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Product Alerts
Keep current on the latest products, new suppliers, and technical articles of interest to you. (See Topics) |
Products/Services for Time and Frequency Standards
Time standards and frequency standards can include cesium or rubidium atomic clocks, quartz oscillators, hydrogen masers and other master clocks. Time reference sources are used in networks & telecommunications, observatories, utilities and navigation (GPS). Learn More about Time and Frequency Standards
...include AC voltage, DC voltage, AC current, and DC current. Calibration instruments that produce a pulse stream, pulse range, or frequency range are also available. Signal and waveform generators are designed to produce a sine wave, square wave... Search by Specification | Learn More about Calibration Instruments
Calibration standards and reference sources include any source that can provide a reference for the calibration of an instrument or comparison of a material or component. Search by Specification | Learn More about Calibration Standards and Reference Sources
Codes, standards and regulations are developed, maintained, and promoted by regulatory agencies, engineering societies, and trade organizations. Search by Specification | Learn More about Codes, Standards and Regulations
Phase-locked loop (PLL) frequency synthesizers are electronic devices that produce frequencies coherent to a reference frequency. Search by Specification | Learn More about PLL Frequency Synthesizers
Frequency-to-voltage converters accept a signal and convert its frequency to a corresponding analog voltage level. Search by Specification | Learn More about Frequency-to-Voltage Converters
Frequency meters are instruments that provide analog outputs as frequencies that vary as a function of the applied input. They display values on a dial, usually with a needle or moving pointer. Search by Specification | Learn More about Frequency Meters
Spectrum analyzers and signal analyzers display raw, unprocessed signal information such as voltage, power, period, wave shape, sidebands, and frequency. They can provide the user with a clear and precise window into the frequency spectrum Search by Specification | Learn More about Spectrum Analyzers and Signal Analyzers
Inductance standards and decades provide highly accurate and digitally variable standard values of inductance for calibration, comparison and testing. Search by Specification | Learn More about Inductance Standards and Decades
Specialty IC timing devices are specialty or proprietary products related to IC timing devices. Learn More about Specialty IC Timing Devices
Frequency discriminators are RF or microwave devices that are used to detect a signal with a particular frequency. Search by Specification | Learn More about Frequency Discriminators
Frequency synthesizers are electronic devices that generate frequencies by using a combination of other frequencies. Search by Specification | Learn More about Frequency Synthesizers
Standard keypads are standard size membrane or carbon pill keypads. Search by Specification | Learn More about Standard Keypads
Frequency counters are digital indicating meters for accurate measurement and display of square wave and pulse input signals. Learn More about Frequency Counters
Digital multimeters (or multi-meters) are used to measure electrical quantities such as voltage, current, resistance, frequency, temperature, capacitance, and time period measurements. Search by Specification | Learn More about Digital Multimeters
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Reference Standard - Pyrifluquinazon Chem Service, Inc.
Force Calibration Services United Testing Systems, Inc.
Flow Calibration Lab Services Thompson Equipment Company, Inc.
Scott Health & Safety Authorized Service Center Process Control Outlet
Single-Phase : NEMA 48 & 56 ODP - Resilient Base Process Control Outlet
Thread Set plug and work plug gage calibration Johnson Thread-View Systems, LLC
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Product News for Time and Frequency Standards
SSMB-SSMC-SSLB Proven Reliable at High Frequencies
Radiall's micro-miniature SSMB-SSMC-SSLB connectors are the most popular and versatile solutions for numerous high frequency, high density applications on the market today. (read more)
Timing Pulleys - Made-to-Order Timing Pulleys
Timing belts and pulleys offer a positive drive through the engagement of the molded teeth in the belt with accurately spaced grooves on the pulley. The action of the belt teeth entering and leaving the pulley grooves is positive, smoother operating and more silent than other types of drives. (read more)
Specialty & Standard Bolts for Off-Shore Industry
Valley Forge & Bolt Manufacturing Co. has been in business for over 29+ years serving the Offshore Industries with domestic manufactured high quality fasteners. We offer innovative products that promote safety of critical joints as well as reducing maintenance time and frequency of servicing these joints. (read more)
Timing Screws, Straight-Root Design
Since 1957 Ernst Timing Screw has provided it's customers with the best quality timing screws on the market. Timing screws form Ernst can be made out of many different materials, colors, lengths & diameters. Our timing screws can also handle any shape container including round, square, oval, and triangular. (read more)
Turbidity Testing - meters and standards
GFS manufactures AMCO Clear EPA approved turbidity standards for water testing. In addition, we are distributors for many instrument manufacturers including HF Scientific, Hanna, Rosemount and McVan Instruments. (read more)
Fluke 6100A Electrical Power Standard
With the release of the 6100A Power Quality Standard, Fluke Precision Measurement provides a highly accurate, scalable system for calibrating power measurement tools to meet the new demands of the global market. (read more)
491M Modular Gas Standards Generator
KIN-TEK's 491M Modular Gas Standards Generator can generate gas mixtures from permeation tubes, diffusion tubes and/or compressed gas cylinders to simultaneously deliver one or more calibration standards directly to your FTIR, GC, GC-MS, Ion Mobility Spectrometer or any type of gas analyzer or environmental chamber. (read more)
Spectrophotometric and Optical Standards for QC/QA
Do your SOPS require a check standard to verify your instrument is reading properly?
As you know, small changes to your instrument can affect your results
GFS Chemicals offers standards to check the overall health of your instrument
- Wavelength Standards
- Photometric Standards
- Stray Light Standards
FlexStream Gas Standards Generator
KIN-TEK's new FlexStream™ automated gas standards generating instrument offers flexibility for creating precision gas mixtures. Mixtures are produced by diluting the emission from permeation tubes, or diffusion tubes, with an inert diluent, typically nitrogen or zero air. The FlexStream™ is ideally suited for creating trace concentration - ppm, ppb, and pptr - mixtures. (read more)
1529 Chub-E4 Standards Thermometer
So you need multiple channels, battery power, outstanding accuracy, and the ability to read many different sensor types—but you don't need all the power of a 1 ppm Super-Thermometer. We have the answer for you.
Hart's 1529 Chub-E4 Thermometer gives you four channels, three major sensor types, lab-quality accuracy, and a ton of great features, all at a price you'll love. (read more)
Conduct Research
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Frequency Margining using the Si534 Quad-Frequency Crystal Oscillator (XO)
Ensuring the boundaries of performance in any digital system consists of evaluating, for example, the setup/ hold time margins for each flip-flop within the system. In most systems today, voltage and...(read more)
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Understanding Frequency Accuracy in Crystal Controlled Instruments
Synthesizers, vector network analyzers, frequency counters, spectrum analyzers and many other instruments must accurately create or measure frequency. However, their accuracy is affected by time,...(read more)
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Wireless USB for the factory
Vision systems and industrial I/O may benefit from a recently developed wireless scheme for connecting peripherals to computers. The first generation of wireless USB interfacing is likely to take the...(read more)
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Dc motor impersonators
Special algorithms make ac induction motors respond like variable-speed dc motors for fast PID control. The rotating speed of ac induction motors is determined by the frequency of ac applied to the...(read more)
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Platform-Independent Software Enables True Interoperability in Zigbee Networks
The need for a new wireless network technology designed to meet the unique requirements of sensors and control devices led to the development of ZigBee. Standards such as Bluetooth and Wi-Fi were...(read more)
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F-22 and F-35 Suffer From Network Gaps
As fighters become more wired, the F-22 is a disconnected standout Printed headline: Missing Link A strange thing happened to the fighter aircraft in the past decade: It became an intelligence,...(read more)
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PIC18F2520 MCP3909 3-Phase Energy Meter Reference Design - Meter Test Results and Adapting the Meter Design for other Requirements
AN1151 Meter CalibrationMICROCHIP'S DEMO BOARD CALIBRATION VS. PROPER METER Each phase was calibration sequentially, starting with CALIBRATION phase A. (Note 2) stepEach phase calibration process was...(read more)
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Preface
PREFACE DWDM, dense wavelength division multiplexing, is a new technology that, with the help of photonic components, "bootstraps" many individually modulated optical wavelengths in a single...(read more)
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Motors and Drives: A Practical Technology Guide
To some, motor speed control is somewhat of a mystical science, a science that causes motors and machines to sometimes operate in unexpected ways. Over 30 years ago, AC drives were considered "new...(read more)
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Makin' Bacon
Bryan Foods was a large pork processor in search of a state-of-the-art system to control production, spearheaded by a bar code compliance labeling system to track products from the warehouse door to...(read more)
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NIST: Time and Frequency Division - Division 847 Standards The division develops and maintains the primary standards for frequency and time interval in the United States. |
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National Institute of Standards and Technology Time and frequency — standards of time and frequency; dissemination of timing information using radio broadcasts and the Internet. |
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JPL's Frequency Standards Lab The Frequency Standards Laboratory houses the National Aeronautics and Space Administration's (NASA) Lead Center for Frequency and Time. |
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[IGSMAIL-1774 IGS/BIPM Project for Time and Frequency... (USNO) and Claudine Thomas (BIPM) Subject: IGS/BIPM Project for Time and Frequency Comparisons INTERNATIONAL GPS SERVICE FOR GEODYNAMICS (IGS) BUREAU |
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NATIONAL INST OF STANDARDS AND TECHNOLOGY BOULDER CO TIME AND... NATIONAL INST OF STANDARDS AND TECHNOLOGY BOULDER CO TIME AND FREQUENCY DIV See Storming Media LLC Information |
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NATIONAL BUREAU OF STANDARDS BOULDER CO TIME AND FREQUENCY... NATIONAL BUREAU OF STANDARDS BOULDER CO TIME AND FREQUENCY DIV See Storming Media LLC Information |
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Fluke Test Tools, Answering Your Electronic, Electrical,... Home | Products | Calibration Instruments | Time and Frequency Instruments Time and Frequency Instruments Time and Frequency Instruments |
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Intel® PRO/Wireless Network Connection for Mobile -... Standards Intel Developer Forum Communities See Intel Corporation Information |
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Time dilation - Wikipedia, the free encyclopedia 2.1 Velocity time dilation tests 2.2 Gravitational time dilation tests |
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Quartzlock - Precise Time&Frequency for... electronics and physics for high-stability time & frequency standards, references, calibrators, frequency & phase analyzers and rf distribution See Quartzlock (UK), Ltd. Information |
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