In geotechnical application, there is often a requirement to find the depth or detect underground structures which may not have been accurately recorded at the time of construction. This may include sheet piling, foundation, or in other cases older well casings.
Ocean-bottom magnetometer (OBM) and electromagnetometer (OBEM) are ocean-based instruments that are used to monitor both the electric and magnetic field at the sea or ocean-bottom. These are typically used for geophysical research to better understand the Earth’s structure, but can also…Read More
We’re thrilled to announce that we’ll be participating at The Battery Show and EV Tech Expo live event in Booth #1849 and would like to invite you to the show.
Each year, engineers, innovators, and thought leaders converge in Novi, Michigan, for…Read More
Magnetics has been used for decades in military applications, especially in the maritime environment. Surface as well as underwater platforms are effectively a large mass of ferromagnetic material travelling within the Earth’s field and as such will have both a remanent…Read More
GMW will present two Industry Sessions on June 22 at the IEEE Transport Electrification Conference (ITEC).
Tuesday, June 22 at 1pm EDT / 10am PDTRead More
PEM CWT AC Current Probes are drop-in replacement for several oscilloscope manufacturers branded current probes.
PEM parts marked with an * are not identical replacements but are instead equivalents with improved upper frequency cutoff (50MHz vs. 30MHz, or 35MHz vs. 23Mhz). In…Read More
The first results from the Muon g-2 experiment hosted at Fermi National Accelerator Laboratory show fundamental particles called muons behaving in a way not predicted by the Standard Model of particle physics. The results confirm an earlier experiment of the same…Read More
GMW is very proud to be a member of the Advanced Magnetics for Power & Energy Development (AMPED) Consortium.
Their mission is to develop an innovation ecosystem and educational programs for advancing soft magnetic materials and component technologies spanning…Read More
Avoiding instrumentation interference and signal losses at high frequencies
As part of an aircraft’s certification for flight, aircraft must demonstrate safe operation within a range of environmental conditions. This includes Electromagnetic Environmental Effects (E3) testing which, for civil aircraft, includes High Intensity…Read More
Magnetic ranging is the technique that enables drillers to more accurately position boreholes in relation to one another, or in relation to a known position marker.
Whether the borehole need to run in parallel to or intercept another borehole or need to…Read More
We were proud to be the “Best Poster Award” sponsor again this year at the Magnetism and Magnetic Materials (MMM) Virtual Conference. Big Congratulations to all the winners:
C5-03 Sensing Stray Fields From Magnetic Nanocircuits With Nitrogen-Vacancy Defects
Adrian Solyom, McGill University
E5-08 Experimental Correlation…Read More
GMW invites you to view our virtual exhibition in support of Electric Vehicle and Battery Charging technologies. GMW manufactures, distributes and supports current measurement instrumentation for Test & Measurement, Monitoring, and OEM current measurement applications.
GMW customers include automotive manufacturers and…Read More
In many of the approaches used in quantum computing (QC), magnetic field variations are detrimental to the stability of the system.
Ways to manage external field disturbances range from passive shielding to active shielding using a sensor(s) to monitor the field close…Read More
Civilian security requirements have gone up in recent years with increasingly, the need for protection of venues from Federal buildings to sports or music hall.
One of the main requirements here is to prevent excessive queues to enter the venues but still…Read More
The growing demand for increased security in a wide range of context requires more than ever advanced system to detect and identify possible weapons, as well as reducing the processing time.
The same apply to secure facilities/borders where detecting the influx of…Read More
In a number of experiments, the magnetic field in a region of interest must be known accurately and sometimes controlled. Whilst sometimes it is possible to have magnetometers within the volume of interest, it is not always the case.
In these circumstances,…Read More
An international research team led by Igor Barsukov – a physicist at the University of California, Riverside, has identified a microscopic process of electron spin dynamics in nanoparticles that could impact the design of applications in medicine, quantum computation, and spintronics….Read More
Air Force Research Laboratory researchers Drs. Robert Bedford, Luke Bissell, Chandriker Dass and Michael Slocum are finding practical applications for the curious phenomena that occur in quantum materials. Until the late 1990s, the properties or even the existence of such materials seemed little more…Read More
About this time of year, GMW starts to get enquiries from customers about products being delivered and invoiced before the end of the September 30 fiscal year. GMW offers a variety of DC/AC Current Probes and Current Transducers – items in…Read More
GMW Associates and Celadon Systems have partnered to develop an integrated electro-magnet and probe card solution. The 5207 magnet interfaces with the Celadon Non-ferrous VersaCore™. Using this configuration device testing of a single DUT with magnetic fields of up to 1.0…Read More
About this time of year, GMW starts to get inquiries from customers about products being delivered and invoiced before the end of the September 30 fiscal year. Intelligent Fiber-Optic Links from PPM have a lead time of up to 90 days.
About this time of year, GMW starts to get inquiries from customers about products being delivered and invoiced before the end of the September 30 fiscal year. Instrumentation from Bergoz for Non-Destructive Particle Beam Diagnostics has up to a 90 day…Read More
About this time of year, GMW starts to get inquiries from customers about products being delivered and invoiced before the end of the September 30 fiscal year. Items in stock can be ordered directly from our website, while a quote can…Read More
Our partners at Metrolab Technology have been working hard on all-new software for the Metrolab Three-axis Magnetometers. It is now available to all existing users. Download for free here .
EZMag3D’s modern user interface streamlines operations with four different modes: “Meter”, “Spectrum”,…Read More
In place of the cancelled International Power Modulator and High Voltage (IPMHVC) conference, GMW invites you to view our Virtual Exhibition at your convenience. Our experts in RF over Fiber-Optic Links and Voltage Isolated High Current Measurement are available for consultation…Read More
Danisense DC/AC High Precision Current Transducers are based on a flux-gate zero flux detector with closed-loop operation to provide a signal output current accurately defined by the number of turns in the compensation winding. They provide higher accuracy for Power Analyzer…Read More
In place of the cancelled International Magnetics Conference (INTERMAG), GMW invites you to view our Virtual Exhibition at your convenience. Our experts in Electromagnets, Permanent Magnets and Magnetic Field Measurement look forward to speaking with you!
Tom King, PhD, Lead Magnet Scientist….Read More
Bartington’s range of fluxgate sensor is seeing the introduction (re-introduction) of its lowest noise sensor yet at less than 4pT rms/sqrt(Hz) at 1Hz. This is the lowest level of noise available on a commercial fluxgate sensor, and combined with test coil…Read More
The CWT Ultra mini range features the smallest Rogowski coil on the market. Maximum coil cross section of 1.7mm, small enough to fit through the legs of a TO-220 semiconductor device.
Wide bandwidth, 30MHz (-3dB) and excellent high frequency performance over a wide temperature…Read More
PEM LFR Current Probe is ideal for power quality applications. It has a small, predictable phase error, for power measurements at 45/65Hz. Wide bandwidth allows accurate measurement up to and above the 400th harmonic. A dual range, clip-around, battery powered Rogowski probe…Read More
Senis 3MTS Three-Axis Digital Teslameter s an easy-to-use handheld Teslameter/Gaussmeter which measures all 3 magnetic field components simultaneously within a very small volume. It comes in two versions: mounted in a thin but robust carbon-fiber holder attached to the…Read More
GMW Clip-on & Clamp-on Current Probes enable electrically isolated monitoring of high electric currents without disconnection of the primary current conductor. Current Range from 250A to 16kA and apertures from 27mm to 160mm.
In stock and available…Read More
In place of the cancelled DoD Electromagnetic Environmental Effects (E3) Program Review, GMW invites you to view our Virtual Exhibition at your convenience. Please review our industry leading products below!
For technical details or to review your proposed application, please submit…Read More
Its 3-axis capability, compact form, small active volume and simple programmability make the THM1176 the ideal magnetometer for field mapping. It is particularly useful in determining the 5 Gauss line during MRI installation and in systematically mapping an entire volume with…Read More
AKM PCB Mounting Current Sensors with Voltage Isolation for Power Conversion, Variable Speed Motor Drives and Overcurrent Protection
AKM offer a very wide range of PCB Mounting Current Sensors with Analog Signal Output offering voltage and ground-loop isolation for Overcurrent Protection, DC-AC and AC-DC Power Conversion and Variable Speed Motor Drive applications.
A Summary Comparison of AKM CurrentierTM Current Sensors…Read More
GMW will be attending the American Physical Society March Meeting conference from March 2nd to 6th in Denver, Colorado. GMW will be at booth 906 at the conference Exhibition Hall which will be open Monday through Wednesday, please refer to
Bartington is in the process of releasing a new three-axis cryogenic compatible sensor which has been tested in collaboration with CERN, the University of Uppsala and IPN Orsay during the development phase. The new Cryomag offers noise performance <20pTrms @1Hz, has…Read More
GMW’s own Ian Walker, Co-Founder and Senior Applications Engineer, will be giving a presentation on “In-Line Production Test Equipment for Crack Detection in Permanent Magnets and Magnet Blanks” during the Magnetics/Motor & Drive Systems Conference in Orlando,…Read More
The International Beam Instrumentation Conference (IBIC) returns September 8-12 and is being hosted by ESS and MAX IV in Malmö, Sweden.
Bergoz Instrumentation will have a stand at the industrial exhibition, and a full team to discuss technical requirements with respect…Read More
GMW is offering new Transducers for Measurements on Wireless Charging Systems for Electric vehicles [pdf].
For high position resolution magnetic field mapping between Send and Receive Coils the Senis 3DACMT-1 AC Magnetic Field Transducer has a small Sensing Head of…Read More
GMW are participating as sponsor of the 5th Annual Front Range Advanced Magnetic Symposium, hosted by The University of Colorado in Boulder. The symposium is a one day event on Thursday August 15th.
GMW will have a table with displays covering…Read More
AKM has extended their range of PCB Mounting, Analog Signal Output, Open-Loop, Current Sensors that provide current measurement with galvanic isolation to 3kV for power converters, motor control and overcurrent protection.
Unlike most PCB mounting Current Sensors, the AKM Current Sensors utilize…
GMW will be exhibiting at the DoD Electromagnetic Environmental Effects (E3) Program Review in Charleston, SC the week of April 1. The exhibition is open from 7-3 on Tuesday and Wednesday. We will be showing:
- From Pulsed Power & Measurement (PPM),…
GMW offers a range of Current Transducers and Probes that are appropriate for development and test of high current Battery Chargers.
The PEM Clip-Around Rogowski Coil AC Current Probes with several different Coil cross-sections and lengths and matched Analog Integrator…Read More
GMW will be exhibiting at the IEEE International Electron Devices Meeting (IEDM) at the Hilton San Francisco, Union Square. The meeting runs December 1 to 5, with the Exhibition open on Monday 12pm to 4pm, Tuesday 8am to 4pm and…Read More
GMW offer a unique range of Magnetic Field Measurement Probes with USB digital output for direct connection to the USB port of PDA, Tablet or Laptop devices for the measurement or mapping of the Bx, By, Bz components and calculation of…Read More
GMW is Exhibiting at International Particle Accelerator Conference (IPAC), Vancouver, April 29th – May 2nd
GMW will be exhibiting at IPAC18 in Vancouver, Canada. The conference opens with a reception Sunday Evening April 29th in the Exhibit Hall. The exhibition remains open all day Monday through Wednesday. GMW is in booth 703. Metrolab Technology will have…Read More
GMW is exhibiting at Magnetics and Motor & Drive Systems Conferences, Orlando, FL, Feb 8-9, 2018; Booth 207
GMW is exhibiting at Magnetics and Motor & Drive Systems Confeerences in Orlando, FL. The latest economic developments and technical advancements in magnetics markets and technologies, along with the latest technical advancements impacting the design and integration of motor, drive systems…Read More
GMW is continuing to update its electromagnet product offering and is pleased to announce the new 5405. This magnet is a direct fit, form and function upgrade for the earlier 5403 system with identical poles, mounting holes and weight. The 5405…Read More
High-Temperature Fluxgate Magnetic Field Sensors and Metrology-grade Helmholtz Coils from Bartington Instruments
GMW Associates and Bartington Instruments would like to update you on the latest product development in area of magnetic field generation, measurement and control for fields to 20G and frequencies from DC to 12kHz.
For more information please click Read More
GMW will again be exhibiting at the upcoming International Beam Instrumentation Conference (IBIC), hosted by FRIB and held in Grand Rapids, MI at the Amway Grand Hotel and Conference Center. The Conference opens with a Sunday evening reception, with exhibition stands…Read More
GMW is pleased to announce the PT-2026 NMR Teslameter (Gaussmeters) from Metrolab Technology, the successor to the industry standard PT-2025. Probes are presently available for fields from 0.19T to 22.8T. Details can be seen at: http://www.gmw.com/magnetic_measurements/MetroLab/PT-2026.html
The PT-2026 allows for measurements…Read More
GMW magnets are designed for DC operation and AC operation up to a few Hz and have been operated up to tens of Hz. GMW is now offering the higher frequency 3470HFAC system which operates up to 30 kHz. This new…Read More
GMW is introducing some new electromagnets for research and development applications. From HTS-110, we are now offering a 2T Vertical Projected Field Electromagnet, made from High Tc superconducting wire. This adds to the existing line of the GMW Projected Field Copper…Read More
The Applied Power Electronics Conference, APEC, is in Fort Worth, Texas, March 16-20, 2014. For details please see:
Note that Exhibit Only Registration is available at No Charge. Please see:
GMW is at Booth 606 and will present Instruments…Read More
High resolution, fast digital integrator (FDI) for measuring magnetic flux. Published in Magnetics Technology International. Author: Phillip Keller, Metrolab Technology SA
Prior Metrolab Articles…Read More
GMW Associates is proud to announce achievement of ISO 9001:2008 Certification. Certification was conducted by Perry Johnson Registrars, whose accreditations include UNAB (ANSI-ASQ National Accreditation Board) and UKAS (United Kingdom Accreditation Service).
ISO 9001:2008 Certification is an internationally…Read More
Asahi have a new summary of their magnetic sensor product range covering Hall elements, Hall Switch IC, Hall Linear IC, Hall Two Axis IC, Hall Arrays and Semiconductor Magneto Resistive Sensors. Applications include non-contact sensing of proximity, linear position, angle position,…Read More
Danfysik has been awarded the turnkey contract for the Injector System of the Australian Synchrotron Radiation Facility at Monash University. Included are: the 100MeV Linac, Transfer Line to the Booster, 3GeV Booster Synchrotron, Transfer Line to the…Read More
Bergoz Instrumentation announced today the award by CERN for 300 units of their sensitive Fast Current Transformer (FCT). These high performance FCTs are to be installed in critical locations on the Large Hadron Collider (LHC) accelerator as beam diagnostic monitors.
The specifications… Read More
On January 25, 2001 Mr. Michael Russell (left), Finance Director of Oxford Instruments Superconductivity Ltd. and Dr. Bjarne Roger Nielsen, Managing Director of Danfysik A/S signed the final documents for the purchase by Danfysik of the Synchrotron Beamlines Group from Oxford…Read More