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Optical Sensors are the Key to Health-Monitoring …

The new solution, the MAXM86416, combines Maxim’s optical biosensing analog front end, an Arm MCU, and two high sensitivity … See more

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URL: https://www.allaboutcircuits.com/news/optical-sensors-key-to-health-monitoring-wearable-size-critical/

The Brains of the Voyager Spacecraft: Command, Data, …

WEBThe CCS would be responsible for commands and memory management of the FDS and AACS, which required the addition of a MEMLOAD routine (to load memory, as implied) …

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Physiological Effects of Electricity Electrical Safety

WEBAs electric current is conducted through a material, any opposition to the current (resistance) results in a dissipation of energy, usually in the form of heat. This is the …

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The Versatility of Radar-on-Chip Systems: ADAS, Health …

WEBThis has altogether enabled the mass use of radars in autonomous cars, healthcare monitoring devices, and IoT applications. 60-GHz micro-radar system-in …

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What Are Electric Circuits

WEBA circuit is an unbroken loop of conductive material that allows charge carriers to flow through continuously without beginning or end. If a circuit is “broken,” that means its …

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Safe Circuit Design Electrical Safety Electronics Textbook

WEBSafe Circuit Design. As we saw earlier, a power system with no secure connection to earth ground is unpredictable from a safety perspective. There’s no way to guarantee how …

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Ohm’s Law (again!) Electrical Safety Electronics Textbook

WEBWe can use Ohm’s Law to determine this: E = IR E = (20 mA) (1 MΩ) E = 20,000 volts, or 20 kV. Bear in mind that this is a “best case” scenario (clean, dry skin) from the …

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The Importance of Electrical Safety

WEBThe Importance of Electrical Safety. With this lesson, I hope to avoid a common mistake found in electronics textbooks of either ignoring or not covering with sufficient detail the …

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Reevaluating the Toxicity of Semiconductor Manufacturing

WEBApril 13, 2021 by Tyler Charboneau. The safety of semiconductor manufacturing employees is a top priority. Still, these facilities handle toxic materials that can pose a hazard to …

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pH Measurement Electrical Instrumentation Signals

WEBpH is a representation of hydrogen ion activity in a liquid. It is the negative logarithm of the number of hydrogen ions (in moles) per liter of liquid. Thus: 10 -11 moles of hydrogen …

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Q Factor and Bandwidth of a Resonant Circuit

WEBBandwidth in terms of Q and resonant frequency: BW = f c /Q Where f c = resonant frequency Q = quality factor. A high Q resonant circuit has a narrow bandwidth as …

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Safety Capacitors First: Class-X and Class-Y Capacitors

WEBClass-Y safety capacitors are designed to fail open. A failure will cause your electronic device to be subjected to the noise and interference that the capacitor would …

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Battery Life Calculator

WEBThe application of this calculator is when designing a microcontroller, IoT, edge, or other battery-powered project. It will help you determine how long the system can run off of a …

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Powering the Voyager Spacecraft with Radiation: The RTG …

WEBThe RTGs on the Voyager probes rely on Plutonium-238, which is primarily an Alpha emitter.Alpha radiation is the most ionizing type which means that it has a …

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Understanding, Calculating, and Measuring Total Harmonic …

WEBTotal harmonic distortion (THD) is a measurement that tells you how much of the distortion of a voltage or current is due to harmonics in the signal. THD is an …

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What Is RoHS and Why Is It Important

WEBThe Beginnings of RoHS. RoHS has its roots in the European Union back in 2003. The goal of RoHS (Reduction of Hazardous Substances) is to reduce the …

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Understanding and Addressing 5 Key Power Supply Issues

WEB1. Input Overvoltage and Undervoltage. Both input undervoltage and overvoltage can be extremely problematic for power supplies, and they are among the …

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Step-up and Step-down Transformers Transformers Electronics …

WEBThis is a step-down transformer, as evidenced by the high turn count of the primary winding and the low turn count of the secondary. As a step-down unit, this transformer converts …

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Synchronous Motors AC Motors Electronics Textbook

WEBThe number of poles is n. For rotor speed in rpm, multiply by 60. S = f120/n where: S = rotor speed in rpm f = AC line frequency n = number of poles per phase. The 3-phase 4-pole …

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