Topic Catalog

Topics beginning with "R"
Rackmount Instrument capability of mounting to racks.
Racks rackmount frame for instruments.
Radar Radio Detection and Ranging.
Radar Detectors Monitor for rf and laser waves.
Radar Simulation reproduce or represent the performance of a radar.
Radar Simulators reproduce or represent the performance of a radar.
Radar Test
Radiance Measure of EMR amount.
Radiation The transmission of energy through material or space.
Radiation Detectors Sense radiant energy.
Radiation Dosimeters Measures the cumulative amount of radiation exposure.
Radio Transmission of modulated electromagnetic waves whose frequency falls below light.
Radio Frequency 3 kHz to 300 GHz or a frequency < microwave.
Radio Frequency Identification A data organization system using radio frequency signals from electronic tags to identify, track, and control objects.
Radio Frequency Integrated Circuits Analog integrated circuits, operating at or above the ultra-high frequency band.
Radiometers measure the power of radiant energy.
Radio Modems Serial data radio frequency transceiver.
Radio Test Sets
Radon Rn is a radioactive noble gas.
Railroad is a tracked means of transport.
Railway A tracked means of transport.
RAM Random Access Memory
Raman Sir Chandrasekhara Venkata Raman co-discoverer of the Raman effect in liquids.
Ramp Test Sets airborne avionic and communication test equipment used on the tarmac.
Range Finders measure distance to range a target.
Raspberry Pi a tiny single-board computer.
Rate Sensors Measures rotational velocity around a sensitive axis.
Ratiometers Measure power's peak-to-average ratio level.
Ratio Meters measure power's peak-to-average ratio level.
RCCB Residual Current Circuit Breaker
RCD Residual Current Device
RDM "Remote Device Management" formally known as E1.20 extends DMX with bi-directional communications.
Reactive Load Banks Provide both lagging and leading power factor loads.
Receivers Equipment that is the sink or terminator of any signal on a transmission medium. (atis.org)
Receptacle Testers test access viability to electricity, gas or data.
Recognition
Reconditioned Recondition equipment to make almost new.
Reconnaissance a search to reveal and recognize.
Recorders capture and hold data, authenticating events.
Recording Systems Equipment designed to make an automatic record of output from test equipment.
Rectifiers Convert AC to DC.
References A source of comparison.
Reference Sources
Reference Transmitters high quality optical transmitters for test and measurement.
Reflectometers Instruments used to measure the reflectance of a surface. (spaceflight.nasa.gov)
Reflectometry The science and techniques involved in using reflectometers. (www.geog.nottingham.ac.uk)
Refractometers measure a substance's RI (refractive index).
Refurbish Recondition equipment to make almost new.
Refurbished Recondition equipment to make almost new.
Register Transfer Level Resisitor-transistor logic.
Regulated DC Power Supplies Clip unregulated (varying) source of DC voltage at a specified level to supply regulated (steady) voltage to a load. (allaboutcircuits.com)
Relay electromechanical or semiconductor switches.
Relay Drivers Control the energized state of relays.
Relay Test
Relay Testers
Relay Test Sets
Reliability assured quality and continuity of performance.
Remote Terminal Unit Collects data from data acquisition (DAQ) devices and transmits the information to the main test system via a network.
Repair Fix equipment and restore to good working order.
Residual Gas Analyzers Monitor for immpurities in a gas environment.
Resilience ability to withstand and recover.
Resistance Bridges Provide precise resistance measurement.
Resistance Calibrators
Resistance Decade Box set of precision resistors configured in desired resistance values.
Resistance Meters measure opposition to electrical current.
Resistance Temperature Detectors - variable-resistance sensor measuring temperature by fluctuations in resistance.
Resistance Test measured in ohms is the ability of a current to conduct.
Resistance Thermometers - variable-resistance sensor measuring temperature by fluctuations in resistance.
Resistive Load Banks Check power source's ability to deliver a given current and voltage at unity power factors.
Resistivity Meters measure electrical current's dissaptive properties.
Resistors Keep a steady fixed or variable voltage to current ratio as measured in ohms.
Resolvers Use four wires to compute trigonometric values over 360 degrees of rotation by varying the magnetic couplings between its primary (rotor) and secondary (stators) windings.
RF 3 kHz to 300 GHz.
RF Amplifiers take low power RF signals and output RF signals that vary in the same way as the input signal, but with a raised amplitude.
RF Analyzers
RF Attenuators Used to reduce input RF & Microwave power by a fixed ratio – expressed in dB. (www.e-meca.com)
RF Box A space surrounded by an electromagnetic radiation barrier
RF Detectors Sense the presence of radio frequencies.
RF Enclosures a space surrounded by an electromagnetic radiation barrier
RF Field Strength Meters measure magnitude of electromagnetic field.
Rf Frequency Synthesizers
RF Generators Produce radio frequency (RF) signal for device evaluation and fault detection.
RFI EMI occuring in the RF spectrum.
RFIC Analog integrated circuits, operating at or above the ultra-high frequency band.
RFID A data organization system using radio frequency signals from electronic tags to identify, track, and control objects.
RF Matrices route radio frequency signals through a a grid array.
RF Matrix route radio frequency signals through a a grid array.
RF / Microwave Switches
RF Multiplexers Devices that select between a number of RF signals.
RF Noise Radio frequency interference.
RF Power
Rf Power Amplifiers
RF Power Meters measure RF signal strength.
RF Power Sensors
RF Probes Coaxial Probes are said to offer repeatable performance up to 3 GHz in custom or standard configurations.
RF Sensors Detect RF signal and represent the detected signal level in a manner that can be measured and recorded.
RF Signal Generators
RF Sources Produce Radio Frequency (RF) signal.
RF Spectrum Analyzers
Rf Switches
RF Switching The opening and closing of RF connections.
RF Voltmeters Measures RF voltages on tuned circuits.
RF Wattmeters Measure RF power.
RGA Monitor for immpurities in a gas environment.
RGB Red, Green and Blue video signal.
RISC-V open specification for an Instruction Set Architecture (ISA) based on reduced instruction set computer (RISC) principles.
River a watershed's flow when resulting in currents.
RJ45 Common name for any 8P8C modular connector.
RLC Meters Measure inductance(L), Capacitance, and Resistance or impedance.
Robots A computerized machine designed for a wide variety of manufacturing functions such as material handling and automobile assembly. (www.scotsmist.co.uk)
ROM Read Only Memory.
ROM Emulators A debugging tool that assumes the role of a system resource to examine and change memory, I/O, and registers.
Rope
Rotary Actuators Cause movement revolving around an axis.
Rotary Stages Revolve a table in a circular motion.
Rotor revolving member.
Routers Direct the flow of data packets between networks at the network layer.
Router Test
RS-170a National Television System(s) Committee
RS232 A standard interface for serial binary data interchange defining voltage levels for logical one and logical zero, standard transmission speed and connector types.
RS-232 A standard interface for serial binary data interchange defining voltage levels for logical one and logical zero, standard transmission speed and connector types.
RS-232 Analyzers
RS422 One of several standards that incorporate balanced line signals into DB connectors. A pair of wires is used to carry each signal. The data is encoded and decoded as a differential voltage between the two lines. (www.sangoma.com)
RS-422 One of several standards that incorporate balanced line signals into DB connectors. A pair of wires is used to carry each signal. The data is encoded and decoded as a differential voltage between the two lines. (www.sangoma.com)
RS485 Serial communication line supporting 32 devices.
RS-485 Serial communication line supporting 32 devices.
RS530 DTE to DCE cable specification.
RS-530 DTE to DCE cable specification.
RTA characterize audio frequencies between 20 Hz to 20 kHz.
RTD - variable-resistance sensor measuring temperature by fluctuations in resistance.
RTD Simulation calibrate resistance temperature detection systems.
RTD Simulators calibrate resistance temperature detection systems.
RTL Resisitor-transistor logic.
RTP Real-time Transport Protocol
RTU Collects data from data acquisition (DAQ) devices and transmits the information to the main test system via a network.
Rubbing Fastness Testers test color transfer from textiles and leather.
Rubidium Frequency Standards
Rubidium Oscillators A device that uses the resonance frequency of the rubidium atom (6,834,682,608 Hz) to control the frequency of a quartz oscillator.
Rubidium Reference In telecommunication, a rubidium standard is a frequency standard in which a specified hyperfine transition of electrons in rubidium-87 atoms is used to control the output frequency. (www.encyclopedia.thefreedictionary.com)
Rubidium Standards In telecommunication, a rubidium standard is a frequency standard in which a specified hyperfine transition of electrons in rubidium-87 atoms is used to control the output frequency. (www.encyclopedia.thefreedictionary.com)
Rupture