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)
See Also: Rubidium Standards
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Rubidium Reference Oscillator
LPFRS-01
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Rubidium reference generator LPFRS-01 is designed to generate a highly stable reference and clock frequency signal.
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Rubidium Reference Oscillator
VCH-210
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The rubidium reference generator VCH-210 is designed to generate a highly stable reference and clock signal.
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Ultra Low Noise, Rubidium Frequency Standard.
A10-M
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Frequency Referencing, Calibration, Standards Lab, Production Test for Oscillator Manufacturers. A very high stability LOW NOISE 10MHz Rubidium Reference, primarily for production test of quartz oscillators and RF instrumentation frequency referencing. This industry standard 2U rack-mount instrument has a long heritage and ongoing production life for this latest 2009 version that features RS232 monitoring and control of the DPLL, locking the Ultra Low Noise OCXO to the Rubidium. Damping and Bandwidth is controlled by integrator digital gain, proportional digital gain, pre-filter order and subsample rate. Eight values of user selected bandwidth are available.
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GPS/GLONASS Disciplined Rb Oscillator
VCH-311
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GPS/GLONASS disciplined rubidium frequency standard model VCH-311 is a high stable frequency signal source (STANDARD mode), or precision frequency calibrator for any external standard signals (CALIBRATOR mode). The instrument contains multi-channel GPS/GLONASS receiver, time scale comparison unit and automatically adjustable Rubidium reference oscillator.
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Rubidium Frequency Standard
RFS VXI
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*RFS VXI is designed to work as part of information measuring systems based on the VXI bus as a rubidium frequency standard.*RFS VXI is intended for use as a highly stable laboratory signal source for checking generator devices, time-frequency measuring equipment and other equipment, synchronizing navigation systems.*The RFS VXI contains two independent rubidium reference oscillators: main and standby.*RFS VXI is a VXI standard, register based device and measures C-1.*RFS VXI implements the "Self-control" mode, which checks the output frequencies of the rubidium standard.
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AC Reference Modules
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NAI offers a variety of AC reference modules that provide a drive capability to 5 VA. The units are transformer-isolated and operate over a frequency range from 47 Hz to 10 kHz. These modules are specifically designed for rugged defense, commercial aerospace, and industrial applications.
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E-Band Signal Analysis Reference Solution
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The E-band signal analysis reference solution provides an effective measurement solution for today’s wideband signals as well as emerging communications standards. With the M1971E waveguide harmonic mixer, which provides a 55 to 90 GHz input; Keysight oscilloscopes, which provide excellent signal integrity; and the powerful 89600 VSA software, you have a high-quality wideband measurement solution. A simple user interface also provides integrated mixer setup, correction and LO optimization, allowing for accurate measurements.
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Rubidium Instruments
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Our range of atomic / rubidium disciplined time and frequency standards in a variety of enclosures and sizes to suit all appliations. These acurate time and frequency references are used in telecoms, aviation, nautical and precision test and measurement enviroments.
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Rubidium Oscillator
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Rubidium oscillators are a type of atomic clock and are the most accurate time standards known and are used as time distribution services to control things such as telecommunications infrastructure, TV broadcasts and global navigation satellite systems (GPS).
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Rubidium Oscillators
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Our range of precise low noise rubidium oscillators in a variety of sizes to suit all appliations. These acurate frequency references are used in telecoms, aviation, nautical and precision test and measurement enviroments.
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Reference Magnets
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Reference Magnets provide a stable and convenient method to verify the accuracy and calibration of Hall Effect Gaussmeters, Teslameters, and Probes.
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Rubidium Oscillators
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Precision Test supplies a full range of rubidium oscillators and modules, including ultra low phase noise and ultra low Alan deviation modules.
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Benchtop Rubidium Frequency Standard
FS725
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Stanford Research Systems, Inc.
The FS725 integrates a rubidium oscillator (SRS model PRS10), a low-noise AC power supply, and distribution amplifiers in a compact, half-width 2U chassis.
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Micropower Voltage References
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Analog Devices offers a broad line precision micropower voltage references with extremely low quiescent currents (series references) or minimum shunt currents (shunt voltage references). All of our precision voltage references offer excellent initial accuracy and low temperature drift over time and temperature. Our Reference Plus products combine precision voltage references with comparators or amplifiers.
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Reference Supplies
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Advanced Energy's Trek reference supplies offer both high temperature and time stability outputs. They can also be used as a secondary traceable standard.
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Master Reference Generator
Mentor
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Precision Time Protocol IEEE-1588 PTP grandmaster• Multiple video and audio formats in one box• Simultaneous 525/625 and HD Tri Level Sync outputs• Highly accurate GPS reference for synchronisation and timecode• Vector web-browser setup and monitoring tool• Redundant PSU option• Add upgrades and options without return to factory• Generates synchronised audio and video• Redundant units with changeover• 4K test pattern ready (future upgrade)
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FOCL Reference Signal Modem
VCH-607
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FOCL reference signal modem VCH-607 is designed to receive and transmit electrical signals with a nominal frequency of 100 MHz through a fiber-optic system and generate electrical signals with a nominal frequency of 5 and 10 MHz, coherent with the input signal. Reception and transmission through the FOCL is provided using a pair of modems: one is configured as a Transmitter and is installed at the end of the FOCL where the signal source is located, the second is configured as a Receiver and is installed at the opposite end of the FOCL.
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Reference Solutions
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As you seek solutions to evolving test challenges, Keysight Reference Solutions provide the right combination of hardware, software, and measurement expertise through programming examples highly optimized for specific applications. Reference Solutions show you how to get the most out of your test equipment, helping you achieve half the time to insight.
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Reference Temperature Calibrator
JOFRA™ RTC-187
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AMETEK Sensors, Test & Calibration
RTC-187 provides high-quality temperature measurement from -45 to 180°C. The 180°C is a 25° expansion over the range of the RTC-157, and it’s now the hottest temperature available for a calibrator that also supplies cold temperatures.
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Frequency Reference
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Quartzlock time and frequency standards offer a complete range of cost effective and low noise in both atomic controlled (rubidium oscillator) and GPS controlled (off-air) time and frequency reference, calibrators and standards. These acurate time and frequency references are used in telecoms, aviation, nautical and precision test and measurement enviroments.
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Intelligent Reference
TM-4D
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The Intelligent Reference/TM-4D™ breaks new ground for time and frequency references. For the first time, it is possible to generate and distribute both analog and digital signals to multiple instruments and locations with just one product that fits in a single rack space. The TM-4D is three instruments in one: an Intelligent Reference/TM-4™ precise time and frequency reference, a digital signal distribution amplifier and an analog distribution amplifier. And it eliminates the need for multiple boxes.
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Slag & Refractory Reference Materials
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NCS Testing Technology Co., Ltd.
Slag & Refractory Reference Materials by NCS
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Reference Transmitter
81492A
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Keysight's 81492A Reference Transmitter is designed to offer excellent eye quality for NRZ and PAM4 signals at baud-rates up to 56 Gbaud and can serve as universal single-mode E/O converter. In addition to the internal lasers at 1310 & 1550 nm, an external optical input for usage with tunable laser sources is available. It is fully integrated into Keysight’s Optical Receiver Stress Test solutions to address test requirements of IEEE 802.3 10,40,100 and 400GBASE optical standards.
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25µA Micropower Voltage References
ISL21070
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The ISL21070 voltage references are analog voltage references featuring low supply voltage operation at ultra-low 25µA max operating current. Additionally, the ISL21070 family features guaranteed initial accuracy as low as ±0.2% and 30ppm/°C temperature coefficient. These references are ideal for general purpose applications for performance at lower cost.
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Reference Standards
GF333V2
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Beijing GFUVE Electronics Co.,Ltd.
Standard kWh meter is a reference standard with the characteristics of wide-range, multifunction and high-precision. It has accuracy class of 0.02. By adopting techniques of DSP, embedded system and automatic temperature balancing and other compensation, it has not only advantages of light weight, small size, high precision, high performance, powerful function, original interface, ease-to-use, but also work stability.The product can be widely used in fields of electric energy measuring, electric energy laboratories and other relevant industry, not only in laboratories but also at the industrial field.
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Calibrated Solar Reference Cell
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To insure repeatable testing on any solar simulator, OAI offers 2cm x 2cm calibrated reference cells. Standard reference cell calibration cycles can be set up by OAI''s calibration laboratory to insure that your reference cell maintains certification.
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Analytical Reference Materials & Standards
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Agilent, now with former Ultra Scientific, offers a comprehensive portfolio of analytical standards, reference materials and certified reference materials for environmental, food safety, elemental analysis, instrument calibration, tuning mixes, and more.Reference materials and certified reference materials are substances that are tested to be homogenous and have fixed values of its concentrations. These standards are a critical component of your application workflow - from sample prep, instruments, columns, supplies, and services. The success of your analysis depends upon the quality of your reference material. All Agilent standard reference materials have been manufactured to the highest quality in an ISO 9001, ISO 17025 and 17034 accredited facilities to ensure the accuracy of your analyses.If you need a custom reference material, partner with us to design and develop a custom standard to your specifications.
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Precision Chilled Mirror Reference Hygrometers
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Chilled mirror dew-point hygrometers provide highly accurate and stable measurements of trace moisture and humidity. The precision chilled-mirror reference hygrometers are sensitive to changes in very low moisture concentrations (less than 5 ppbV).
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HDMI / 3G Reference Media Player
VQS-300
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Versatile destop/rackmount unit, loaded with unique sophisticated set of static and dynamic test patterns - see more details in separate VQL for VQS PresentationMulti-format HDMI and 3G-SDI outputs, digital and analog AV outputs2.5 ppm accurate system clock to meet full 3G-SDI broadcast specsFront side bay for detachable SATA HDD – up to 2 TB of contentVQL - Library of unique sophisticated dynamic test patterns and sequencesLIve clips and 3D Video Tests, 5.1 Surround Sound and LR Stereo Audio TestsAll commonly used resolutions, aspect ratios, frame rates and interlace modesEasy expansion with any external USB storage device: BD/DVD, HDD, FD.
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23KHZ Reference Measurement Microphone
M23R
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The M23R is a precision engineered 23kHz omnidirectional measurement microphone ideally suited for acoustical measurements including loudspeaker design and quality control, sound system setup and troubleshooting, room acoustics, or any application where an accurate free-field measurement microphone is required.
