Transducer
Transducer - Related Videos
08:12
Pressure Transducer: Calibration Using a Pitot-static Tube
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2023
Source: Shreyas Narsipur, Mechanical and Aerospace Engineering, North Carolina State University, Raleigh, NC Fluid pressure is an important flow characteristic that is required to determine the aerodynamics of a system. One of the oldest and still existing pressure measurement systems is the manometer due to its accuracy and simplicity of operation. The manometer is generally a U-shaped glass tube that is partially filled with liquid, as shown in Figure 1. The U-tube manometer requires no...
08:46
Production of Lentiviral Vectors for Transducing Cells from the Central Nervous System
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Cited by 44 •
2012
In this protocol we describe production, purification and titration of lentiviral vectors. We provide an example of lentiviral vector-mediated gene delivery in primary cultured neurons and astrocytes. Our methods may also apply to other cell types in vitro and in vivo.
07:12
Alphavirus Transducing System: Tools for Visualizing Infection in Mosquito Vectors
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Cited by 11 •
2010
Methods for using alphavirus transducing systems to express fluorescent reporters in vitro and in adult mosquitoes are described. This technique may be adapted to express any protein of interest in lieu of or in addition to a reporter.
03:43
Processing of Lentivirus-Transduced Mouse Intestinal Organoids for Immunohistochemical Analysis
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2026
Source: Van Lidth de Jeude, J. F., et al. A Protocol for Lentiviral Transduction and Downstream Analysis of Intestinal Organoids. J. Vis. Exp. (2015).This video demonstrates the processing of lentivirus-transduced mouse intestinal organoids for paraffin embedding, to enable their downstream analysis for assessing gene expression.
01:31
Transducer Mechanism: Nuclear Receptors
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2023
Nuclear receptors, or NRs, are unique transcription factors that regulate gene transcription and affect the cellular pathways involved in reproduction, development, or metabolism. Their ability to be stimulated by small lipophilic ligands and control vital cellular processes makes them ideal drug targets. Nearly 10-15% of currently prescribed drugs target these receptors. About 48 different soluble family members of nuclear receptors are identified that can be divided into two main classes:
FAQs
A useful output maintains a proportional relationship with the detected input, such as temperature, pressure, displacement, light, or sound. This relationship allows changes in a physical phenomenon to appear as corresponding changes in an electrical signal. Engineers can then use that signal for measurement, monitoring, diagnosis, or control rather than observing the phenomenon directly.
Sensing transducers move information from the physical environment into a usable electrical signal, while actuating transducers convert an electrical signal into a physical result. A strain gauge or microphone supports detection, whereas a motor can produce motion. Using both types allows a system to measure conditions and respond through feedback or automated action.
Transducers connect real-world conditions with a control system. A sensing device reports a physical state through an electrical signal, and the system can use that information to guide an actuator. This measurement-and-response relationship supports automation, system monitoring, and optimization in engineering applications where equipment must react to changing conditions.
The physical quantity being observed strongly influences the appropriate device. Temperature, pressure, displacement, light, and sound require transducers suited to those distinct forms of input. Examples include thermocouples for temperature, strain gauges for deformation-related measurement, and microphones for sound. Matching the device to the input enables the phenomenon to be represented in a measurable form.
First, identify the physical phenomenon that must be monitored, such as pressure, temperature, or displacement. Next, select a sensing transducer that converts that input into a proportional electrical signal. The signal can then support measurement, diagnosis, monitoring, or feedback control. If a physical response is required, an actuating transducer provides the corresponding output.
Transducers support robotics, biomedical engineering, manufacturing, and aerospace by linking physical conditions with electronic measurement or action. In robotics, they can contribute to sensing and movement; in biomedical engineering, they can support diagnosis; and in manufacturing or aerospace, they can assist monitoring and system optimization. Their value comes from making physical phenomena usable in engineered systems.