INNOVATION IN MAGNETIC FIELD MEASURING INSTRUMENTS HELMHOLTZ COILS Diameters from 350mm to 2m. Available with Power Amplifier, Control Unit and Active Cancellation system to generate precise and stable magnetic fields. Used for calibration of magnetic field sensors and compasses in a wide range of industries from Oil&Gas to Aerospace. US distributor: www.gmw.com FLUXGATE MAGNETOMETERS Versatile range of high precision Single and Threeaxis Sensors for measurements from pT to mT. Versions offered include ultra-low noise, low cost, cryogenic and vacuum compatible. Power supplies and data acquisition units are available. www.bartington.comhttp://www.bartington.com http://www.gmw.com