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Standards and Technical Documents - Hand-held non-electric power tools -- Noise measurement code -- Engineering method (grade 2) -- ISO 15744:2002
Description: This International Standard specifies test methods for the measurement, determination and declaration of the noise emission from hand-held non-electric power tools. It prescribes the loading and working conditions under which can be determined the noise emission, under specified load conditions,
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Description: 5,000'-7,500' NOMINAL DEPTH RANGE, 4 �" D.P. DOUBLES 700 HORSEPOWER MECHANICAL DRIVE: ENGINES WITH TORQUE CONVERTERS ELECTRIC DRIVE: ONE DC TRACTION MOTOR The 750 series drilling rig has proven itself to be a fast moving, reliable rig of simple and rugged construction, it is available in the
Supplier: KSB AG
Description: Design Single-acting hydraulic actuator for mounting on quarter-turn valves (butterfly valves or ball valves). Top flange to ISO 5211. Control pressure up to 120 bar. Can be mounted on various types of valve stem ends (square end, flat end or key). Force transmission via rack-and-pinion, scotch-yoke
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RF coils, helical resonators and voltage magnification by coherent spatial modes
These parameters permit a comprehensive engineering description of helix design as a simple surface-wave transmission line, and they are appropriate for designing and tuning Tesla coil helical resonators on conventional Smith charts.
Repetitive Transcranial Magnetic Stimulation Treatment for Depressive Disorders
Tesla coils or Oudin resonators consisted of primary and secondary large coils used to produce an ionisation of the air between the coils.
Microstrip RF surface coil design for extremely high?field MRI and spectroscopy
Key words: 7 Tesla ; microstrip resonator ; RF coil ; surface coil; high field; MR imaging; brain .
Technological Innovation for Cloud-Based Engineering Systems
Keywords: Single wire power � Single wire signalling � Power through the ground � Ground communications � Tesla coil � Tesla transformer � Quarter wave resonator .
Detection of pancreatic islet allograft impairment in advance of functional failure using magnetic resonance imaging
In all recipients, sequential MRI was performed at 1, 2, 3, 4, 6, 8, 10, and 12 weeks following transplantation, using an experimental 4.7 Tesla spectrometer BioSpec equipped with a resonator coil (Bruker, Rheinstetten, Germany).
Optimizing the Secondary Coil of a Tesla Transformer to Improve Spectral Purity
This phenomenon illustrates a further parallel between Tesla transformer secondary coils responding as a quarter- wave resonator and a cavity filter�s shortened helix, since a Tesla transformer�s secondary coil is brought into resonance by the additional capacitance of some form of electric �
Design improvements in Tesla coil performance
A rigorousdistributed transmission line approach has subsequentlybeen investigated: Corum and Cor� consider the two coil Tesla coil as a link-coupled disbibuted resonator .
Normal prefrontal gamma-aminobutyric acid levels in remitted depressed subjects determined by proton magnetic resonance spectroscopy.
We used a 3 Tesla GE whole body scanner with a homogeneous resonator coil providing a homogenous radiofrequency field and capability of obtaining measurement from the prefrontal cortex.
CR4 - Thread: Is There Any Harm by Using Microwave Oven?
A Tesla coil is basically nothing more than an RF resonator .
Proposed radiofrequency phased?array excitation scheme for homogenous and localized 7?Tesla whole?body imaging based on full?wave numerical simulations
Key words: RF body coils ; 7- Tesla human MRI; TEM resonator ; finite difference time domain; modeling; B1 homogeneity; global and localized excitation .
World Congress on Medical Physics and Biomedical Engineering, September 7 - 12, 2009, Munich, Germany
Abstract� In this work the usage of a composite right/left- handed (CRLH) metamaterial transmission line resonator as a transmit/receive coil for 7 Tesla magnetic resonance imaging (MRI) is investigated.
The Physical Tourist
Dis- persed over several glass cases in the corridors of the above institutes we find, for example, an early collection of Helmholtz resonators and tuning forks, Faraday coils , a Tesla transformer, a Coulomb balance, models of early electric motors (including one of �
The Physical Tourist�Vienna: A Random Walk in Science
Dispersed over several glass cases in the corridors of the above institutes we find, for example, an early collection of Helmholtz resonators and tuning forks, Faraday coils , a Tesla transformer, a Coulomb balance, models of early electric motors (including one of the �
Metabolic and anatomic development of the chick embryo as studied by phosphorus-31 magnetic resonance spectroscopy and proton MRI
Imaging of eggs was performed at 85.6 Mhz (2.0 Tesla ) using a low-pass resonator whole-egg coil tuned to protons (85.6 Mhz).