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2000-06-02 Four-Channel Digital Voltmeter with Display and Keyboard
This application note demonstrates the capability of the PIC16C71 by multiplexing four seven-segment leads into different implementations with the PIC16C71, a 4-by-4 keypad, an A/D channel, and a 4-by-4 keypad and four A/D channels.
2005-06-16 Four-channel digital voltmeter with display and keyboard
This app note demonstrates the capability of the PIC16C71 and has been broken down into four subsections.
2011-01-31 Upgrade panel-meter range and precision
Find out how to easily double the input-voltage range of a typical voltmeter IC (to 400mV), and extend its precision to 4? digits.
2002-07-30 Sanwa multimeters also measure temperature
The RD700 and RD701 digital multimeters from Sanwa Electric Instrument Co. Ltd include temperature measurement functions.
2002-04-12 Sanwa multimeter provides 4,000 count display
The PC20 digital multimeter from Sanwa Electric Instrument Co. Ltd provides 4,000 count display and allows measured data to be transferred to a PC via RS-232 cable with the company's PC Link software.
2009-02-10 Panel meters come in blue, green LED versions
Murata Power Solutions' low-power, high brightness, three-and-a-half digit, DMS-20PC digital panel voltmeters are now available with 'brilliant blue' or 'pure green' LED colors in addition to the current 'low-power red'.
2015-01-14 Grasping the concept of ground
The term ground is probably the most misunderstood and misused word in electrical engineering. Read this article that probes deeper into this concept.
2010-11-16 Electric potential sensor under development
Plessey Semiconductors Ltd has signed a technology license agreement with the University of Sussex for the manufacture and commercialization of an electric potential sensor.
2005-11-17 DMMs pack Web interfaces
Agilent is introducing an expanded family of digital multimeters/voltmeters replete with built-in Web servers that make them operating-system independent.
2008-12-04 Daylight voltmeters fit for harsh setups
Murata Power Solutions has launched ruggedized, daylight readable DMU-30ACV/DCV series of panel mount, digital voltmeters designed for applications in harsh environments.
2002-08-21 ALD PCB module acts as 5.5-digit DVM
Advanced Linear Devices Inc.'s standalone PCB module is designed for precision measurement applications requiring a high-resolution ADC and multiline character display driver interface.
2011-10-13 EPIC sensors designed for ECGs
The sensors operate at normal room temperature and act as highly stable, extremely sensitive, contactless digital voltmeter, according to Plessey.
2005-03-14 Switches target industrial apps
Offering a wide range of current ratings and voltage ratings, the new devices from Electroswitch measure between two inches to two feet in width.
2015-10-09 Simplifying battery charge/discharge cycling
Read about source measure unit instruments touted to offer simpler battery charge/discharge cycling, offering voltage and current sourcing and measurement ranges that are well suited for such application.
2007-01-24 Programmable AC/DCs deliver up to 270W
Acopian's Series Y family of highly regulated linear AC/DC programmable supplies deliver up to 270W at 0-6-, 0-15-, 0-30-, 0-50- and 0-100V in 31 models.
2013-03-11 Plessey enlists distributor for Southeast Asia network
Plessey Semiconductors expands its distribution network in Asia through Supreme Components.
2014-03-10 Perform electrical characterisation of biosensors
Proper testing of the electrical portions of these sensors is essential to support their development.
2008-06-16 Parallel makes a comeback
Before you know it, we're back to where we were years ago, with large banks of parallel paths, except now clocking at much higher speeds.
2007-03-17 Pair Rogowski coils, rejustors to measure current
Rogowski coils perform passive current measurement and are used in test and measurement devices and power-monitoring activities. Calibration is required to account for manufacturing variations in the coil and to provide uniform device-to-device sensitivity.
2005-01-20 NI DAQ devices sample 32 channels at 625kS/s
National Instruments introduced its highest-resolution multifunction data acquisition devices for the PCI bus with four new 18bit M series DAQ devices.
2002-02-08 Minco miniature temperature controller handles 240W
Measuring 254-by-254-by-381mm, the CT325 temperature controller can manage up to 240W of heating power, making it suitable for outdoor use, telecom enclosures, medical devices and vehicular components.
2011-09-12 Measuring Hall effect in materials characterization
The ability to make precise Hall effect measurements becomes increasingly important as the need to characterize high mobility materials becomes increasingly critical.
2015-01-27 Measuring capacity vs bias voltage on MLCCs
How can you determine how much capacitance is lost under the conditions in your application? This article explains how to measure capacity versus bias voltage on multi-layer ceramic capacitors.
2000-11-01 LDO noise testing depends on filters
Telecommunications, networking, audio and instrumentation require low-noise power supplies. In particular, there is an interest in low-noise, low-dropout linear regulators (LDOs).
2005-03-02 Inexpensive DA, control modules use plug-and-play USB
In its ECONseries product roll-out, Data Translation relies on serial USB 2.0's so-called full-speed mode, operating at 12Mbps.
2016-01-21 In pursuit of quiet: Noise in linear regulators
It is always better to make sure the noise levels are low enough for your needs without expensive trials. Find out how this can be achieved.
2010-10-05 First rugged handheld VNA covers frequency up to 20GHz
Anritsu Co. has just introduced their MS202x/3xC VNA Master series of handheld vector network analyzers (VNAs). These VNAs offer the performance and capabilities of numerous benchtop instruments in a single highly-portable analyzer.
2007-10-18 Design Class D audio amps into portable applications (Part 2)
To maximize the benefits of using Class D amps, it is important to understand the fundamental difference in operation between Class D and Class AB amplifiers, since each amplifier technology requires different considerations when designing systems that incorporate audio.
2005-10-13 Data Translation's new USB DAQ modules cut cost/channel
Data Translation announced new modules which the company claims can lower the cost of making measurements by up to 55 percent.
2005-10-03 CWAV's low-cost USB pod turns PC into scope, logic analyzer
The new USBee AX Test Pod from CWAV leverages the speed of USB 2.0 to stream data to and from your PC. This endows the PC with all necessary triggering functions, as well as permitting data storage.
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