The types of magnetic sensors that are currently available. How the magnetic sensors work. Applications for the different magnetic sensors. Position sensors enable a variety of functions and controls ...

There are many types of magnetic field sensors on the market. A brief list would include (but not be limited to) these, with the more exotic devices first: The MEMS solutions are gaining market share ...

Figure 1a shows a slotted optical switch. An LED is mounted in a plastic housing, facing a phototransistor, but separated by a gap. If something moves into the gap, it blocks the light path between ...

Magnetic sensors detect moving ferrous metal. The simplest magnetic sensor consists of a wire coiled around a permanent magnet. A ferrous object approaching the sensor changes magnetic flux through ...

This article appeared in Electronic Design and has been published here with permission. While most sensors that surround us and make modern technology possible are well-known and understood, magnetic ...

Many modern technological applications are based on magnetic forces, e.g. to move components in electric vehicles or to store data on hard disks. Yet magnetic fields are also used as sensors to detect ...

The new magnetic sensor is inexpensive to make, works on minimal power and is 20 times more sensitive than many traditional sensors. A team of Brown University physicists has developed a new type of ...

Magnetic sensors play a key role in a variety of applications, such as speed and position sensing in the automotive industry or in biomedical applications. Many modern technological applications are ...