Thermistor Working Principle: Thermistor Working Principle - The electrical resistance of most materials changes with temperature. By selecting materials that are very temperature sensitive, devices that are useful in temperature…
Types of Strain Gauge Transducer: Types of Strain Gauge Transducer are three types, namely Wire Strain Gauge Foil Strain Gauge Semiconductor Strain Gauge Wire Strain Gauge: Wire Strain Gauge has…
Strain Gauge Factor Derivation: The Strain Gauge Factor Derivation is an example of a passive transducer that uses the variation in electrical resistance in wires to sense the strain produced…
Electrical Transducer: A transducer is defined as a device that receives energy from one system and transmits it to another, often in a different form. Broadly defined, the transducer is…
Digital Memory Waveform Recorder (DWR): The Digital Memory Waveform Recorder (DWR) shown in Fig. 12.18, provides capability which is difficult to achieve by other methods. The block diagram (Fig. 12.18)…
Digital Data Recording System: Digital Data Recording - Digital magnetic tapes are often used as storage devices in digital data processing applications. Digital tape units are of two types, incremental…
Null Type Recorder: These Null Type Recorder Working Principle of self-balancing or null conditions. When an input is given to the measuring circuit of the recorder from a sensor or transducer,…
Galvanometer Type Recorder: The D'Arsonval movement used in moving coil indicating instruments can also provide the movement in a Galvanometer Type Recorder. The D'Arsonval movement consists of a moving coil…