Topic Catalog
Topics beginning with "V" |
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Vacuum ChambersEvacuate air simulating low atmospheric pressure at different elevations. |
Vacuum Fixturesactuate UUT typically PCB to bed of nails. |
ValidatorsAssure standards are met. |
Variable AttenuatorsProvide changeable resistance values. |
Variable Optical AttenuatorsAdjust the power of an optical signal. |
VaristorA non-ohmic voltage-dependent resistor whose resistance is low when magnitude of voltage is high. |
VCChanges the voltage of a source. |
VCSELa semiconductor laser diode with light emmission perpendicular from top surface. |
VDEVerband der Elektrotechnik |
VDSLVery High-Speed Digital Subscriber Line |
VectorValue having both magnitude and direction. |
Vector Network Analyzersmeasure the amplitude and phase characteristics of electric networks. |
VectorscopesVisualize the chrominance of a video signal. |
Vector Signal AnalyzersIs like a spectrum analyzer with the addition of demodulation functions. |
Vector Signal GeneratorsOutput complex waveforms. |
Vehiclea means of conveyance. |
Vehicle DiagnosticsCheck a vehicle's components and sub systems. |
Vehicle ElectronicsDiscipline for TOTAL ground vehicle electrical/electronics system integration. http://www.tacom.army.mil/tardec/vetronics/vethome.htm |
VelocimetersMeasure the speed and direction of fluids. |
VelocityMotion per unity of time. |
Vertical Cavity Surface Emitting Lasersa semiconductor laser diode with light emmission perpendicular from top surface. |
Very Large Scale Integration> 100,000 < 1,000,000 electronic components per chip |
VetronicsDiscipline for TOTAL ground vehicle electrical/electronics system integration. http://www.tacom.army.mil/tardec/vetronics/vethome.htm |
VFL1) abbreviation for Vendor Flying Lead. 2) abbreviation for Visual Fault Locator. Apply light to optical fibers, enabling visual inspection to determine integrity. |
VHDLVHSIC Hardware Description Language |
VHFVery High Frequency operating at 30 MHz to 300 MHz. |
VHF Omnidirectional Radio Rangenavigation system that detemines position by vectoring fixed ground radio beacons. |
Vibrating Sample Magnetometersmeasure a material's hysteresis, anistropy, torque and polar kerr properties. |
Vibrationmechanical oscillation of a particle or solid. |
Vibration AnalyzersPerform conversions of Amplitude vs. Time to Amplitude vs. Freq. (Spectrum Analysis) (www.impactengineering.com/1-services4b.html) |
Vibration Calibrationfor acceleration, velocity, frequency and displacement calibration. |
Vibration Calibratorsfor acceleration, velocity, frequency and displacement calibration. |
Vibration ControlA hardware/software product that generates one or more analog drive signals that are applied to a customer's amplifier / shaker / test device for the purpose of creating a specified vibration environment at one or more points on a test device. (dataphysics.com) |
Vibration ExcitersVibration reference source. |
Vibration IsolationControl of unwanted vibration so that its adverse effects are kept within acceptable limits. (www.sdp-si.com) |
Vibration MetersMeasure mechanical oscillations acceleration, velocity, and displacement. |
Vibration Monitors |
Vibration SensorsSensors used for measuring, displaying and analyzing linear velocity, displacement and proximity, or else acceleration. They can be used on a stand-alone basis, or in conjunction with a data acquisition system. (sensors-transducers.globalspec.com) |
Vibration Test |
VibrometersMeasure vibration. |
Videoimaging in sequence representing a moving scene. |
Video AnalyzersAnalyze a video signal's amplitude, amplitude overshoot, and other signal attributes. |
Video InspectionEvaluation of an object through the analysis of video representation. |
Video Measurement1) used to quantify physical coordinates. 2) qualifies video playing devices. |
Video MicroscopesImaging of small target areas. |
Video Pattern GeneratorsMeasure the performance of imaging processing. |
Video Signal Generatorsprovide video and/or television waveforms for use in analysis of devices that employ a video signal. |
Video SurveillanceRemote visual monitoring to detect behavior outside norm. |
Video SwitchingThe routing of video signals. |
Video Testinstruments which test the video stream. |
Virtual InstrumentsModular measurement hardware whose functional is user defined. |
VISAVirtual Instrument Software Architecture. |
Viscometersmeasure a liquid's resistance to flow. |
Viscosimetersmeasure a liquid's resistance to flow. |
Viscosity |
VisionTo see vividly. |
Vision SensorsAn image sensor combined with a processor for base visual acuity. |
Vision Software |
Vision SystemsOptically discern environments. |
Visual BasicA programming language and environment that allows rapid creation of user interfaces by dragging and dropping elements such as buttons and controls. |
Visual Fault FindersApply light to optical fibers, enabling visual inspection to determine integrity. |
Visual Fault LocatorsApply light to optical fibers, enabling visual inspection to determine integrity. |
Visual Inspection |
Visual Laser SourcesApply light to optical fibers, enabling visual inspection to determine integrity. |
VITA 46high speed bus plane connector rated at 6.25 Gbps. |
VLANvirtual LAN |
VLFfrequency operates at 3–30 kHz. |
VLSI> 100,000 < 1,000,000 electronic components per chip |
VMEVERSAmodule Eurocard bus |
VME64VME64 is an expanded version of the VersaModule Eurocard bus (32-bit data handling) that provides 64-bit data transfer and addressing. (webopedia.com) |
VME Backplanes |
VMEbusVERSAmodule Eurocard bus |
VME Carriers |
VME Chassis |
VNAmeasure the amplitude and phase characteristics of electric networks. |
VOAAdjust the power of an optical signal. |
Voice Quality TestingExamine spoken sound quantitatively. |
VoIPAn application that encodes and digitizes a voice signal, converts the signal to data packets, and transports the packets over a data network running Internet protocol (IP). (www.intel.com) |
VoIP Test |
VoltageThe tension of an electromotive force. |
Voltage CalibratorsAn accurate voltage units of measure to facilitate comparison to and adjustment of instruments. |
Voltage ConvertersChanges the voltage of a source. |
Voltage Current Sources |
Voltage DetectorsSense the presence and amount of electrical current. |
Voltage DividersCircuit whose output voltage is a fraction of it's input voltage. |
Voltage Indicators1) Digital Voltage Indicator. 2) Digital Visual Interface, is a standard for a uniform connector that can handle both digital and video signals. |
Voltage LoggersRecord voltage measurements. |
Voltage Sensors |
Voltage SourcesA precise voltage standard. |
Voltage Testers |
VoltmetersMeasure differences in voltage. |
Volt MetersMeasure differences in voltage. |
Volt-Ohm MetersA Voltmeter, Ohmmeter, and Milliammeter; multimeter. |
VOMA Voltmeter, Ohmmeter, and Milliammeter; multimeter. |
VORnavigation system that detemines position by vectoring fixed ground radio beacons. |
VPGMeasure the performance of imaging processing. |
VPWVariable Pulse Width modulation |
VPXhigh speed bus plane connector rated at 6.25 Gbps. |
VQTExamine spoken sound quantitatively. |
VSBVestigial SideBand |
VSGOutput complex waveforms. |
VSMmeasure a material's hysteresis, anistropy, torque and polar kerr properties. |
VSWRVoltage Standing Wave Ratio. |
VU MetersMeasure in "Volume Units" audio strength levels. |
VUVVacuum Ultraviolet |
VXIVME eXtensions for Instrumentation bus |
VXI BackplanesA VXI compliant electronic circuit board containing circuitry and sockets into which additional electronic devices or other circuit boards or cards can be plugged. (www.dothill.com) |
VXIbusVME eXtensions for Instrumentation bus |
VXI Chassis |
VXI Controllers |
VXI Mainframes |
VXI Multiplexers |
VXI Switching |