Total Harmonic Distortion
Is a measure of a signal's sum power of all harmonic components to the power of the fundamental frequency.
See Also: Distortion, Intermodulation Distortion, THD
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AC-DC Power Supply Solutions
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Advanced Conversion Technology, Inc
From single to three phase inputs, 60 Hz or 400 Hz, ACT can provide you with a design to meet your demanding applications. ACT can also provide designs that incorporate an active PFC front end, single and three phase, which provides less than 3% total current harmonic distortion.
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Product
mAEStro Audio Analog to Digital Converter
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The mAEStro AADC-100 accepts balanced stereo analog audio inputs and converts them into a single digital bit stream in compliance with the AES/EBU (AES3) and S/PDIF digital audio standards. It generates 24-bit values and uses 128 times over-sampling for extremely accurate and linear analog to digital conversion, as well as offering a high dynamic range with exceptionally low total harmonic distortion and noise.
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Product
128 KS/s, 24-Bit, 8-Ch PCIE Card For IEPE Sound And Vibration
PCIE-1803
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8 simultaneously sampled analog inputs, up to 128 kS/s24-bit resolution ADCs with -102 dB total harmonic distortion plus noise (THD+N)
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Product
AC / DC Digital Power Analyzer
4016（800Vp,20Arms/200Ap）
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To analyze AC/DC power source, it requires a lot of parameters. Such as voltage(V), current(A), power factor(PF), Total Harmonic Distortion(THD), Crest Factor(CF), Inrush current, etc. To meet power saving regulation, the standby power measurement must be done. In this video I will show you how to operate this Prodigit Power Analyzer 4016. Furthermore, I explain what the parameter's meaning.
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Product
Adjustable High Frequency Reference Ballast
HCS-109A
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HCS-109A Adjustable High Frequency Reference Ballast also called High Frequency Current Source. Comparing to IEC Test Method, HCS-109A is an Equivalent Test Method which is economic solution. HCS-109A equipped with Spectrophotometer & Integrating Sphere Test System. It can also measure the photo, color and electricity parameters for high frequency fluorescent lamp.Specifications: • Input voltage: 200V~240V, 50/60Hz • Input Power: 80 W max • Output Current: 130mA~400mA (Adjustable), accuracy: +/- 1% • Output Frequency: 25kHz< +/-2.0% (Adjustable), accuracy: +/- 0.3kHz • Output current total harmonic wave distortion: THD<2.5% (HF current wave)
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Power Analyzers & Wattmeters
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Measurements International Ltd.
Direct Replacement for 2010A Wattmeter in the AccuLoss® Loss Measurement Systems, Basic Power Accuracy < 0.005 %, 10 Current Ranges, 2 Voltage Ranges, Line-and-Line and Line-to-Ground Voltage Measurements, Full Power Factor Range, Complete Waveform Analysis, Total Harmonic Distortion Analysis, Phasor Analytical Representation.
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4-Ch, 24-Bit, 192 KS/s USB 3.0 I/O Module For Sound And Vibration (With AO And Tachometer)
USB-5801
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USB 3.0 SuperSpeed and daisy chainable by built-in USB hub4x simultaneously sampled analog inputs, up to 192 kS/s24-bit resolution ADCs with -94 dB total harmonic distortion plus noise (THD+N)Built-in anti-aliasing filter2 mA integrated electronic piezoelectric (IEPE) excitation currents2 analog outputs with update rate up to 192 kS/s24-bit resolution DACs with -90 dB total harmonic distortion plus noise (THD+N)2 tachometer inputs for period or frequency measurement4-ch isolated digital input and 4-ch isolated digital output
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Digital Power Meter (High Accuracy Model)
LS2050
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LS2050 digital power meter is a new generation intelligent product which adopts digital sampling technology to analysis of the waveform. It has the following features: • Three windows digital display which reduces reading error, intuitive and convenient • Adopts high speed MCU and high precision A/D to control and measurement • All measured data as virtual value, also suit to signal waveform distortion • Fast test • Equipped with RS232 communicate function, can use upper computer software to carry on remote operation, control and read corresponding data, the test data and waveform could be displayed in the PC, Chinese and English operation interface, high intelligent instrument • This instrument provides two kinds of method to calculate total harmonic distortion (THD), IEC and CSA.
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Product
Power Quality Analyzer
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Power quality analyzer is a product carefully developed by our company and specially designed for field test of three phases, multi-functional and intelligent, man-machine operation and concise and comprehensive test instrument. It is easy to use, large LCD screen display, high resolution, interface in both Chinese and English, shock-proof shell structure and so on. Can simultaneously measure the 4-channel current (ABC three phase and neutral wire current), 4-channel voltage (ABC three-phase voltage and neutral line voltage to ground), the peak value of current voltage, maximum/minimum value over a period, three-phase imbalance factor, short-time voltage flicker, transformer K factor, active power, reactive power, apparent power, power factor and displacement power factor, active power, reactive power, apparent power, total harmonic distortion and harmonic, etc; Display real-time waveform, harmonic ratio bar charts of current voltage; Dynamically capture instantaneous change of voltage current, monitoring starting current, monitoring the power parameters and generate the alarm list, generate the trend chart for a long time record test data.
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Power Quality Meter
Qualstik
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The Qualstik Power Quality Meter has been developed specifically for measurement of four important items of power quality in the electric utility industry. These are Current, True Power Factor, Total Harmonic Distortion and the Direction of Current Flow.
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Product
G.fast Transformers
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Our line of G.fast transformers are the preferred choice of engineers seeking the most reliable, functional isolation transformers for G.fast transmission. These compact transformers deliver excellent longitudinal balance and total harmonic distortion performance.
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Product
Ultra-Low Distortion Function Generator
DS360
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Stanford Research Systems, Inc.
The performance of a low distortion analog source and the precision of direct digital synthesis (DDS) is combined in the DS360. With less than 0.001 % total harmonic distortion (THD), 25 ppm frequency accuracy, and a broad range of features including sweeps and bursts, the DS360 is the ideal source for audio frequency applications.
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Operational Amplifiers
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Operational amplifiers from ams are ideally suited to audio applications. These CMOS devices are available as single, quad or differential amps. They feature good common-mode rejection, have low input bias currents, good gain bandwidth, low total harmonic distortion and an excellent rail-to-rail output-drive capability of 200mA peak.
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Product
Waveguide Harmonic Mixers (smart mixer), 60 to 90 GHz
M1970E
Harmonic Mixer
The Keysight M1970E 60 to 90 GHz waveguide harmonic mixer is an un-preselected mixer that will extend the operating frequency range of the N9030A PXA, N9020A MXA,and N9010A EXA signal analyzers up to 90 GHz. Smart features are embedded to help you to greatly simplify your overall test setup and improve the DANL and TOI of your test system. Go smart with harmonic mixing for your millimeter-wave applications.
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Product
Waveguide Harmonic Mixer, 50 to 75 GHz
11970V
Harmonic Mixer
The Keysight 11970V waveguide mixer is a general-purpose harmonic mixer employing a dual-diode design to achieve flat frequency response and low conversion loss. These are achieved without external dc bias or tuning stubs. Manual operation and computer-controlled hardware operation are simplified because mixer bias and tuning adjustment are not required.
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Product
AC Power Source, Frequency Converter
BL1350 Series
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Behlman's BL1350 AC Power Supply / Frequency Converter / Inverter, requires just 3.5" of rack height, and weighs as low as 45 pounds, yet it delivers 1350 VA of quality AC power. In the BL 1350, you'll find the quality features you expect from Behlman, fully adjustable frequency and voltage, total harmonic distortion of less than 0.5%, high efficiency, plus excellent line and load regulation.
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Product
Waveguide Harmonic Mixer, 40 to 60 GHz
11970U
Harmonic Mixer
The Keysight 11970U waveguide mixer is a general-purpose harmonic mixer employing a dual-diode design to achieve flat frequency response and low conversion loss. These are achieved without external dc bias or tuning stubs. Manual operation and computer-controlled hardware operation are simplified because mixer bias and tuning adjustment are not required.
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Product
Waveguide Harmonic Mixer (smart mixer), 50 to 75 GHz
M1971V
Harmonic Mixer
Keysight M1971V 50 to 75 GHz waveguide harmonic mixer is an un-preselected mixer that provides a complete solution for wideband millimeter-wave signal analysis of more than 2 GHz with X-Series signal analyzers. Embedded smart features help you to greatly simplify your overall test setup and improve the DANL and TOI of your test system. Go smart with harmonic mixing for your millimeter-wave applications.
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Product
LCD Power Meters
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Accuracy ±0.1% F.S.Measuring and display ACV/ACA/Watt/Var/VA/Power Factor/Frequency/KWH/DM(Demand)Input measurement network can be selectives(1P2W/1P3W/3P3W/3P4W)CT rate/PT rate can be modified(1 to 9999)Measuring ACV/ACA total harmonic distortion(THD),up to 35th harmonic(optional)Two alarm control function (optional)Two pulse output function (optional)Digit RS-485 interface function (Optional)
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Product
Waveguide Harmonic Mixers (Smart Mixers), 55/60 to 90 GHz
M1971E
Harmonic Mixer
Keysight M1971E 55/60 to 90 GHz waveguide harmonic mixers is an un-preselected mixer provides a complete solution for wideband millimeter-wave signal analysis of more than 2 GHz with X-Series signal analyzers. Smart features are embedded to help you to greatly simplify your overall test setup and improve the DANL and TOI of your test system. Go smart with harmonic mixing for your millimeter-wave applications.
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Product
Distortion Analyzer
SINAD
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SINAD utilizes the latest in Digital Signal Processing (DSP) technology to accurately measure several key performance characteristics of radio receivers by analyzing the spectral content of a received audio signal.
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Product
Harmonic Mixers
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These waveguide bandwidth harmonic mixers are designed for use with spectrum analzyers with diplexers, such as the Tektronix 492 and 494 and the Hewlett-Packard 8555A, 8565A and 8569A. They are also used as phase locking and receiver mixers for antenna measurement systems such as the Scientific Atlanta wide range receivers. When used with an external diplexer*, these harmonicmixers can be used to phase lock millimeter wave sources.
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Harmonic Generators
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Our harmonic Generators include Doubler, Tripler, and Quadrupler for doubling, tripling, and quadrupling laser frequency in the wavelength range 680-1300nm. The second harmonic, third harmonic, and fourth harmonic generation up-convert the laser frequency to a wavelength range 190-650nm. These harmonic generators greatly expanded the application of wavelength range for femtosecond and picosecond lasers available for both amplifiers and oscillators.
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Product
Total Stations
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GeoMax total stations offer you an excellent price-to-performance ratio without compromising quality.
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Product
Harmonic Filter Resistors
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The widespread use of nonlinear loads such as power electronics based equipment and electric arc & ladle melt furnaces all around the world hinder the quality of electric power. One of the most important parameters for defining the power quality is harmonic distortion.
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Product
Electromagnetic Total Counters
MCF Series
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Economical electric totalizer with Push button reset. Bail, rear or base mount. Compact for limited space installations.
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Product
Ubuntu Total Solutions
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The Ubuntu is a reliable, secure, and versatile environments for use, it gives unparalleled freedom and control which continues to expand into IoT.
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Product
Analyzer for Total Sulfur
FGA-1000
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ATOM Instrument offers the most versatile total sulfur analyzers available. The ATOM FGA-1000 is an online process analyzer utilizing patented Excimer UV Fluorescence (EUVF) Technology to measure Total Sulfur in a variety of applications such as monitoring refinery flare gas and subsequent sulfur dioxide (SO2) emissions as mandated by the EPA Rule 40 CFR 60, Subpart Ja.
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Product
Sound Harmonics and Current Analyzer
H74050100
Audio Analyzer
This analyzer is used as end of line control for electro mechanic components with electric motors, with or without mechanical reduction. While the motor is running at nominal speed, a spectrum and temporal analysis of the sound as well as a current consumption test is performed. Statistical analysis of the data acquired is also performed real-time, expediting the PASS/FAIL decision of the DUT.
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Product
Total Halogen and Sulfur Analyzer
XPLORER-TX/TS*
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The XPLORER-TX/TS is a microcoulometric combustion analyzer for the analysis of total halogens and total sulfur. The small footprint allows it to blend into every laboratory environment, whether it is in R & D, refinery, chemical, or petroleum applications. This next generation analyzer surpasses all others in its class in performance. It is robust, precise and ideal for harsh testing environments.
