Noise
a signal's fluctuation other than that desired.
See Also: Pink Noise, White Noise, RF Noise, Distortion, NVH
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3D Sound Intensity Analysis Software
DS-0225A
Finding out the position where the noise is occurring, and grasping the state of acoustic propagation are important ways to find effective noise countermeasure or improvement of acoustic environment.
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Signal Processor Board
MS 1532
- 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
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Triple Output DC Power Supply, 60V/3A (2x) & 5V/3A; 375W
U8032A
Keysight now extends its range of basic DC power supplies to offer 375watt power range, making it an ideal power source alternative in electronics manufacturing, research and development as well as the education sector. The U8032A, basic DC power supply, is a manual triple-output power supply with sequencing capability. With this function, users can generate output sequences with minimal programming skills. Each power supply is also built with excellent load regulation and clean output noise for continued stability. With these and many other features, you get a solid and reliable triple-output power supply at an unsurpassed performance.
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Femto / Picoammeter and Electrometer / High Resistance Meter
B2980A Series
Both the picoammeters and electrometers provide a world-best performance of 0.01 fA (0.01 x 10-15 A) current measurement resolution. In addition, the electrometers can measure resistance up to 10 P (10 x 1015 ), which is also a best-in-class specification. Finally, since AC power line noise can be difficult to eliminate when making low-level measurements, both the picoammeters and electrometers are available in battery powered versions.
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FTTH Optical Node
SR2020AW
Hangzhou Softel Optic Co., Ltd.
SR2020AW, the operating bandwidth of 47~1000MHz, is a low power, high performance, cost-effective triple play, FTTH CATV optical receiver, Whether used in analog television or digital television. Products with high sensitivity optical receiver tube and special low noise matching circuit. Receiving at high optical power can be adjusted by PAD level, played limiting output, so SR2020AW within a large dynamic range of the received optical power of +2 dBm ~-21dBm, have excellent characteristics.
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PXI-6239, 8 AI (16-Bit, 250 kS/s), 2 AO, 6 DI, 4 Sinking DO, Bank-Isolated, PXI Multifunction I/O Module
779626-01
8 AI (16-Bit, 250 kS/s), 2 AO, 6 DI, 4 Sinking DO, Bank-Isolated, PXI Multifunction I/O Module—The PXI‑6239 is a bank-isolated DAQ device designed for current I/O. It offers analog I/O, digital input, sinking digital output, two 32‑bit counters, and digital triggering. The digital input and outputs are compatible with 24 V signals. It combines the safety and performance benefits of isolation with high-performance timing, amplification, and calibration technologies to offer accurate measurements and precise control. The PXI‑6239 is ideal for test, measurement, control, and design applications in environments with high voltages and electrical noise. You can use the PXI‑6239 to read from encoders, flow meters, and proximity sensors as well as control valves, pumps, and relays.
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Ethernet Speed Certifier & Network Tester
Offers a complete solution to test and speed certify the data-carrying capabilities of Ethernet network cables up to 1 Gb/s by testing for noise in the network, detecting faults in the cable wiring, and ensuring that cables are able to support the speed capabilities of active equipment.
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PAM analysis upgrade for Signal Integrity Studio, WavePulser 40iX High-Speed Interconnect Analyzer
WAVEPULSER-SI-STUDIO-UPG-PAM
Signal Integrity (SI) Studio uses SDA Expert (SDAX) serial data analysis software options to simplify NRZ or PAM serial data jitter, eye diagram, noise and crosstalk measurement and analysis setup.
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Compact Laser Vibrometer
CLV-2534
The new all-in-one CLV-2534 Compact Laser Vibrometer is made up of a rack-mountable 19?? controller supplying laser power to the sensor head via a fiber optical cable. Both compact and flexible in application, surface vibration in velocity and displacement are measured with high precision and low noise in a bandwidth of 3.2 MHz at 10 m/s maximum velocity.
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Super Low Noise Amplifiers
WCA Series
WCA series super low noise amplifiers have sub-0.5 dB noise figure at VHF band with several octave bandwidth. The amplifiers have 75 Ohm impedance.
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HFC 7 Ways Return Path Optical Receiver 1 Way Reverse Optical Transmitter
HR2071A, HR2071B
Hangzhou Huatai Optic Tech. Co., Ltd.
HR2071 series of HFC seven-way return path receiver, one way reverse optical transmitter, mainly used at the head-end to convert upstream optical signal to RF signal at the user side. Moreover, send back the data at sub-HE to main head-end through one way of DFB return path transmitter. Eight independent units integrated into a 1RU 19" casing to provide service for HFC network terminal of ONTs. The receivers’ low noise design of -22dBm receive sensitivity, allow to supply service to farther distance. There are two versions of this receiver. HR2071A with LCD on the front panel, HR2080B without LCD. All receivers are temperature tolerance type can be installed in any network surroundings including out-door type. Both of these two types can adopt SNMP function, which can control the front panel to realize optimization work at the head-end and remote installment.
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Sound Level Meter, 30 dB, 130 dB, 1.4 dB, 0.1 dB, 0 °C, 40 °C
MP780905
Digital sound level meter with USB interface. It is perfect for sound system testing, speaker system measurement and environmental noise level monitoring. This is designed to meet the measurement requirements of safety engineers, health, industrial safety offices and sound quality control in various environments.
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PXI Dual 4 to 1 RF Multiplexer 3GHz 50 Ohm MCX
40-874-102
The 40-874-102 is a 50 Ohm 8 to 1 RF multiplexer with 2 banks in a single PXI slot. It has low insertion loss and VSWR through the use of modern RF relay technology at an affordable cost. The MUX has been carefully designed to ensure excellent and repeatable RF characteristics to frequencies of 3GHz with each path having a nominally equal insertion loss. The injection of noise and unwanted signals into the signal paths of the 40-874 has been minimized by careful attention to the mechanical and electrical design.
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PXI Single 16 to 1 RF MUX SMB 75 Ohm
40-835-001
The 40-835-011 is a single 75 Ohm 16-channel RF MUX in a single PXI slot. The module has been designed to exhibit low insertion loss and VSWR through the use of modern RF relay technology at an affordable cost. The MUX has been carefully designed to ensure excellent and repeatable RF characteristics to frequencies of 3GHz. The design of the 40-835 minimizes the injection of noise and unwanted signals into the signal path by careful attention to the mechanical and electrical design.
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Acoustic Noise Generator
ANG-2200
The ANG-2200 Acoustic Noise Generator creates a perimeter of noise that defeats acoustic leakage eavesdropping devices including wired microphones inside walls, contact microphones, audio transmitters located in AC outlets, and laser/microwave reflections from windows.
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High-Density Precision SMU (100 PA, 30 V)
PZ2130A
The Keysight PZ2130A is a high-channel density precision source / measure unit (SMU) with 5 channels per module that saves space at a low cost per channel for a wide range of applications requiring numerous precision power supplies. Its seamless current measurement ranging function eliminates the time it takes to change the range and expands the dynamic range to cover multiple measurement ranges, which reduces test duration. These capabilities make the PZ2130A suitable for applications that require numerous precision power supplies, such as semiconductor reliability tests and integrated circuit (IC) tests. The Keysight PX0107A low noise filter adapter lowers its voltage source noise level, which makes the PZ2130A suitable for noise sensitive applications such as quantum computing as well.
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HFC 8 Ways Return Path Optical Receiver
HR2080A, HR2080B
Hangzhou Huatai Optic Tech. Co., Ltd.
HR2080 series HFC 8 ways return path receiver can convert upstream optical signal to RF signal at the head-end and remote control center. 8 independent receivers integrated into a 1RU 19” casing to supply service for HFC network terminal. Receiver's low noise design, -22dBm receive sensitivity can provide service to farther place. There are two versions of this receiver. HR2080A with LCD on the front panel, HR2080B without LCD. All receivers are temperature tolerance type can be installed in any network surroundings including out-door type. Both of these two types can adopt SNMP function which can control the front panel to realize optimization work at the head-end and remote installment.
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Thin Film Based Thermopile Detector: 10 Channels
10 Channel
A ten-channel thin-film thermopile in a TO-8 package. Each active area is 3.16mm x 0.4mm and offers low noise voltage. Internal aperture minimizes channel-to-channel crosstalk while increasing sensitivity.
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Low Noise Amplifier
ZLNA-9K-6G-01
Low Noise Amplifier, Frequency 0.009~6000MHz, Gain 40dB, Noise figure 3.5dB, P-1dB power 8dBm, SMA Female
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USB Smart Noise Source, 10 MHz to 26.5 GHz, Nominal ENR 15 dB
U1831C
The USB-powered U1831C provides broadband noise figure measurements from 10 MHz – 26.5 GHz with modular signal analyzer and benchtop X-Series signal analyzers.
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DCDC
GA Series
The GA series is an economically priced 15 watt DC/DC converter featuring ultra-wide input range, efficiencies to 85% and a continuous six-sided shielded case. Low ESRcapacitors are used both on the input and the output(s) to minimize the conductive noise. Other key features include: overvoltage protection, output trim adjustability, TTL and CMOS compatible remote on/off, short circuit protection and small size. The GA series measures only 1.6” x 2.0” x 0.40” and offers a power density of 11.7 watts/cu. in.
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Ultra-low Jitter Clock Synthesizer
SLC Series
Noise eXtended Technologies S.A.S.
The SLC is a very affordable single or dual clock 7 GHz synthesizer that exhibits outstanding phase noise and jitter performance in a very small package.
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Noise and Vibration Testing
Electronic Systems of Wisconsin, Inc.
ESW's unique Noise & Vibration Test Systems come fully equipped with the latest industry features. The on-screen operator display in our testers make it easy to set-up, read, track and record your noise or vibration information. We work directly with you to determine the best solution that will work for your application. Our data logging make sure that important data is stored and available for download for future reference. ESW's design engineers work to make sure the testing interface is easy for your operators to use. We work closely with our customers to make sure that your unique testing needs are met. Please see the slideshow below to see some of our Noise & Vibration Testers.
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Cigarette Lighter Socket Sensor
FT-0801
The FT-0801 cigarette lighter socket sensor detects ignition noise of voltage from cigarette lighter socket sensor as rotation signal. Useful for signal detection from a cigarette lighter socket equipped in an automobile or construction machinery.Rotation signal can be detected from a cigarette lighter socket by using the FT-0801 even if it is difficult to attach a rotation detector inside of an engine room.
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Amplifier Module
LNAM-FBX
Ultra-low-noise voltage amplifier module (LNAM) with ac coupled FET input allowing measurements between 1 Hz and 20 MHz. High gain precision and low distortion are achieved by using internal negative feedback and >1000 V/µs output stages.
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sbRIO-9215, Non-Enclosed, ±10 V, 100 kS/s/ch, 16-Bit, Simultaneous Input, 4-Channel C Series Voltage Input Modul
780878-01
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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IQ Demodulator
IQD Series
*Capable of receiving RF and LO frequency inputs *Output from DC to 500 MHz *Internal low noise oscillator Internal reference *Buffered demodulator *Balanced IQ *Optimized for low EVm *Optional internal Reference Detect Switch (EM Research RDS Series) *Up to 250 mega-symbols per second
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Eddy Current Flaw Detector
US-525M
United Western Technologies Corp
The US-525M multi-channel eddy current testing instrument is a rugged industrial rack-mounted instrument offering multi-channel testing, integral digital strip chart, as well as Ethernet control and data transfer to meet your in process testing requirements. This instrument offers up to eight channels, with a frequency range of 20 Hz to 10 Mz, a high signal-to-noise ratio, a bright 12-inch diagonal color LCD flat-panel screen, and data storage of 32 Gig. It offers input/output (I/O) capability, USB and Ethernet connectivity, as well as three discrete alarm gates with independent outputs per channel. for your on-line bar, tube, wire and specialty component testing needs.
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Forward Path NPRT 2200 Noise Power Ratio Test Set
NPRT 2200-F
The NPRT 2200 measures the NPR of a device across a range of power levels. This test quantifies intermodulation distortion and determines the dynamic range of optical transmitters, amplifiers and other active HFC network devices. The included PC software uses predefined test setups to run a "Power Sweep" series of NPR measurements and graph the results.
