ H, `. \# a3 p7 n! P1 f& sProbe Accessories . . . .20
- e5 p$ P7 _+ ^" `3 F3 ~3 Q4 {How Probes Affect Your Measurements . . . . . . 22
1 E1 b1 U2 n/ O, a3 {% \The Effect of Source Impedance . . . . .22
Capacitive Loading . . . .22
2 p' D3 [7 ~# H. }. `( Y- I: ^" @Bandwidth Considerations 24
What To Do About Probing Effects . . . .28
Understanding Probe Specifications . . . . . . . .29
" {7 |5 A) w+ I" V, GAberrations (universal) . 29
0 _5 U5 ^3 j/ g" T7 d6 A* D( _: [Amp-Second Product (current probes) .29
Attenuation Factor (universal) . . . . . . .29
Accuracy (universal) . . .29
1 [4 s3 x) u5 C/ b0 nBandwidth (universal) . .30
Capacitance (universal) .30
( {0 d  b/ `3 Y. ^  E( }% jCMRR (differential probes) . . . . . . . . .30
CW Frequency Current Derating (current probes) . . .31
Decay Time Constant (current probes) .31
Direct Current (current probes) . . . . . .31
Insertion Impedance (current probes) . .31
Input Capacitance (universal) . . . . . . . .31
Input Resistance (universal) . . . . . . . . .31
Maximum Input Current Rating (current probes) . . .31
# Z! T4 ~2 Q: `* {& l' pMaximum Peak Pulse Current Rating (current probes) .31
* f2 d: G/ p( ~  r; b0 UMaximum Voltage Rating (universal) . . .31
  d; M5 @; M3 t4 J- NPropagation Delay (universal) . . . . . . .31
0 f7 Z2 l1 ^* G6 N# R) m$ FRise Time (universal) . .31
( U, b8 S. T; bTangential Noise (active probes) . . . . .31
& }2 R5 O) V( C8 Y* Z$ QTemperature Range (universal) . . . . . .31
! h  q# h  B9 c# {, sA Guide to Probe Selection . . . . . . .32
' z4 j$ y: G3 N$ ~+ ZUnderstanding the Signal Source . . . . .32
" f, M4 }7 t+ t: p: m# e1 TOscilloscope Issues . . .34
Selecting the Right Probe 35
" D  P" ]% K- w  RAdvanced Probing Techniques . . . .36
$ h" z4 Y" t, b: XGround Lead Issues . . .36
& ]* \9 R0 ^% k1 uDifferential Measurements . . . . . . . . .39
  Z$ k1 T4 G# b9 N0 A* Y. XSmall Signal Measurements . . . . . . . . 42
Explanation of Safety Precautions .44
+ [. y( n7 ^: f0 gObserve All Terminal Ratings . . . . . . . 44
; V# ~7 M$ e, P% o8 NUse Proper Grounding Procedures . . . .44
3 h5 Q, H+ ^; i9 hConnect and Disconnect Probes Properly . . . . . . . .44
Avoid Exposed Circuitry . .45
Avoid RF Burns While Handling Probes .45
Do Not Operate Without Covers . . . . . .45
9 o5 g* z) k) R, h4 E5 \Do Not Operate in Wet/Damp Conditions . . . . . . . .45
Do Not Operate in an Explosive Atmosphere . . . . . .45
Do Not Operate with Suspected Failures . . . . . . . . .45
Keep Probe Surfaces Clean and Dry . . .45
( L/ P7 L9 h1 Z" J4 v/ vDo Not Immerse Probes in Liquids . . . .45
Glossary

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ABCs of Probes          
% b2 g( h& D* R5 q1 c3 |1. Introduction ....1
2. Digital Basics  ....3
% g. o0 f5 Z# b3 a7 sComponent and Composite (analog).... 3
4 p" i' C6 E1 I4 ISampling and Quantizing .... 4
Digital Video Standards.... 4
6 L0 @, e3 }4 S. gSerial Digital Video .... 8
Rate Conversion – Format conversion ....10
3. Digital Audio ......11
8 q$ c) Z% z; d* a  Y% yAES/EBU Audio Data Format ....11
Embedded Audio....11
4. System Hardware and Issues .... 19
2 t) }9 G, ~# }8 \Cable Selection ....19
- l) X  O$ G2 c5 B$ p' j$ n: ]Connectors ....19
Patch Panels ....19
4 _+ E# e" K5 g: G# g* ITerminations and Loop-throughs ....19
Digital Audio Cable and Connector Types .... 20
Signal Distribution, Reclocking .... 20
: d/ W; y& n! d$ NSystem Timing ....20
5. Monitoring and Measurements .... 23
# w% ]$ ^" |( R4 J) H6. Measuring the Serial Signal....25
7 O1 E$ i  U/ h7 c/ w" l. o$ f2 Y. WWaveform Measurements .... 25
Measuring Serial Digital Video Signal Timing ....26
+ }0 V6 s" E' \7. Definition and Detection of Errors .... 29
Definition of Errors .... 29
Quantifying Errors ....30
: h' R' C( E, V  v3 xNature of the Studio Digital Video Transmission Systems ....30
  Z7 F9 ?% S: _+ ]Measuring Bit Error Rates ....32
" s& w) {! L# \9 cAn Error Measurement Method for Television....32
# i3 q7 D* f. V, F5 l* SSystem considerations• • • • • •• • •• • 33
8. Jitter Effects and Measurements • • • • • •• 35
5 m/ a8 t/ l( |; f+ O9 b" mJitter in Serial Digital Signals • • • • • • • • 35
Measuring Jitter • • • • • • • • • 37
9. System Testing • • • • • • • 39
Stress Testing • • • •  • • • • • • 39
+ L. X% V5 J6 O% V8 O2 B% c1 \7 {SDI Check Field • •  • • • • • 39
' \* O' {3 ~, B2 ~9 ^/ @10. Bibliography• • • • • • • • • 42
Articles and Books• • • • • • • 42
6 T1 f& Z8 [/ l  kStandards • • • • • • • • • 43
  C6 A* p7 Q9 ~0 m5 c  y11. 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
/ x4 A: Q; ~- m: t! d# q3 uResolution
Jitter Noise Floor
Delta 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
* |5 O  F5 P1 e' T/ u在公司用到
* _" E4 E: o, |/ a, ]) b1 W5 I所以趕緊來看看囉
``~~~

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!!!