White Noise
Noise which is equal in intensity across a band, at all frequencies.
See Also: Noise, Pink Noise, RF Noise, Noise Generators
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Product
Dual Channel Arbitrary Function Generator
TGF4000
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High resolution, low jitter pulses can be generated up to 100MHz as can wide bandwidth white noise. A extensive array of modulations is provided using internal and external sources. Gated, burst and sweep modes can use internal or external trigger sources. Remote control via USB and LXI compliant LAN (standard) can be supplemented by optional GPIB if required.
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Product
Audio Test Tone Generator
ToneGenerator
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Tone Generator is a sine wave generator, frequency generator and signal generator that lets you create audio test tones, sweeps or noise waveforms using your computer or a PDA handheld. Generate sine wave, square wave, triangular waveform, saw tooth waveform, impulse, white noise and pink noise.
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Product
Audio Function Generator
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Audio function generator app for the iPad, iPhone and iPod Touch. You can have up to five generators, each operating at a different frequency. Each generator can be one of the following types: Sine Wave, Triangle Wave, Sawtooth Wave, Square Wave, White Noise, Pink Noise
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Product
Minirator
MR-PRO / MR2
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The Minirator MR-PRO provides a full set of analog audio signals including sine wave, pink noise, white noise, delay test signal, polarity test signal, stepped sweep and continuous sine sweep. Further, a set of wav-files, useful for system optimization, is stored in the internal flash memory. Add your own personal favorites to this set.
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Product
Utilities
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Audio signal generator that include sine waves, square waves, white noise, and pink noise. The noise signals may be octave-band limited. In landscape mode, you can set sweep start and stop frequencies, and a time in seconds.
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Product
Handheld Broadband Noise Generator
NS-1
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The Model NS-1 is a handheld broadband white Gaussian noise source. It generates a wide, even, RF noise-signal. The NS-1 is popular for testing network components and aligning a building's coaxial cable network. The NS-1's noise-signal is also used to provide the RF source for measuring insertion loss of cable, splitters, taps and more.
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Product
Precision Pink Noise Generator
Noise Plug
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The NOISE PLUG is a complete precision pink noise generator built in a XLR microphone connector. Inside the NOISE PLUG is an ultra wideband, avalanche junction white noise source.
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Product
"Extremely Random" Precision Noise Generator
Model 3025
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The Model 3025, "Extremely Random"TM Precision Noise Generator supplies White and Pink Noise, and a 1 kHz reference signal. Crystal controlled - the pseudo random circuitry provides a 6.5 Day pseudo-random cycle time, assuring a "Extremely Random"TM noise source.
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Product
RF Noise Source
NS-3
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The NS-3 Broadband RF Noise Generator provides an extremely flat AWGN (Additive White Gaussian Noise) signal from 5 to 2150 MHz. The output level adjusts in 0.1 dB steps over a 30 dB range.The bench-top configuration is standard and an optional two unit rack enclosure is available. The RS232 or USB remote control interface simplifies its use in automated test and factory ATE environments. The NS-3's combination of range, versatility and value make it the ideal general purpose broad-spectrum signal source for bench and ATE applications, including C/N, BER, MER, PER testing and rain fade simulation.
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Product
Noise Sources
NC1128A
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This noise source by Noisecom produces white Gaussian noise up to +13 dBm. It contains a hermetically packaged noise diode that has been pre-selected for special performance characteristics. This module is ideal for many different applications including CATV, Secure communications, Jamming systems, OC-192 Testing, EW & EC.
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Product
Dual Output AWGN Generator Line Module
458-AWGN2
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The Model 458-AWGN2 is the ideal solution for injecting Additive White Gaussian Noise (AWGN) for ADSL, ADSL2, ADSL2+, and VDSL2 chip/modem/DSLAM testing applications.
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Product
Pulse Function Arbitrary Noise Generator
81160A
Arbitrary Waveform Generator
Generation of 330-MHz pulses and 500-MHz function/arbitrary waveforms with a 2.5-GSa/s sample rate and 14-bit vertical resolution; Selectable crest factors for white Gaussian noise lets engineers determine how much distortion to apply to a device during stress testing to meet various serial bus standards; Glitch-free timing parameter changes allow engineers to change the frequency without drop-outs or glitches and enable continuous operation without rebooting or resetting the device under test; and Arbitrary bit patterns show capacitive load of the channels using simple pattern settings. Complex measurement setups are no longer necessary to test designs to their limits. Pulses 330 MHz, 500 MHz sine waves, 660 Mbit pattern
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Product
Audio Generator & Impedance Meter
MR-PRO/MR2
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The Minirator MR-PRO provides a full set of analog audio signals including sine wave, pink noise, white noise, delay test signal, polarity test signal, stepped sweep and continuous sine sweep. Further, a set of wav-files, useful for system optimization, is stored in the internal flash memory. Add your own personal favorites to this set.
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Product
Noise Sources
NC1126A
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This noise source by Noisecom produces white Gaussian noise up to +13 dBm. It contains a hermetically packaged noise diode that has been pre-selected for special performance characteristics. This module is ideal for many different applications including CATV, Secure communications, Jamming systems, OC-192 Testing, EW & EC.
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Product
Phase Noise Analyzer and VCO Tester
FSPN
Phase Noise Analyzer
The R&S®FSPN phase noise analyzer and VCO tester is designed to provide both very high sensitivity and measurement speed for production and design engineers working in these fields characterizing sources such as synthesizers, VCOs, OCXOs, and DROs. It is the ideal instrument for demanding development and production phase noise and VCO analysis.
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Product
Phase Noise Analyzer and VCO Tester
FSWP
Phase Noise Analyzer
The R&S®FSWP phase noise analyzer and VCO tester features very high sensitivity thanks to extremely low-noise internal sources and cross-correlation. It can measure phase noise and amplitude noise in mere seconds on highly stable sources such as those in radar applications. Additional options such as pulsed signal measurements, residual phase noise (including pulsed) characterization and integrated high‑end signal and spectrum analysis make the R&S®FSWP a unique test instrument.
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Product
Whiteness Meter
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Guangzhou Amittari Instruments Co.Ltd
AMITTARI l Whiteness Meter is mainly used to directly measure the whiteness value of object or powder with flat surface. It can be widely used in whiteness measurement of textile printing and dyeing, paint, chemical building materials, paper board, plastic products, white cement, ceramics, enamel, talc powder, starch, flour, salt, detergent, cosmetics and other substances. The instrument pass strict inspection and testing, conforms to the JJG 512-2002 Whiteness Meter Verification Regulation. Also conforms to GB3978、GB3979、GB7973、GB7974、ISO2470、GB8904.2、QB1840、GB2913、GB13025.2、GB1543、ISO2471、GB10339、GB5950、GB12911、GB2409 and other standards.
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Product
Phase Noise Test System
N5511A
Phase Noise Analyzer
The Keysight N5511A phase noise test system (PNTS) lets you measure at the limits of physics with readings down to kT (-177 dBm/Hz). The N5511A PNTS is a replacement for the gold-standard Keysight E5500 phase noise measurement system and is designed to meet the needs of phase noise power users.
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Product
6.5-Digit Low Noise Power Source, 32 W, 210 V, 3 A, 2-Channel
B2962B
Low Noise Power Source
The Keysight B2961B Series 6.5-digit low noise source power supplies provide a power supply and source solution that meets the difficult measurement challenges researchers, designers, and developers face working on advanced components, circuits, and materials.
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Product
Noise Monitoring
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Larson Davis provides complete solutions for noise and vibration measurement and analysis. From stand-alone, simple-to-use instruments to complete systems including sensors, data acquisition, and software, Larson Davis has what you need.
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Product
Noise Generator
NG 600
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The NG 500 noise generator is an external module with dual power supply for different applications: to calibrate filters, switchboards, to the distance of a fault caused by the impedance mismatch, to test the cable efficiency.
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Product
Antenna Noise Canceller
ANC-4
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The ANC-4 is an rf device that eliminates or reduces power line noise, BPL noise, computer noise, TV-generated interference, and other types of electrical noise. The ANC-4 unit connects right to the antenna connector of the receiver or transceiver to cancel locally generated noise before it gets into the receiver and affects the receiver AGC circuits.
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Product
Noise Sources
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This power amplifier ensures that you get the maximum sound pressure level out of the Norsonic range of speakers.
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High-Power Noise Sources
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These modules not only contain the noise diode circuitry, but also gain stages to boost the output power. While lower frequencies (under 2 GHz) are most common, Mercury produces powerful amplified noise modules up to 18 GHz. Noise modules are available in coaxial, surface mount and pin type construction. TTL control options are available.
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Product
Interferometers (White Light)
interferoMETER
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The innovative white light interferometers from Micro-Epsilon set a benchmark in high-precision distance and thickness measurements. These sensors enable stable measurement results with sub-nanometer resolution offering a comparatively large measuring range and offset distance. The interferometers are available in 3 series: the IMS5400-DS for high-precision industrial distance measurements, the IMS5400-TH for accurate thickness measurements and the vacuum-suitable IMS5600-DS for distance measurements with picometer resolution.
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Product
Low Noise Amplifiers
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Chengdu KeyLink Microwave Technology Co., Ltd.
KeyLink's low noise amplifiers typically exhibit noise figures below 5.5dB and output 1dB compression points up 8dBm. These amplifiers are economical choices for general purpose applications. KeyLink's low noise amplifiers can be categorized as follows.
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Product
Noise & Vibration Analyzers
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The NVA instrument is generally composed of a personal computer equipped with one or more data acquisition board, a conditioning interface and / or to the transmitters power and finally a series of libraries of application software dedicated to the type of measurement to be made. the type of personal computer can be either a desktop, notebook or portable and depending on the particular requirements, you can use the PXI architectures.
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Product
Optical Noise Analyzer
A0040A
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Optical Noise Analyzer is the industry first solution for evaluation of optical frequency noise of lasers as power spectrum density.
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Product
Noise Figure Analyzers & Noise Sources
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Keysight Technologies provide a range of noise figure measurements solutions to meet your needs, from the NFA series noise figure analyzers to the noise figure measurement personalities for our spectrum analyzers. We also have a range of noise sources to complete the measurement solution.
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Product
Noise Monitoring System
NoiseTutor
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Continuous monitoring of environmental data in remote areas has always presented a unique set of challenges. Typical solutions involve complex installations, frequent visits to remote locations to keep the system fully operational and require expert level attention to retrieve and share data amongst customers, consultants and project leads.





























