Tektronix THS3024

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Operating Basics

This is a the wro

ng way to connect reference leads. Noise that is picked up by

reference lead 4 can be transmitted by parasitic capacitance to the analog input

ampliﬁer. (See Figure 12.)

Figure 12: Wrong connection of reference leads

THS3000 Series Oscilloscopes User Manual 23

Main Page

Table of Contents7
General Safety Summary12
Preface15
- Where to Find more Information16
- Terms Used in this Manual16
- Table I: Product Documentation16
Introduction17
- Product Description17
- Front Panel Navigation18
- Figure 1: Instrument Front Panel19
- Initial Setup25
- Restore Factory Default Settings28
- Figure 2: Rising Edge of Square Wave28
- Tilt Stand, Hanging Hook, and Kensington® Lock29
- Figure 3: Tilt Stand and Location of Kensington® Lock29
- Figure 4: How to Use the Hanging Hook Handle30
- Figure 5: How to Use the Hanging Strap Handle31
Operating Basics33
- Input Connections33
- Figure 6: Top Panel Input Connectors33
- About Floating Measurements34
- Figure 7: Isolated Input Architecture34
- Figure 8: Common-Reference Input Architecture35
- Connect Probes and Leads36
- Figure 9: Parasitic Capacitance between Probes, Instrument, and Environment37
- Figure 10: Parasitic Capacitance between Analog and Digital Reference38
- Figure 11: Correct Connection of Reference Leads38
- Figure 12: Wrong Connection of Reference Leads39
- Figure 13: Making Voltage Probe Connections on Four Channels40
- Figure 14: Voltage Probe Connection Using a Ground Spring41
- Figure 15: Connections Using Hook Tips and Alligator Clip Grounding42
- Figure 16: Probe Tip Ground Ring43
- Select an Input Channel44
- Adjust the Probe Type Settings45
- Display an Unknown Signal with Autoset or Autorange45
- Figure 17: Display with Autoset46
- Automatic Measurements47
- Figure 18: Display with Autorange47
- Figure 19: Hz and V Peak-Peak as Measurements49
- Stop the Display50
- Figure 20: Frozen (Stopped) Display50
- Average, Persistence, and Glitch Capture51
- Figure 21: Live (Running) Display51
- Table 1: Comparison of Averaged Versus Nonaveraged Waveforms52
- Figure 22: Using Persistence to Observe Dynamic Signals53
- Acquire Waveforms54
- Figure 23: FFT Measurement59
- Pass-Fail Testing62
- Table 2: Pixel Colors Description62
Recorder Functions63
- Plot Measurements over Time (Trendplot™)63
- Figure 24: RECORDER REPLAY Main Menu63
- Figure 25: Trendplot™ Measurement64
- Record Waveforms in Deep Memory (Scope Roll Mode)65
- Figure 26: Recording Waveforms Using Scope Roll Mode65
Analyze Waveforms68
- Use Replay68
- Use Zoom69
- Use Cursors70
- Figure 27: Zooming in on a Waveform70
- Figure 28: Voltage Measurement with Horizontal Cursors71
- Figure 29: Time Measurement with Vertical Cursors73
- Figure 30: Risetime Measurement Using Cursors75
Trigger Functions76
Table 3: Trigger Types77
Figure 31: Screen with All Trigger Information79
Figure 32: Trigger Delay or Pretrigger View80
Figure 33: Making a Single Shot Measurement83
Figure 34: N-Event Triggering84
Figure 35: Trigger on NTSC Video Signal Field 185
Figure 36: Pulse Width Triggering86
Table 4: Internal Memory87
Save and Recall87
Troubleshooting95
- Appendix A:specifications97
- General Speciﬁcations97
- Introduction97
- Table 5: Record Length (Samples/Points Per Input)97
- Table 6: Oscilloscope Inputs98
- Automatic Measurements102
- Table 7: Automatic Measurement Speciﬁcations102
- Recorder Speciﬁcations105
- Table 8: Recorder105
- Table 9: Zoom, Data Log, and Cursors105
- Zoom, Data Log, and Cursors Speciﬁcations105
- Miscellaneous Speciﬁcations106
- Table 10: Display106
- Table 11: Power106
- Table 12: Probe Calibration Output Signal107
- Table 13: Memory107
- Table 14: Interface Ports108
- Table 15: Mechanical108
- Table 16: Environmental108
- Safety Speciﬁcations109
- Table 17: Safety Speciﬁcations109
- Figure 37: Input Voltage Versus Frequency110
- Figure 38: Maximum Voltage between Oscilloscope References, and between Oscilloscope References and110
- Probe Speciﬁcations111
- Table 18: THP0301 Voltage Probe111
Appendix A: Speciﬁcations97
Appendix B: Connect the Instrument to a Computer113
- USB Ports114
- Install USB Drivers115
- Conﬁrm Oscilloscope and PC Communication116
Appendix C: Probe Compensation and Compatible Maximum Voltages119
- Compensate Voltage Probes119
- Compatible Probe Maximum Voltages121
- Table 19: Compatible Probe Maximum Voltages121
Appendix D: Battery Pack123
- Save Battery Life123
- Charge the Batteries124
Appendix E: Maintenance and Cleaning127
- Maintaining the Instrument127
- Cleaning127
- Storage127
Index129

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