28014 Parallax Inc, 28014 Datasheet - Page 5

• Manufacturer Part Number: 28014
• Description: OSCILLOSCOPE USB 200KHZ
• Manufacturer: Parallax Inc
• Type: USBr

Specifications of 28014

• Includes: Probes, Software, USB Cable
• Bandwidth: 200kHz
• Channels: Dual
• Display Type: None - Requires Computer and Monitor
• Probe Type: Hook Probes x1 (3)
• Sampling Rate (per Second): 500ks/s
• Voltage - Input, Max: 20V p-p
• Voltage - Supply: 5 VDC, USB Powered
• Product: Microcontroller Accessories
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Input Impedance: -
• Rise Time (typ): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: Q2119020

Preface........................................................................................................................iii
Chapter #1: Oscilloscope Basics..............................................................................1
Chapter #2: Servo Pulse Square Waves ................................................................23
Chapter #3: Sine Waves...........................................................................................35
Copyright and Reproduction .......................................................................................... iv
Foreign Translations ...................................................................................................... iv
Special Contributors ...................................................................................................... iv
What is an Oscilloscope? ...............................................................................................1
How Does an Oscilloscope Work? .................................................................................2
Running the OPTAscope 81M for the First Time............................................................5
Activity #1: Viewing High and Low Signals ...................................................................14
Activity #2: Using the Horizontal Dial and Edge Triggering ..........................................18
Summary ......................................................................................................................21
Exercises ......................................................................................................................21
Further Investigation .....................................................................................................21
Pulse Width Modulation and Hobby Servos .................................................................23
Activity #1: Measuring Pulses for Servo Control...........................................................25
Activity #2: Measuring Time Varying Servo Pulse Widths ............................................31
Summary ......................................................................................................................33
Exercises ......................................................................................................................33
Further Investigation .....................................................................................................33
Sine Waves with the BASIC Stamp FREQOUT Command..........................................35
Activity #1: Sine Wave Triggering.................................................................................36
Activity #2: Sine Wave Frequency and Amplitude Measurement .................................41
Activity #3: Dual Sine Wave Measurement...................................................................43
Summary ......................................................................................................................46
Exercises ......................................................................................................................47
Further Investigation .....................................................................................................48
Plot Area ....................................................................................................................6
Horizontal and Vertical Dials, Channel and Run/Stop Buttons ..................................7
Plot Area Indicator......................................................................................................9
Display Screen .........................................................................................................10
Files / Settings Tab ..................................................................................................10
Trigger Tab...............................................................................................................11
Cursors Tab .............................................................................................................12
Measurements Tab ..................................................................................................13
Table of Contents