Transistor Chopper Circuit: Transistor Chopper Circuit - A single transistor used as a dynamic switch to convert low level dc signal to an ac waveform is shown in Fig. 14.34.…

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…

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…

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…

Integrator using Op Amp: An Integrator is a circuit that performs the mathematical operation of integra­tion because it produces an output voltage that is proportional to the integral of 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,…

Signal Conditioning System: Signal Conditioning System - The measurand, which is basically a physical quantity, is detected by the first stage of the instrumentation or measurement system. The first stage…