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Time Standards

An absolute criterion for measuring time.

See Also: Time, Time Reference, Timers, Time Interval, GPS Time, Time Code, Time Domain, Timing, Hydrogen Masers, Atomic Clocks


Showing results: 301 - 315 of 545 items found.

  • 400 Watt DC/DC Converter, 3U VPX, Holdup Time

    VPX68 - North Atlantic Industries

    NAI's VPX68 is a rugged and high-efficiency 400-Watt Output +28 VDC Input 3U VPX DC/DC converter designed for aerospace, defense, and industrial markets. It is an off-the-shelf power supply with optional integrated Holdup Time that plugs directly into a standard VITA 62 conduction cooled chassis. The power supply, engineered to meet harsh environmental conditions, includes continuous Background Built-In-Test (BIT), I2C communication, remote error sensing, and protection against Input transients, over-voltage, over-current, and short-circuits, ensuring reliable and consistent performance.

  • Video Pulse Generator

    MS 1811 - Meltronics Systemtech

    *4 Channels of Variable Pulse / Amplitude Output*Pulse Generation Delay between any Two Channels can be Programmable between 2ns to 1ms*Pulse Width can be programmed from 20ns to 268ms (Range: 60ns � 2Sec, Resolution: 2ns, Accuracy: �5ns)*Programmable Pulse PRI (Range: 0ns � 2Sec, Resolution: 10ns, Accuracy: �5ns)*Delay Amongst Channels (Range: 0 � 1.34S, Resolution: 2ns, Accuracy: �5ns)*Rise Time and Fall time is less than 5ns (Programmable Slew Rate 2ns to 10ns � Optional)*Pulse Amplitude can be Programmed between 50mV to 6V (Range: 0 � 6V, Resolution: 10mV)*Channels can be terminated with different loads (50W,75W and 90W)*Standard ISA Bus Interface*Clock (Frequency: 100MHz, Source: Internal/External)*Driver interface for Windows2000/XP/VISTA and LINUX OS

  • PXIe-5673E, 6.6 GHz PXI Vector Signal Generator

    781262-01 - NI

    PXI Vector Signal Generators offer custom and standard modulation, as well as the ability to generate communications standards formats such as GPS, WCDMA, DVB-H, and more. They support quadrature digital upconversion, which reduces waveform download and signal generation time, as well as stream-to-disk capabilities. The power and flexibility of PXI Vector Signal Generators make them ideal for use in scientific research, communications, consumer electronics, aerospace/defense, and semiconductor test applications as well as for areas such as software-defined radio, radio-frequency identification (RFID), and wireless sensor networks.

  • Test for Pacemakers

    LXinstruments GmbH

    VXI-based functional test system for testing implantable medical electronic products. The system is equipped with a Virginia Panel Series 90 adapter interface and can be operated standalone as well as on handling systems. Based on the previously developed matrix-based standard architecture, a large number of systems were supplied. The system function can be verified at any time via an automated self-test.

  • CoalXPress Frame Grabber

    Xtium-CXP PX8 - Teledyne DALSA

    The Xtium™-CXP is based on the industry standard PCI Express™ Gen 2.0 expansion bus to deliver high speed access to host memory. The Xtium series offers high performance frame grabbers for CameraLink, CameraLink HS and CoaXPress interface standards. The Xtium Series takes full advantage of PCIe Gen 2.0 platform to deliver bandwidth up to 3.4 GB/s using PCIe x8 slots. By enabling maximum sustained throughput and ready-to-use image data, the Xtium series minimizes CPU usage and improves processing times for the host applications. In addition, the Xtium series offers enhanced memory architecture to handle area and line scan, monochrome and color cameras. In addition, the Xtium-CXP series support image acquisition rate of up to 6.25 Gb/s from four input channels.

  • Environmental Test Probe, Temperature

    72-8364 - Tenma

    Type K Surface Temperature Probe Surface probe is ideal for flat stationary surfaces such as molds, heating elements, integrated circuits, transistors and transformers. Very low sensor element mass enables fast response measurement time. Type K thermocouple temperature probes are commonly used with all types of industrial temperature controls and measurement equipment, and are compatible with Tenma handheld thermometers and digital multimeters that include temperature function. All are terminated with standard Type K plugs. See the complete line of Tenma Thermocouple Probes and Accessories

  • Indicators & Displays

    PT Limited

    30,000 displayed divisionsOIML R76 ApprovedStainless steel IP65 housingMains powered with 12V DC option25mm wide angle LCD display with back light2 programmable function keys and navigation keys provide easy operationLinearity correctionGravity AdjustmentLi-Ion long life rechargeable batteryAuto Power offPanel mount, desk stand, pole/wall bracket mounting includedRS-232C data port standard, 2nd RS-232C port optionTicket printing with Date, Time, Ticket no, Gross, Tare & Net Weight100 product memories for check weighing and countingSmart dynamic weighing algorithm for animal weighingCE approved

  • Low Power RF Transceivers

    Analog Devices Inc.

    Analog Devices provides a wide range of low power RF transceivers covering sub-GHz and 2.4 GHz frequency bands. Drawing on over 40 years of experience designing high performance RF ICs, the ADF7xxx family of transceivers delivers industry-leading RF performance combined with ultralow power consumption. Our latest transceivers incorporate configurable packet handling capability for proprietary and industry standard protocols to address emerging Internet of Things requirements. As faster time to market grows in importance, evaluation platforms such as the latest ADF7xxxMB4Z will be critical to kickstarting software development.

  • nductive Proximity Sensors

    SICK Sensor Intelligence

    Millions of inductive proximity sensors are currently in use in virtually all industries. They detect metal objects without contact, and are characterized by a long service life and extreme ruggedness. With the latest ASIC technology, SICK's sensors offer the ultimate in precision and reliability. SICK can provide the right solution to meet your requirements every time – from cylindrical or rectangular standard sensors with single, double or triple operating distance, to special sensors for explosive zones and harsh environments. Our sensors are the intelligent, reliable route to implementing industry-specific and customized solutions to any task involving automation.

  • PTP Grandmaster

    OSA 5335 - Oscilloquartz sa

    Our OSA 5335 Modular PTP Grandmaster is a scale-able and high-performance IEEE 1588 v2 standard compliant Grandmaster Clock for the distribution of frequency, phase and time synchronization over packet-based network infrastructure including IP/MPLS, Carrier Ethernet, PON and DSL networks. Its carrier-class design provides high client capacity and a wide range of redundancy options to deliver scale-able performance and maximum availability. Our OSA 5335 is designed to deliver precise and reliable frequency, phase and time-of-day information in markets including telecommunications, media broadcast and power utility communications.

  • 6GHz Dual Frequency Synthesizer moduleValon

    5009 - Valon Technology, LLC

    The Valon 5009 Dual Frequency Synthesizer module is our latest offering in high frequency synthesizer sources. These frequency synthesizers are perfect in applications that require a spectrally pure and highly stable signal source or timing clock. Our synthesizers have replaced laboratory generators costing many times more in a number of applications. Each module actually contains two independent sources locked to the same internal or external frequency reference or standard. Having two phase coherent sources in the same convenient package opens up a wide variety of test applications and solutions

  • X-Ray Inspection System

    MX1 - Manncorp

    Manncorp’s new MX1 is a high-performance x-ray inspection system designed for real time imaging of multilayer PCBs and dense metal BGAs, μBGAs, and chip scale packages. Its high voltage (80kV), computer-controlled x-ray tube and 35 μm focal spot provide the power necessary for detection of a variety of defects including bridging, voids, and missing balls. The MX1’s standard camera features continuous zoom magnification from 4X to 50X and variable angle viewing up to 45°, and an upgrade to the x-ray tube can boost magnification to 225X.

  • Isothermal Titration Calorimeters

    MicroCal ITC Range - Malvern Panalytical Ltd

    The "Gold Standard" for measuring binding affinity and stoichiometry. MicroCal ITC isothermal titration calorimeters are used to study a wide range of biomolecular interactions. The applications range from drug design to fundamental research such as the understanding and regulation of signal transduction pathways. These systems deliver direct, label free and in-solution measurements of binding affinity and thermodynamic parameters in a single experiment. They have high sensitivity, low sample consumption and options for automation to minimize ‘hands on’ time. A choice of instruments ensures that MicroCal ITC calorimeters meet the varied and demanding requirements of today’s life science laboratories.

  • Pendulum Impact Testers

    Qualitest International Inc.

    Qualitest offers Charpy / Izod Impact Testers with capacities up to 750J meeting and exceeding ASTM E23, ISO, DIN, JIS, standard requirements. The key benefits of this line of top technology models are price competitiveness, extremely high precision and durability, automatic motorized lifting of the pendulum hammer to optimize cycle times, flexibility, efficiency for low/high temperature testing, and much more. Optionally we offer temperature chambers, automated sample handling, centering device, Charpy sample preparation and broaching machines for preparation of notched bar specimens.

  • Computer-Based Instruments

    GT210PXIe - Guide Technology, Inc.

    With the GT210PXIe you can determine any frequency to 0.01 part per million (eight digits) in just 1 mS, and resolve each time measurement to 8pS. Couple that with 2300 measurements per second, one of the fastest rates available and you can acquire more data in a single second than a typical GPIB counter can in one minute! Faster measurements and higher resolution, along with built-in statistics functions give you a more thorough analysis of your signal. Standard deviation, peak to peak jitter, or a graph of the measurements are available at the push of a button.

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