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The ITER high-frequency (HF) magnetic diagnostic system has to provide essential measurements of MHD instabilities with |deltaBmeas/BPOL|~1e-4 (~1G) for frequencies up to 2MHz to resolve toroidal mode numbers (n) in the range |n|=10 to |n|=50. A review of the measurement requirements for HF MHD instabilities in ITER was initiated during the TW4 work-program and led to significant interest for physics and real-time control issues in measuring modes with |deltaBMEAS| as low as ~10mG at the position of the sensors, with |n|
Olivier Sauter, Federico Alberto Alfredo Felici, Alessandro Pau
Olivier Sauter, Stefano Coda, Alexander Karpushov, Benoît Labit, Antoine Pierre Emmanuel Alexis Merle, Olivier Claude Martin Février, Simon Van Mulders, Filippo Bagnato, Alessandro Pau, Matteo Vallar, Cassandre Ekta Contré, Stefano Marchioni, Oleg Krutkin, Reinart Andreas J. Coosemans