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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G.fast Transformers
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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mAEStro Audio Analog to Digital Converter
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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AC-DC Power Supply Solutions
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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Digital Power Meter (High Accuracy Model)
LS2050
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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Power Quality Meter
Qualstik
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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Clamp-on Meter
SDC96
True RMS for AC measurement. Total harmonic distortion [50Hz/60Hz] for AC. Measurement. Peak measurements. Measures up to 700 AC/DC amps
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Adjustable High Frequency Reference Ballast
HCS-109A
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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Operational Amplifiers
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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Power Analyzers & Wattmeters
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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LCD Power Meters
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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AC Power Source, Frequency Converter
BL1350 Series
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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Power Quality Analyzer
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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Ultra-Low Distortion Function Generator
DS360
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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AC / DC Digital Power Analyzer
4016（800Vp,20Arms/200Ap）
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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Harmonics & Flicker Analyser
AC2000A
The Laplace Harmonics and Flicker analyser provides the user with a complete system for testing product compliance with IEC61000-3-2 and IEC61000-3-3. Quick and easy to use, the built-in screen provides a clear pass/fail indication of compliance status, plus a full listing of results for each harmonic, in either tabular of bargraph format. The instrument is properly configured to cope with fluctuating harmonics. The Flicker mode provides proper measurement of short term and long term parameters, using algorithms specified in IEC61000-4-15. In addition, inrush current measurements can be automated such that the product under test can be automatically cycled on/off with user entered time profiles.
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Total Moisture Control
SKALA
Advanced machine learning algorithm to generate actionable dashboards, optimize the drying process, and boost your revenue.
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Distortion Detector
DD-1
The purpose of this tool is to enable the installer to set the gain of an audio amplifier to match the source unit's output level, accurately and quickly. It can also be useful for detecting distortion in the audio signal caused by poorly designed or malfunctioning audio equipment.
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Total Stations
Zipp02 Series
With vertical compensation and 2” accuracy the Zipp02 provides you with the precision required for your most demanding jobs at an affordable price without adding complexity. The Zipp02 is the tool of your choice when it comes to checking angles, alignments, grade work and short range leveling.
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Harmonics and Flicker Testers
complied standards and features of the KHA1000 (dedicated for single phase), is equipped for the harmonic and flicker compliance test exceeding 16A of the single-phase and three-phase equipment. With this unit alone, you can take highly accurate simultaneous three-phase measurements up to 40A/phase*.
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Harmonics And Flicker Measuring System
ProfLine Series
The Teseq ProfLine system is a complete and cost effective Harmonics and Flicker measurement test system which compiles to the latest IEC/EN standards, including IEC 61000-3-2 and IEC 61000-3-3. The programmable power generation capability of up to 45 kVA (90 kVA and 145 kVA sources comprise multiple 45 kVA units) provides more than ample power to cater for a wide range of Equipment Under Test (EUT).
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Total Stations
Zoom40 Series
The Zoom40 manual total station, with its high resolution color and touch display, gives you the flexibility to run X-PAD, Field Genius, SurvCE, or any custom windows CE software.
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Total Energy System
5000
The electric vehicle (EV) charging market is rapidly expanding, with more and more people switching to electric cars. As the demand for EV charging stations increases, so does the amount of energy that is being exchanged. This energy exchange market is already massive, with charging peaks reaching into the megawatts of energy. With this amount of energy comes a significant amount of revenue, which requires the most accurate billing possible. That’s where TESCO’s Catalog No. 5000 – Total Energy System comes in. The Catalog No. 5000 is a double duo system that enables the testing and accuracy verification of Electric Vehicle Service Equipment (EVSE) and Field Test Equipment for testing EVSE’s in the field. This system is a dual-purpose DC and AC System and includes both a 100A AC (ACT-100) Test System and a 200A DC Test System (DCT-200).
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Harmonic Filter Resistors
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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Total Hydrocarbon Analyzer
Model 4030
Teledyne Analytical Instruments
The Model 4030 uses a field proven FID detector in a heated chamber. The chamber is heated to a high temperature to meet US EPA requirements for VOC emissions monitoring.
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Total Nitrogen Unit For TOC-L Series
TNM-L
Perform simultaneous TOC and TN measurements. *720 °C catalytic thermal decomposition/chemiluminescence methods are adopted for TN measurement. There is no interference from metallic ions or bromine in sea water.*Measurements over a wide range with a detection limit of 5 μg/L for TOC-LCH to an upper limit of 10,000 mg/L.
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Energy and Harmonics Analyzer
STAR3
STAR 3 is a high quality 96x96mm panel energy analyser provides brilliant features at a price never reached before. The new bright red LCD display, the harmonic analysis, the wide set of measured parameters including the THD available in all the models, the multi-protocol capability of the RS485 port and the high accuracy class 0.5%, the 3 years-warranty period, allow to consider the STAR 3 the new state of art of the panel analysers market
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Third Harmonic Filter
HBF-T
Lifasa - International Capacitors, SA
HBF-T filters are designed to block the 3rd harmonic, reducing the neutral currents in three-phase installations where there are installed harmonic generating loads connected between phase and neutral. It is basically passive filters based on a parallel combination of inductance and capacitor.
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Power Analyzer With Harmonics
Measurements of AC and DC parameters with ripple, data logging in it's internal memory and pendrive with ripple.
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Modulation Distortion For E5081A Up To 44 GHz
S960707B
The S960707B modulation distortion software application provides nonlinear DUT behavior tests (EVM, NPR, and ACPR) under modulated stimulus conditions.
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Total Organic Carbon Measurement
Total organic carbon (TOC) measurement is a well-established technique that provides valuable information about water quality for process control and regulatory compliance. Around the world, people have relied on our instrumentation for fast, accurate results for over 45 years. Our Total Organic Carbon (TOC) portfolio includes the 1080 Combustion TOC Analyzer, the 1030W Wet Oxidation TOC Analyzer, and the 1030D Dual Mode Analyzer – all of which are individually designed to help laboratories maximize efficiency.
