MAE 3340 Instrumentation and Measurements
Section 5: Introduction to Operational Amplifiers and High-Impedance Circuits
Section 5 Lecture Notes : ...................
- Section 4.1:Operational Amplifier Overview
... (Beckwith Chapter 7, Section 7.14 - 7.15)
- Circuit Loading Review
- Effect of Non-infinite Meter Impedance
- Bridge and Voltage Divide Loading Examples
- Non-Infinite Meter Bridge Example
- Operational Amplifiers
- High Input Impedance
- Low Output Impedance
- High Internal Gain
- Idealized Op-Am Properties
- National Semiconductor 741 Op-Amp
- Example Op-AMP Circuits
- Voltage Follower
- Infinite Impedance Voltage Buffer
- Ingi ImpedanceVoltage Divider
- Non-inverting Amplifier
- Inverting Amplifier
- Negative Terminal Feedback
- Virtual Ground
- Differential Amplifier
- Common Mode Noise Rejection CMR)
- Resistor matching
- Effects of Resistor Tolerance on CMR
- Instrumentation Amplifiers