Oliver Leisten

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Dielectrically-loaded quadrifillar-helix (D-LQH) antennas are used in applications such as global positioning systems and satellite radio where high gain is required for direct communication with satellites. The current generation of D-LQH antenna are made from hollow cylinders of medium permittivity (15Ç,ßå¿rÇß80), high quality factor (Qf), temperature(More)
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