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Products/Services for DC reference source
Calibration standards and reference sources include any source that can provide a reference for the calibration of an instrument or comparison of a material or component. Search by Specification | Learn More
...or potentiometers provide a ratio of voltage or current for use as a reference. Transfer, primary, and laboratory grade standards are used to compare or transfer accuracies from the National Institute of Standards and Technology (NIST) or other nationally... Search by Specification | Learn More
Voltage dividers and voltage references provide highly-accurate reference voltages for calibration and testing purposes. Search by Specification | Learn More
Voltage references are electronic circuits that produce a constant output voltage (reference) that is used to compare other voltages in a system. Search by Specification | Learn More
Network clock sources are timing devices that use a signal from an atomic clock or other external reference source to set and maintain a central time for all of the elements in a network. Learn More
DC to AC inverters are used for converting direct current (DC) into alternating current (AC). They are also known as DC to AC converters. Search by Specification | Learn More
Solar simulators and light sources produce a simulated solar spectrum for plant growth, material-degradation simulations, weathering tests for coatings, photovoltaic (PV) cell testing, sunblock evaluations, and window transmission studies. Search by Specification | Learn More
DC powered pumps use direct current from motor, battery, or solar power to move liquids such as acids, chemicals, lubricants and oil, as well as water, wastewater, and potable water. Search by Specification | Learn More
DC motor starters combine a controller (most often a contactor) with overload protection, allowing a motor or motor-controlled equipment to be turned on and off. Search by Specification | Learn More
DC motor drives act as the interface and power supply between a motion controller and a DC motor. Search by Specification | Learn More
DC-DC converters accept DC input and provide regulated and/or isolated DC output in various applications including computer flash memory, telecommunications equipment, and process control systems. Search by Specification | Learn More
AC power sources provide alternating power and typically have adjustable output values for the testing of component response at various voltages, current and frequency levels. Search by Specification | Learn More
DC motors are most commonly used in variable speed and torque applications. They include brushless and gear motors, as well as servomotors. Search by Specification | Learn More
Noise generators and sources are used to produce noise outputs for testing radio frequency (RF) equipment. Search by Specification | Learn More
...and transparent materials or surfaces. UV light systems are also used in specialized or proprietary applications. UV light systems are available in a variety of configurations. Curing chambers consist of a power supply, light source and enclosure... Search by Specification | Learn More
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Denver Cal-Kits Denver Instrument Company
Model 522 Current/Voltage Precision Calibrator Krohn-Hite Corporation
Pesticide CRM 2009 Readers Choice Award Chem Service, Inc.
Stainless Steel Weights Rice Lake Weighing Systems
MicroK Precision Thermometer Isotech North America
Fast Custom Inorganic Standards Inorganic Ventures
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Product News for DC reference source
9640A RF Reference Source
The Fluke 9640A and 9640A-LPN Reference Generators feature a unique combination of level accuracy, dynamic range and 4 GHz frequency capability to calibrate the broadest range of RF measurement workload. They have been designed specifically for metrology applications where the combination of level accuracy and dynamic range is important. (read more)
AC/DC Reference Design for Digital Power DSCs
Microchip Technology Inc., a leading provider of microcontroller and analog semiconductors, today announced an AC/DC reference design based on the new dsPIC33F "GS" series of digital-power Digital Signal Controllers (DSCs). (read more)
Model 511 DC Voltage Source/Calibrator
The Krohn-Hite Model 511 Precision DC Source/Calibrator is a secondary standard that is highly stable and repeatable from ±100nVdc to ±10Vdc, providing N.I.S.T. traceable voltages for use in production, calibration labs, QA and QC departments, design labs, or any place where an accurate voltage is needed. (read more)
Micronetics Noise Source Calibration Services
Micronetics features a state of the art calibration laboratory to calibrate Micronetics brand noise sources as well as sources from other manufacturers. (read more)
DC/DC Desktop/Car Receptacle Mount Power Source
"GlobTek" DC/DC Mobile Power Sources, 1-56W output power. (read more)
Keithley 6220 DC Current Source
The Keithley 6220 DC Current Source combines ease of use with exceptionally low current noise. Low current sourcing is critical to applications in test environments ranging from R&D to production, especially in the semiconductor, nanotechnology and superconductor industries. (read more)
MAXIM Ultra-High-Precision Voltage Reference
An ultra-low-noise IC that features curvature-correction circuitry and high-stability, laser-trimmed, thin-film resistors. (read more)
Model 523 Source/Calibrator
The Krohn-Hite Model 523 Precision DC Source is a highly stable and repeatable dc voltage source and dc current source providing N.I.S.T. traceable voltages and currents for use in production, calibration labs, QA and QC departments, design labs, or any place where an accurate voltage and current source is needed. (read more)
NMB AC, DC Fan Cross Reference Tool
Our new Fan Cross Reference Listing gives you the opportunity to interchange another manufacturer's part number with NMB's part number. You will not only be able to interchange the part number, but have the opportunity to look for real time inventory and buy directly from our distributors. (read more)
NS 346 CALIBRATED NOISE SOURCE SERIES
The NS 346 series noise sources are specifically crafted to be used with noise figure meters. They are factory calibrated to a high degree of absolute accuracy. These noise sources also have extremely good match in both on and off states which increases the accuracy of noise figure measurement. (read more)
Conduct Research
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Op Amp Precision Design: DC Errors
AN1177 Op Amp Precision Design: DC Errors DC SPECIFICATIONS Author: Kumen Blake Microchip Technology Inc. There are a small number of DC specifications that describe errors at the input of an op amp....(read more)
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Offline UPS Reference Design Using the dsPIC DSC (.pdf)
The reference design in this application note describes the design of an Offline Uninterruptible Power Supply (UPS) using a Switch Mode Power Supply (SMPS) dsPIC® Digital Signal Controller (DSC)....(read more)
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Trimming The Output Voltage Of DC/DC Converters
The simplest and least expensive solution is to connect a resistor from the VOUT Adjust pin to the minus (-) reference point or to the plus (+) reference point (positive point where the feedback RF...(read more)
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DC/DC Conversion
Closed loop control with linear regulators. Often the voltage source is "incompatible" with the load. A buffer needs to be placed between the source and load to regulate or control the voltage and/or...(read more)
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Amplifying High-Impedence Sensors ? Photodiode Example
AN951 Amplifying High-Impedance Sensors - Photodiode Example and C reduce the output noise. The output noiseR N N Author: Kumen Blake and Steven Bible is also kept low by not over-compensating the...(read more)
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Voltage Regulators
A critical aspect of power supplies is dc supply-voltage stability. In addition to powering circuits, a precision dc voltage is often used as a reference to which voltage signals are compared for...(read more)
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Xilinx UG349 ML505/ML506/ML507 Reference Design, User Guide ML505/ML506/ML507 Reference Design www.xilinx.com 11 UG349 (v3.1) June 23, 2009 R Reference Designs Table 1: Software Applications (ML505 Example) See Xilinx, Inc. Information |
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Block Reference (SimPowerSystems™) DC Voltage Source Implement DC voltage source AC Current Source Implement sinusoidal current source See MathWorks, Inc. (The) Information |
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Block Reference (Simscape™) DC Current Source Simulate ideal constant current source DC Voltage Source Simulate ideal constant voltage source See MathWorks, Inc. (The) Information |
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Reference Design Data Sheet (August, 1997) IRPLLNR1... This is a boost topology designed to step-up and regulate the output DC bus voltage while drawing sinusoidal input current from the line (low THD) See International Rectifier Information |
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Application Note 31 Op Amp Circuit Collection Amplifier with High Input Impedance 00705705 *RS = 1k for 1% accuracy 00705706 *Source Impedance less than 100k gives less than 1% gain error. See National Semiconductor Information |
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A/D Converter Definition Of Terms (PDF) RATIOMETRIC OPERATION uses the same reference volt- Definition TOP OFFSET is the difference between the positive refer- age that is used for the ADC See National Semiconductor Information |
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Electric current - Wikipedia, the free encyclopedia 9 Reference direction 10 Electrical safety |
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National Institute of Standards and Technology Standard Reference Materials® (SRMs) Standards New Beryllium Reference Material for Occupational Safety Monitoring See NIST (National Institute of Standards & Technology) Information |
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Power Spice Model User Manual - Fairchild Semiconductor Reference Design Packaging Information Cross Reference Search Engineering Connections See Fairchild Semiconductor Corporation Information |
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Switching Power Supply (SMPS)- Design Tutorials, Circuits,... A device that transfers electric energy from a given source to a given load using electronic circuits is referred to as Power Supply (although "power |
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