helical antenna

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helical antenna

[′hel·ə·kəl an′ten·ə]
(electromagnetism)
An antenna having the form of a helix. Also known as helix antenna.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

helical antenna

helical antenna
Pole-mounted helical beam antenna of 8 turns with pitch angle of 12.5°.
An antenna used where circular polarization is required. The driven element consists of a helix supported above a ground plane.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved