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Electronic circuits which refine signal by blocking certain frequencies, while allowing other frequencies to pass.

See Also: Filter / Amplifiers, EMI Filters, Low Pass Filters, Programmable Filters, Attenuators


Showing results: 886 - 900 of 1032 items found.

  • Test Fixtures

    Freese Enterprises Inc.

    Freese Enterprises (FEI) has vast experience, in many industries, in the custom design and construction of physical test fixtures to consistently test a feature or operation of a device or piece of software. FEI can develop test solutions for modules or fully assembled products such as key fobs, RF filters, and cell phones - from complex integrated circuits and custom electronics to automotive components and RF communication devices. In general, the advantages of FEI test fixtures include the separation of the test initialization and destruction from the testing, reusing a known state for more than one test, and assumption by the testing framework that the fixture set-up works.

  • Common Mode Chokes

    Pulse Electronics

    Common Mode Chokes, as the name implies, are designed to attenuate and filter common mode noise within an electric system.   The key parameters for a common mode choke are the current rating (to ensure the part does not overheat within the application), the impedance versus frequency (to ensure it is optimized to attenuate the desired frequencies), the isolation voltage (to ensure it meets board level requirements between the line and neutral phases) and safety isolation (to ensure it meets the safety requirements of the end-application).   It is important to remember that common mode chokes cannot saturate in the application (under normal use) as they are designed to ensure that the line and return currents are balanced.

  • PXIe-4302, 24-Bit, 32-Channel, 5 kS/s, ±10 V PXI Analog Input Module

    783865-01 - NI

    24-Bit, 32-Channel, 5 kS/s, ±10 V PXI Analog Input Module—The PXIe‑4302 is a filtered input module for voltage, thermocouple, and current measurements. The module has an A/D converter per channel to enable a simultaneous sample rate of 5 kS/s. The PXIe‑4302 offers you the ability to select a digital filter per channel to provide extra filtering performance. You also can operate up to four different sample rates and triggering configurations concurrently to ensure you measure every sensor as needed. The included NI‑DAQmx driver simplifies hardware configuration and measurement.

  • PXIe-4330, 25 kS/s, 24-Bit, 8-Channel PXI Strain/Bridge Input Module

    781346-01 - NI

    25 kS/s, 24-Bit, 8-Channel PXI Strain/Bridge Input Module—The PXIe‑4330 is a simultaneous input module that provides integrated data acquisition and signal conditioning for bridge-based sensors. The PXIe‑4330 includes increased accuracy, high data throughput, and synchronization features, making it ideal for high-density measurement systems. To remove noise, the PXIe‑4330 offers antialiasing and digital filters per channel. Each channel also features an independent, programmable excitation voltage. Additionally, the PXIe‑4330 provides remote sensing, internal bridge completion, and shunt calibration options per channel.

  • PXIe-6614, 5 V, 8-Channel, Precision Reference PXI Counter/Timer Module

    782353-01 - NI

    PXIe, 5 V, 8-Channel, Precision Reference PXI Counter/Timer Module—The PXIe‑6614 is a high-precision counter/timer module that performs encoder position measurement, event counting, period measurement, pulse-width measurement, pulse generation, pulse-train generation, and frequency measurement. It features eight counter/timers, digital debouncing filters, and TTL/CMOS‑compatible digital I/O. The PXIe‑6614 offers industrially rugged features for a wide array of applications such as automotive/aerospace, industrial/motion control, and manufacturing test. Measurements are highly accurate and precise over longer periods of time because of the oven‑controlled crystal oscillator (OCXO) in the module.

  • PXIe-5450, 145 MHz Bandwidth, 16-Bit, 128 MB, I/Q PXI Waveform Generator

    780419-01 - NI

    PXIe, 145 MHz Bandwidth, 16-Bit, 128 MB, I/Q PXI Waveform Generator—The PXIe‑5450 is a 145 MHz, dual‐channel arbitrary waveform generator optimized for I/Q communications signals. It is an ideal instrument for testing devices with I/Q inputs, or as the baseband component of an RF vector signal generator. The PXIe‑5450 also features onboard signal processing (OSP) functions that include pulse shaping and interpolation filters, gain and offset control, and a numerically controlled oscillator (NCO) for frequency shifting. The PXIe‑5450 also features advanced synchronization and data streaming capabilities.

  • PXIe-5450, 145 MHz Bandwidth, 16-Bit, 512 MB, I/Q PXI Waveform Generator

    780419-02 - NI

    PXIe, 145 MHz Bandwidth, 16-Bit, 512 MB, I/Q PXI Waveform Generator—The PXIe‑5450 is a 145 MHz, dual‐channel arbitrary waveform generator optimized for I/Q communications signals. It is an ideal instrument for testing devices with I/Q inputs, or as the baseband component of an RF vector signal generator. The PXIe‑5450 also features onboard signal processing (OSP) functions that include pulse shaping and interpolation filters, gain and offset control, and a numerically controlled oscillator (NCO) for frequency shifting. The PXIe‑5450 also features advanced synchronization and data streaming capabilities.

  • PXIe-4331, 102.4 kS/s, 24-Bit, 8-Channel PXI Strain/Bridge Input Module

    781345-01 - NI

    102.4 kS/s, 24-Bit, 8-Channel PXI Strain/Bridge Input Module—The PXIe‑4331 is a high-speed input module that provides integrated data acquisition and signal conditioning for dynamic strain, load, and pressure measurements. This module includes increased accuracy, high data throughput, and synchronization features, making it ideal for high-density measurement systems. To remove noise, the PXIe‑4331 offers antialiasing and digital filters per channel. Each channel also features an independent, programmable excitation voltage. Additionally, the PXIe‑4331 provides remote sensing, internal bridge completion, and shunt calibration options per channel.

  • 3D Electromagnetic Simulation Software

    Efield AB

    Efield® offers a complete and unique integrated modelling and simulation environment for 3D analysis of a wide range of electromagnetic applications such as: Antenna design All kind of antennas including horn, reflector, wire and microstrip antennas as well as broadband antennas and antenna arrays. Antenna integration Radiation pattern of installed antennas on large platforms such as aircraft or ships. Coupling between installed antennas. Microwave design Typical applications includes design of filters, connectors and couplers. EMI/EMC interaction Analysis of a wide range of EMC/EMI problems including shielding and coupling. Scattering & radar cross-section RCS analysis of structures such as aircraft, ships, air-intakes, exhausts, and antennas.

  • RF Amplifier

    SA831 - Hangzhou Softel Optic Co., Ltd.

    *The microwave low noise amplification circuits are used as forward and backward paths of SA831 products. CATV special RF modules encapsulated by SOT-115 are used as forward paths of SA831 products. The microwave low noise amplification circuits are used as backward paths of SA831 products.*It is more convenient to debug, because of plug-in duplex filters, plug-in fixed (or adjustable) equalizers, plug-in fixed (or adjustable) attenuator plug-in output splitters and scientific and rational on-line detection ports.*The equipment can work steadily outdoor under bad environmental condition, because of waterproof aluminum case, high reliability switching power supply and lightning protection system.

  • Short Light Source

    LM-AS - Eddy Co.

    The short light source is compatible with the LM-101 or the LMC-20. The light is supplied with a 50 watt tungsten halogen convection cooled light source which provides suffcient energy for use with narrow band pass filters or monochronomators in the wave length range of .35 to 2.5 microns. The light beam is chopped at 200 hz by a quiet, vibration free, synchronous motor. The housing also contains a secondary LED light source and detector for synchronization of the amplifier, plus an electro-mechanical shutter to block the light output when the instrument is zeroed. An internal collimating lens produces a narrow beam (<1") so the LM-AS can be used in bell-jar and large coating systems.

  • Long Light Source

    LM-A - Eddy Co.

    The long light source is compatible with the LM-101 or the LMC-20. The light is supplied with a 50 watt tungsten halogen convection cooled light source which provides suffcient energy for use with narrow band pass filters or monochronomators in the wave length range of .35 to 2.5 microns. The light beam is chopped at 200 hz by a quiet, vibration free, synchronous motor. The housing also contains a secondary LED light source and detector for synchronization of the amplifier, plus an electro-mechanical shutter to block the light output when the instrument is zeroed. An internal collimating lens produces a narrow beam (<1") so the LM-A can be used in bell-jar and large coating systems.

  • 600A True RMS AC/DC Clamp Meter + NCV

    Extech EX655 - Extech Instruments Corporation

    The EX655 is a 600A True RMS AC/DC Clamp meter. This clamp meter also measures AC/DC voltage, resistence, capacitance, frequency, temperature, continuity/diode test and has an NCV detector. The EX655 has a 1.18" jaw size which accomodates conductors up to 350 MCM. This meter also features a 6000 count backlit LCD display, data hold, min/max, relative function,low pass filter, inrush mode, DC zero function, LCD trending bargraph, auto power off and a convenient LED worklight. Complete with test leads general purpose bead wire Temperature probe, and 3 AAA batteries.

  • Infrared Analyzers

    Model GFC-7000T - Teledyne Analytical Instruments

    The GFC Series gas filter correlation analyzers measure low ranges of gases (CO2, CO2 and N2O detecting models available​ by comparing infrared energy absorbed by a sample to that absorbed by a reference according to Beer-Lambert Law. All GFC Series instruments offer an advanced color display, capacitive touch screen, intuitive user interface, flexible I/O and built-in data acquisition capability. All instrument set up, control and access to stored data and diagnostic information is available through the front panel or via RS-232, Ethernet or USBcom ports either locally or by remote connection using the included APIcom™ software.​

  • Infrared Analyzer

    Model GFC-7002T - Teledyne Analytical Instruments

    The GFC Series gas filter correlation analyzers measure low ranges of gases (CO, CO2 and N2O detecting models available by comparing infrared energy absorbed by a sample to that absorbed by a reference according to Beer-Lambert Law. All GFC Series instruments offer an advanced color display, capacitive touch screen, intuitive user interface, flexible I/O and built-in data acquisition capability. All instrument set up, control and access to stored data and diagnostic information is available through the front panel or via RS-232, Ethernet or USBcom ports either locally or by remote connection using the included APIcom™ software.​

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