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A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

A flip-flop or latch is a circuit that has two stable states and can be used to store state information.
1070 questions
Electromagnetic compatibility (EMC) is a branch of electronics related to identifying and solving problems caused by electromagnetic interference (EMI) between devices. It encompasses both attempting …
Switching can be defined as the change in state whether it be an analog, digital, or mechanical device. For digital devices, switching can be defined as a transition from HIGH to LOW or vice versa. Fo…
A kind of motor that moves in steps.
Anything related to transfer functions, i.e. those complex-valued functions of a complex variable used to model mathematically the I/O relationship of linear time-invariant initially-at-rest system us…
The ESP8266 is a low-cost Wi-Fi chip/module with UART connections and a built-in TCP/IP stack. It has an Xtensa single-core 32-bit L106 MCU, usually running at 80 MHz.
the analysis, interpretation and manipulation of signals
A chip or a circuit that sends a signal with more current or voltage, or over longer distances.
Questions about the design of electronics for use in an automotive environment. (Questions about the installation and use of automotive electronics are unlikely to be appropriate for this site.)
Questions about cable types, properties, ratings and construction.
992 questions
A Computer Aided Design (CAD) program that runs on Linux, Mac, and Windows.
990 questions
Low-power refers to electronics that are designed to use less power than their common counterparts. This is often a requirement because of limited available power, as in battery operated devices, or i…
Radio is the technology of signaling and communicating using radio waves. Consider using the rf (radio frequency) tag.
984 questions
A multiplexer selects one of two (or more) inputs based on a control input. It then outputs the selected input.
Differential refers to any kind of signaling where the signal information is carried by two or more paths and both are required to properly reconstruct the signal. For example, USB D+ and D-
976 questions
A device which controls the voltage and current being delivered to a capacitor or battery.
Short for Liquid Crystal Display. LCDs consume little power, and exist in graphic LCDs, or segmented. The latter type is used for character and 7-segment digit display, and also in custom LCDs for con…
965 questions
A circuit using four switching elements which allows power to be applied to a load in either direction. Often used for reversible motor control.
950 questions
An LED driver is a self-contained power supply that controls the amount of current and voltage supplied to an LED light. An LED constant current driver monitors the loop current of each LED and automa…
Capacitance is the ability of a body to store an electrical charge.
948 questions
More than one of a thing, performing the same task simultaneously
948 questions
These are part of AC to DC conversion. A half-wave rectifier keeps only the positive part of the signal. A full-wave rectifier also keeps the negative part, but flips it to make it positive too.
948 questions
An electronic component that sources current - if it sinks current it is called a current sink but both devices (sinks and sources) can be called sources. An IDEAL current source will supply current, …
A multifunction measuring instrument used for measuring AC and DC voltage [V] and current [A] as well as resistance [Ω]. Many digital multimeters can also measure frequency [Hz], duty cycle [%], capac…
939 questions
Thermal energy; where it comes from, and how to keep it from damaging components
936 questions
Ancillary circuitry that protects the main circuitry in case of a fault. Examples of faults protected against are: overvoltage, ESD, overheating, and overloading (too high of a current draw). In some …
AC power with three legs run 120 degrees out of phase
A length of conductive material used as a conductor of electricity.
907 questions
A low bandwidth, low-power short-range wireless protocol typically used for personal area networks that operates on 2.4GHZ-2.485GHZ.
905 questions
Act of measuring voltage
A comparator compares two voltages or currents and switches an output to indicate which is larger.
901 questions
Zener is an effect in semiconductors, the name of a diode that uses that effect and more generally any diode that has similar characteristics to a Zener diode.
A generator is a device that generates electricity from mechanical energy via different energy sources such as heat or kinetic energy of water.
898 questions
Mechanically adjustable variable resistor with three legs. It is used as a voltage divider. (It is not a meter at all, but got the name from its historical ancestor, which was a meter.)
895 questions
GPIO is an acronym for general purpose input/output. The term is typically applied to a pin on a microcontroller (or other device) that may be changed between an input and output under software contro…
Consider instead more specific tags, e.g., dram, sram, flash
875 questions
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