Noise
a signal's fluctuation other than that desired.
See Also: Pink Noise, White Noise, RF Noise, Distortion, NVH
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Product
Infiniium V-Series Oscilloscope: 33 GHz, 4 Analog Channels
DSAV334A
Oscilloscope
33 GHz analog bandwidth4 analog channels Capture a longer signal trace with up to 80 GSa/s sample rate and 2 Gpts of acquisition memory Get the best signal integrity with the low noise floor (2.09 mVrms at 50 mV/div) and lowest jitter measurement floor (100 fs)See better measurement accuracy with ENOB values in excess of 5.5 and a SFDR exceeding 50 dBC Improve your testing with the broadest range of jitter, trigger, analysis and protocol tools (featuring Precision Probe)
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Product
Event Detectors
STD Series
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The STD Series Event Detectors offer test specifications associated with solder joint reliability testing but can also be used for testing other types of interconnects accordingly. Like other Event Detectors, the STD series provides continuous transient resistance detection referenced to a selected threshold resistance with a high degree of electrical noise immunity.
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Product
NIST Calibration for D610-A
D610-A-CCNIST
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- Choice of 4 GHz or 6 GHz bandwidth models- Up to 5 Vpk-pk dynamic range with low noise- ±3 V offset range- Low loading and high impedance for minimal signal disturbance- Ideal for DDR2, DDR3, LPDDR2- Deluxe soft carrying case- Innovative QuickLink architecture- Wide variety of tips and leads-- Solder-In Lead-- Optional Positioner (Browser) Tip-- Quick Connect Lead-- Square Pin Lead-- HiTemp Solder-In Lead
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Product
DC Vibration Unit Tester
BK2116
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As the technology for BLDC motors advances, more advanced testing is also needed. The BK2116 DC Vibration Motor Tester was designed when of several of our clients needed to test the new generation of 3 port DC vibration motors. Using the BK2116, you can test the electrical specifications (RPM, current, drop pulse, and start up voltage) and also vibration level, and noise of motors with either 2 or 3 ports. The BK2116 can concurrently test 2 DUT's and BaKo's Test Shop software makes it very easy to set up and test. And because you use it with a PC or notebook, you can see graphs of the data as you test, and also save it to analyze later, or to analyze the data you gather over time.
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Product
Voltage Variable Attenuators
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a High Reliability Low Noise Voltage Controlled Oscillator (VCO) which covers a 10 MHz to 20 MHzfrequency band with a voltage tuning range from 0V to 20V. This design features exceptional phase noise performance of -120dBc/Hz @ 10 kHz offset. Supply Voltage is +15V with a generated output power level of +10 dBm and 2nd harmonic output of-11 dBc typical. The assembly is RoHs compliant and available in a compact 0.5 inch SMT package with an industry standardmounting footprint. The bottom surface is copper clad with 2-5 micro inches of immersion Gold over 150 - 250 micro inchesof Electro less Nickel which makes it resistant to oxidation for ease of soldering. The VCO operates over a temperature rangeof -40°C to +85°C and is designed to meet a variety of MIL-STD-202 test conditions including Humidity, Shock, and Vibration.
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Product
Gas Filter Correlation CO Analyzer
Model T300U
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Teledyne Advanced Pollution Instrumentation
The Model T300U Trace-level CO analyzer has been developed specifically to address the challenges of low level monitoring as required, for example, in the US NCore network. Using IR absorption with a Gas Filter Correlation Wheel, the T300U is designed to allow ultra-sensitive CO measurements while still meeting the requirements for use as a US EPA compliance analyzer.The optical bench is enclosed in a temperature controlled oven, dramatically decreasing instrument noise and drift. The objective and field mirrors in the sample cell are gold plated to maximize signal to noise performance, while a temperature-controlled Nafion dryer on the inlet minimizes water interference caused by ambient humidity changes. Periodically, the T300U seamlessly corrects its baseline by routing the sample through a heated catalytic CO scrubber. This Auto Reference function corrects zero drift and reduces the effect of interferences.
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Product
Trace-Level Chemiluminescence NO/NO2/NOx Analyzer
Model T200U
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Teledyne Advanced Pollution Instrumentation
The Model T200U Trace-level NO/NO2/NOx analyzer has been developed specifically to address the challenges of low level monitoring as required, for example, in the US NCore network. It uses the proven chemiluminescence principle and is designed to allow ultra-sensitive measurements with a lower detectable limit of 50 ppt while still meeting the requirements for use as a US EPA compliance analyzer.The Model T200U combines a gold plated reaction cell with an enhanced performance pump, special low noise photomultiplier tube, and unique signal conditioning to provide exceptional sensitivity. In addition, a pre-reactor separates the NO-O3 reaction from background chemiluminescence to allow accurate auto-zero of the analyzer.
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Product
Optical Channel Monitor
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Optoplex Optical channel monitor (OCM) uses proprietary thin-film interference filter technology combined with a micro-actuator and high-speed electronics. Optical channel monitor is used to measure critical information data on optical transmission signals in DWDM networks for monitoring signal dynamics, determining system functionality, identifying performance change, and providing feedback for controling network elements so as to optimize operational performance. In particular, Optoplex Optical channel monitor can automatically scan the C-, L- or C+L-band wavelength range and precisely measure channel wavelength, power, and optical signal-to-noise ratio (OSNR). See the following schematic diagram for OCM working principle.
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Product
Outdoor AGC Optical Node
SR814WB
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Hangzhou Softel Optic Co., Ltd.
*SR814WB series of 1310nm optical relay station is a two-way optical connector with HFC network engineering experience and equipment development experience accumulate for many years by ourselves only for HFC two-way Broadband Network. This product is designed with full consideration of network topological structure.The building block system modularized structure is adopted in SR814 Series *Field Optical Work station. It has flexible configuration and convenient debugging, and solves engineering and technical problems of collecting noise with two-way return path network. And it meets the requirements of modern CATV business network security transmission with high reliability of FTTB (Fiber to the Building).*SR814W Band SR814WB Optical Workstation are four way independent output models; WR-8604HB and WR-7504HB Optical Workstation are two way independent output models.*SR814W BOptical Workstation is our latest flagship product. Advanced optical AGC control circuit adds to the part of optical receiving to ensure the input optical power as low as -9dBm.
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Product
PXIe-5668, Up to 26.5 GHz PXI Vector Signal Analyzer
783156-01
Signal Module
Up to 26.5 GHz PXI Vector Signal Analyzer - The PXIe‑5668 offers wide bandwidth with high-performance measurement performance and speed. It meets the challenging requirements of applications such as wireless communications, radio frequency integrated circuit characterization, RADAR test, and spectrum monitoring and signal intelligence. With its implementation as a PXI instrument, the PXIe‑5668 also features the fast measurement speed required for high-volume manufacturing test, and multi-instrument synchronization capabilities for phase-coherent MIMO test. You can use the optionally included PXIe-5698 preamplifier to improve dynamic range and sensitivity near the instrument noise floor.
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Product
Reference Oscillator
REF Series 1.5” x 1.5” x 0.6”
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*Connectorized Package *Free Running *Low Phase Noise *Output Power to +12 dBm Available
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Product
USB 3.0 And RJ45 Cat6 To VTAC Interface
YAVAM852
Interface
USB and RJ45 sockets to VTAC VPC contactsHigh speed interface between connectors up to 1GbpsAvoids noise and interferences on signals thanks to VTAC contacts technology
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Product
Low Noise Amplifier
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Corech Microwave’s Low Noise Amplifier(LNA) frequency ranges from 1kHz to 67 GHz, featured with ultra low noise figure, high gain and compact size. Narrow-band & wide-band ready modules are available. Output power from +1dBm to +18dBm. 2.92mm – F, PIN, and SMA – F connector options are available.
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Product
High-Speed Precision SMU (100 FA, 60 V, 15 MSa/s)
PZ2121A
Source Measure Unit
The Keysight PZ2121A is a high-speed precision source / measure unit (SMU) featuring best-in-industry narrow-pulse width, fast Digitizer Mode, and seamless current measurement ranging. It enables narrow-pulsed measurements and fast dynamic measurements with a wide dynamic range for a wide range of emerging applications such as vertical-cavity surface-emitting laser (VCSEL) optical devices, integrated circuit (IC) testing. In addition, its low measurement noise performance enables measurements with shorter aperture times, and its seamless current measurement ranging function enables a wide dynamic range and eliminates range change time, which improves test throughput.
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Product
sbRIO-9235, Non-Enclosed, 10 kS/s/channel, 120 Ω Quarter-Bridge Strain Gage, 8-Channel C Series Strain/Bridge Input Module
781579-01
Strain/Bridge Input Module
Non-Enclosed, 10 kS/s/channel, 120 Ω Quarter-Bridge Strain Gage, 8-Channel C Series Strain/Bridge Input Module - The sbRIO‑9235 measures dynamic strain on all channels simultaneously, allowing for synchronized, high-speed measurements. This capability is important for applications, such as impact tests, that require comparison across many channels at a particular instant in time. The sbRIO‑9235 includes built-in voltage excitation for quarter-bridge sensors. It also has 60 VDC isolation and 1,000 Vrms transient isolation, providing high‑common‑mode noise rejection and increased safety. Non-enclosed modules are designed for OEM applications.
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Product
VXT PXIe Vector Transceiver
M9421A
Vector Signal Transceiver
Purpose-built for rapid solution creation and faster throughput in manufacturing test of wireless components, power amplifiers, and RF front-end modules Increase test density and reduce your footprint with up to four VXT instruments in one 18-slot chassis Reduce development time with open-source test libraries and reference solutions Start closer to your finish line with built-in FPGA-accelerated measurements Optimize test routines using proven software for noise figure and standard-specific measurements
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Product
Precision Current Sources
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HighFinesse Precision Current Sources have been developed for experiments and quantum technologies in the areas of cold-atom and solid state physics. The linearly regulated BCS (Bipolar Current Source) and UCS (Unipolar Current Source) series deliver highly stable, low noise source currents for high precision magnetic field control. The current output is floating or is on a used defined potential. Ultrafast response to control signals and trigger functions, clear grounding, connection and signal isolation schemes make the integration of the current sources into complex experimental systems easy.
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Product
Handheld RF Spectrum Analyzer With 10MHz To 3.6 Or 6.0GHz Bandwidth Options
PSA Series 5
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10MHz to 3600MHz or 6000MHz frequency rangeResolution bandwidths from 300Hz to 10MHz (1:3:10)-120dBm typical noise floor at -40dBm ref. level/10kHz RBWMeasurement in dBm or dBµV, mV or µWZero span mode with AM and FM audio demodulationTrace modes of normal, peak hold and trace averageLive, View and Reference traces in contrasting coloursTwin markers with readout of absolute & difference valuesSmart marker movement with selectable peak trackingFrequency counter with down to 10Hz resolutionFrequency presets and independent state storageAuto-find automatically sets sweep parameters for the highest signal foundUnlimited storage for waveforms, set-ups and screensUser assignable file names, file stamping from real-time clockUSB interfaces for Flash drives and PC connectionComprehensive status and context sensitive help screensRechargeable lithium ion battery giving more than 3 hours continuous operation from a chargeSmaller and lighter than other spectrum analyzers (weight only 0.56 kg)
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Product
PXIe Precision Source/Measure Unit, 1.25 MSa/s, 10 fA, 210 V, 315 mA
M9601A
Source Measure Unit
M9601A PXIe precision SMU is the industry-first precision PXIe SMU enabling faster precise measurement from DC to 20 μs pulse up to 210 V/315 mA with the best-in-class 10 fA resolution and low noise.
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Product
USB Controlled High Precision Audio Test Interface
AudioConnect 4×4
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AudioConnect 4×4 is a high accuracy 4-in, 4-out audio interface specifically audio test and measurement. It offers digital and analog audio in and out at any user-specified sampling rate up to 200kHz, and a high signal to noise ratio and wide frequency response, making it suitable for the most demanding measurement applications. Controls are simple – a single USB connection and a power indicator – all other typical soundcard controls that are not used for audio test applications have been eliminated to make operation and calibration simple with no room for error. AudioConnect 4×4 is supplied fully calibrated.
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Product
Noise Figure Measurements With Vector Correction
S95029B
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The S95029B noise figure application enables high-accuracy noise figure and noise-power measurements of amplifiers, frequency converters, and mixers by using the Keysight vector-source-correction technique. Using a source-impedance tuner to remove the effects of imperfect system-source match, this technique produces higher accuracy results than Y-factor method and other cold-source implementations--especially for in-fixture, on-wafer, and automated-test environments.
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Product
Replacement Solder tip lead set for D420/D620
Dx20-SI
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- Choice of 4 GHz or 6 GHz bandwidth models- Up to 5 Vpk-pk dynamic range with low noise- ±3 V offset range- Low loading and high impedance for minimal signal disturbance- Ideal for DDR2, DDR3, LPDDR2- Deluxe soft carrying case- Innovative QuickLink architecture- Wide variety of tips and leads-- Solder-In Lead-- Optional Positioner (Browser) Tip-- Quick Connect Lead-- Square Pin Lead-- HiTemp Solder-In Lead
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Product
USB-8452, 3.3 MHz I2C, 50 MHz SPI I2C/SPI Interface Device
781964-02
Interface Module
The NI USB‑8452 is a master interface for connecting to and communicating with inter-integrated circuit (I2C) and serial peripheral interface (SPI) devices. With plug‑and‑play USB connectivity, the USB‑8452 is a bus-powered, portable solution to communicate with consumer electronics and integrated circuits. It also includes eight general-purpose digital I/O lines for a variety of applications, such as configuring the address of I2C devices, toggling LEDs, or strobing convert and data ready lines common to analog converter chips. You can physically place the USB‑8452 more closely than PCI interfaces to I2C/SPI devices, which reduces I2C bus length and minimizes noise problems. Additionally, the interface provides +5 V and GND to power circuits with no external power supply.
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Product
Active Voltage Rail Probe
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Voltage rail probes are designed specifically to probe a 50 Ohm DC power/voltage rail. The probe has large built-in offset, low attenuation (noise), and high DC input impedance. Built-in offset and low attenuation permit the power/voltage rail to be offset in the oscilloscope by its mean DC voltage with high oscilloscope gain (sensitivity) to achieve a noise-free view of small signal variations. The high DC input impedance eliminates loading of the DC rail.
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Product
Signal And Spectrum Analyzer
FSVA3000
Spectrum Analyzer
An analysis bandwidth of 400 MHz, an outstanding phase noise of –120 dBc/Hz and a high dynamic range – the R&S®FSVA3000 signal and spectrum analyzer has everything needed to keep up with demanding measurement applications such as 5G NR. With its high measurement speed and easy usability, it is the right instrument for demanding signal analysis tasks both in the lab and on a production line.
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Product
Site Vibration And Noise Testing
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Response Dynamics Vibration Engineering, Inc.
Effective vibration isolation is critical to the performance of many systems. It is often much more challenging than expected because the structural dynamics of the supporting structure, and the isolated structure, also affect the isolation performance. Isolation resonances can often create other vibration problems and confound an engineering team. We have successfully designed vibration isolation into countless systems over the years using unique custom solutions as well as adapting standard components and applying them properly to the design.
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Product
sbRIO-9215, Non-Enclosed, ±10 V, 100 kS/s/ch, 16-Bit, Simultaneous Input, 4-Channel C Series Voltage Input Modul
780878-01
Voltage Input Module
Non-Enclosed, ±10 V, 100 kS/s/ch, 16-Bit, Simultaneous Input, 4-Channel C Series Voltage Input Module - The sbRIO‑9215 performs differential analog input. The sbRIO‑9215 contains NIST‑traceable calibration, a channel‑to‑earth ground double isolation barrier for safety and noise immunity, and high common-mode voltage range. Non-enclosed modules are designed for OEM applications.
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Product
Saluki SE2041 DSP Lock-In Amplifier
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SE2041 Digital Lock-in Amplifier provides an excellent performance within its bandwidth from 1 mHz to 60 MHz. With the advantage of the latest digital signal processing technology and high-speed 250MSPS 14-bit ADC, SE2041 can easily detect the phase and the magnitude of weak signals overwhelmed by various large noises. The performance of SE2041 is as good as other lock-in amplifiers all over the world, even better than them in some certain parameters, such as measurement accuracy, SNR, dynamic reserve, which meets the needs of scientific research and industrial application well.
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Product
Charge Integrator Amplifiers
AD8488
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Analog Devices’ charge integrator amplifiers convert the charge acquired by X-ray or photodiode detectors to a voltage. The channels are composed of CMOS transistors, using typical high input impedance CMOS gates. The integrators generate charge dependent voltages using a range of selectable capacitance values that accommodate a broad range of input charge values. The integrators are followed by single-ended input to differential output voltage amplifiers where offset and low frequency noise voltages are subtracted from the input voltages.
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Product
Signal Processor Board
MS 1532
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- Frequency coverage from 5 kHz to 30 MHz in 1-Hz steps- High dynamic range: +30 dBm 3rd-order intercept typical- Digital filtering provides 58 IFBWs from 56 Hz to 8.0 kHz with exceptional shape factors- AM, Synchronous AM, FM, CW, USB, LSB & ISB detection modes standard- Tunable notch filter- Fast, flexible scanning with 100 memory channels- Large readable LED displays & user-friendly controls- Noise blanking & pass band tuning- Internal switchable preamplifier & attenuator- Operator-selectable RS-232, RS-485, or- RS-422 remote control- Viretx 5 FPGA based design (Two virtex for image processing)- LPC2468 ARM 7 Processor based design- MIL1553B and RS485 Interface- Two High speed 14 bit ADC (125MSPS) for I & Q Sampling- Direct sampling 2-30MHz- Audio CODEC- Conduction Cooled Board
