This solution contains experiments that allow students to investigate the properties and function of operational amplifiers. It is suitable for students studying engineering or applied science aged 16+. Curriculum, including experiments and teacher's notes, is available from our resources page.

Topics include:

• Operational amplifier properties
• Comparator and Schmitt trigger
• Non-inverting amplifier
• Voltage follower
• Inverting amplifier
• Summing amplifier
• Difference amplifier
• Active filter
• Relaxation oscillator