compass card


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compass card

[′käm·pəs ‚kärd]
(design engineering)
The part of a compass on which the direction graduations are placed, it is usually in the form of a thin disk or annulus graduated in degrees, clockwise from 0° at the reference direction to 360°, and sometimes also in compass points.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

compass card

compass card
A drumlike scale, marked in degrees from 001° to 360°, fastened around the float in an aircraft magnetic compass.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved
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The relative relationship of the OBS setting to the compass card remains fixed and manually set, but now the entire compass card rotates as a heading indicator.
Reverse sensing--HSI
Construction includes a high-impact composite outer case, 25X optical glass magnifying crystal, and a Mylar compass card seated on a tiny sapphire bearing that will never wear out Waterproof, weatherproof and highly shock resistant, the unit is specified to work from n40-degrees F.
Field Gear
Since the entire VOR/LOC/GPS display rotates with the compass card, the angular relationship between the deviation bar and the symbolic aircraft fixed in the center of the instrument provides a pictorial display of the aircraft's position with respect to the selected course.
Finally, the HSI compass card can be slaved to a magnetic sensor or non-slaved like your basic heading indicator.
HSI tech: slaved or non-slaved, electronic or mechanical, a thorough understanding of your HSI system is critical for proper use and early recognition of failure
The HSI has a short pointer that you set to the desired course on the compass card around the outside.
HSI localizer magic: the HSI is a great instrument, but even seasoned pros can get confused about what to set for a course and which way to correct on a localizer
It's more difficult using the deck or glareshield mount and if they don't get it right, it's easy for the compass card to hang up or stick.
Compass replacement: two viable options: precision's proven PAI-700 offers an easy-to-steer presentation. The drawback is the finicky installation where a mistake can render it useless
Cobalt's +LM loudness meter software, compliant with ITU BS.1770, ATSC A/85, and EBU R128 standards, operates directly with the Company's Fusion3G and most 9000 series COMPASS cards to provide a solution for ingest or on-air loudness metering and assessment.
Virtual control from Cobalt
It also includes a pouch pagefinder with weekly compass cards and a Covey Reference Library CD-Rom for Palm handheld planners.
A UNIQUITY UTAH CHRISTMAS: EXECUTIVE GIFT GUIDE 2000

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