resonance
The condition where the inductive and capacitive reactances have equal magnitude.
Industrial electronics
590 entries in this trade.
responsor
A receiver used in conjunction with an interrogator to receive and interpret signals from a transponder.
return key
A key on a computer keyboard commonly used to execute a command or confirm the input of keyed text.
RIMM
Initialism of Rambus in-line memory module.
ring modulation
A signal processing function in which two signals (typically a complex signal and a less complex carrier such as a sine wave) are combined to yield an output.
rise time
Of a voltage or current step function, the amount of time taken by a signal to change from a specified low value to a specified high value.
road map
A structured representation of objects to display a development plan, used in business for strategic planning and communications.
rollover cable
A kind of cable used to connect consoles to computers, having the pinouts on one end reversed with respect to the other.
ROM
Acronym of read-only memory.
router
In integrated circuit or printed circuit board design, an algorithm for adding all wires needed to properly connect all of the placed components while obeying all design rules.
RS-MMC
Initialism of reduced-size MultiMediaCard.
S.M.A.R.T.
Acronym of self-monitoring, analysis and reporting technology: a monitoring system included in computer HDDs and SSDs in order to detect and report various indicators of drive reliability with the intent of anticipating imminent hardware failures.
SATA
Serial ATA (Serial Advanced Technology Attachment), a computer bus technology primarily designed for transfer of data to and from a hard disk. It is the successor to the legacy Advanced Technology Attachment (ATA) standard.
scalar
An amplifier whose output is a constant multiple of its input.
Schmitt trigger
A comparator circuit with hysteresis implemented by applying positive feedback to the non-inverting input of a comparator or differential amplifier. It converts an analog signal to a digital one.
SCNR
Initialism of signal to effective clipping noise ratio.
SCR
Initialism of silicon controlled rectifier.
SCSI
Initialism of Small Computer Systems Interface.
SDHC card
A type of flash memory card with storage capacities ranging from 4 to 32 gigabytes.
SDR
Initialism of single data rate.
SDSL
symmetric digital subscriber line
seek time
The measurement of time required for the head assembly on the actuator arm of a hard drive to travel to the track of the disk where the data will be read or written.
segment descriptor
A part of the segmentation unit, used for translating a logical address to a linear address.
selfie camera
A camera on the same side or surface of a smartphone as the main display, used for taking selfies and making video calls.
SFG
Initialism of signal-flow graph.
SHF
Initialism of super high frequency.
silicon lottery
The uncertainty surrounding microprocessors' overclocking potential, which is typically unknown to a consumer (so that, by chance, some get products that prove able to overclock better than others).
SIMM
initialism of Single in-line memory module
single data rate
A communication signaling technique that transfers data on either the rising edge or the falling edge of the clock signal.
skew
A phenomenon in synchronous digital circuit systems (such as computers) in which the same sourced clock signal arrives at different components at different times.
small appliance
A portable or semiportable machine, generally used on tabletops, countertops or other platforms, to accomplish a household task.
Small Scale Integration
an integration type for digital circuits that contain transistors numbering in the tens providing a few logic gates per chip
SMART
Acronym of self-monitoring, analysis and reporting technology: a monitoring system included in computer HDDs and SSDs in order to detect and report various indicators of drive reliability with the intent of anticipating imminent hardware failures.
SMD
Initialism of surface-mount(ed) device.
smearer
A circuit used to eliminate the overshoot of a pulse.
SMF
single-mode fibre; a type of an optical fibre which is designed to carry only a single ray of light.
SMPS
Initialism of switching mode power supply.
SMT
Initialism of surface-mount technology.
SOA
Initialism of semiconductor optical amplifier (“a device that amplifies an optical signal directly”)
SOC
Initialism of system on a chip.
soft error
A type of transient error where a signal or datum is momentarily wrong, caused for example by an ionizing particle striking a chip.
soft key
A button, located along a display device, which performs whatever function is shown near it on the display.
solder mask
A thin lacquer-like layer of polymer that is usually applied to the copper traces of a printed circuit board for protection against oxidation and to prevent solder bridges from forming between closely spaced solder pads.
solenoid
An electromechanical switch controlled by a solenoid; solenoid switch, relay.
solid-state battery
An electrical battery that uses a solid electrolyte to conduct ions between the electrodes, instead of the liquid or gel polymer electrolytes found in conventional batteries.
sound card
A computer hardware device used for generating and capturing sounds.
source
The name of one terminal of a field effect transistor (FET).
southbridge
A secondary microchip connected to the CPU only through the northbridge.
spacistor
A kind of transistor developed in the 1950s.
split-ring
Either of a pair of concentric metallic rings with slits on opposite sides, used in split-ring resonators.
squegging
An irregular oscillation characterised by short periods of oscillation punctuated by brief periods of quiescence.
SRAM
Static random access memory.
SSD
Initialism of solid-state drive.
SSI
Initialism of Small Scale Integration.
SSL
Initialism of Start-Stop Logic.
STA
Initialism of static timing analysis (of a digital circuit).
Steiner point
One vertex of a Steiner tree.
sticky bit
A fault in a digital circuit, where a signal does not change as expected, but remains always in one state.
storage
Any computer device, including such as a disk, on which data is stored for a longer term than main memory.
storage device
A piece of hardware whose main function is to store data.