Differential Instrumentation Amplifier Transducer Bridge: Figure 14.25 shows a simplified circuit of a Differential Instrumentation Amplifier Transducer Bridge. In this circuit a resistive transducer (whose resistance changes as a function of some physical energy) is…
Instrumentation System Block Diagram: Instrumentation System - The measurement and control of physical conditions is very important in many industrial and consumer applications. For example, the operator may make necessary adjustments in the measurement of…
Instrumentation Amplifier Circuit: The schematic diagram of an Instrumentation Amplifier Circuit constructed with dc opamps and consisting of general features is shown in Fig. 14.23 (a). Many of the input specifications of the opamps employed…
Op Amp Comparator Circuit: Op Amp Comparator Circuit - In the opamp applications discussed so far, the amplifiers use negative feedback. Under normal conditions, when negative feedback is used in such a circuit, the amplifier…
Summing Amplifier Circuit Diagram: Figure 14.17 shows an Summing Amplifier circuit diagram in inverting configuration with three inputs Va, Vb, Vc. Depending on the relation between Ra, Rb, Rc and RF, the circuit can be used…
Differentiator using Op Amp: A Differentiator using Op Amp circuit that performs the mathematical operation of differÂentiation. It produces an output voltage proportional to slope of the input voltÂage. A common application of a differentiator…
Integrator using Op Amp: An Integrator is a circuit that performs the mathematical operation of integraÂtion because it produces an output voltage that is proportional to the integral of the input. The Integrator using Op…
Negative Feedback Op Amp: Negative Feedback Op Amp - The Inverting Amplifier configuration is shown in Fig. 14.8. The input signal is applied to the inverting terminal. The amplified inverted output is fed back to…
Closed Loop Gain of Non Inverting Amplifier: The circuit shown in Fig. 14.7 is commonly known as a Non-Inverting amplifier with feedback (or closed loop Gain Non-inverting amplifier), because it used a feedback and the…
What is an Operational Amplifier?: An Operational Amplifier is a dc amplifier having a high gain, of the order of 104 - 108. Such an amplifier can perform summing, integration, differentiation, or act as comÂparator…
