Technical Oscilloscope Probe Seminar September 10, 2009

Who Should Attend:

Engineers and technicians who:

• are new to testing signals with oscilloscopes
• make measurements at 50 MHz or higher
• design or test power supplies
• desire to improve test result repeatability
• wish to more fully utilize existing scopes by choosing the best probe for a given application.

What you will learn:

Voltage Probe Basics

Specifications for Probes

• 1:1 and 10:1 and 100:1 Passive Probes - Pros and Cons of each.
• Phase Compensation
• Probe Matching
• Low Capacitance Probes
• FET/Active Probes
• Differential Probes

Real-World Circuit Probing

Benefits of Using Probes

• Loading Effect
• Filtering by Probe Capacitance
• Resonance by Inductances
• Use of Damping Resistors
• Stability of Probe Cables
• Stability of Ground Levels

Current Probe Basics

• Passive AC Current Probes
• Active DC/AC Current Probes
• Loading Effect
• Specifications

Hints and Tips for Successful Probing