range marker


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range marker

[′rānj ‚mär·kər]
(engineering)
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

range marker

range marker
Range markers in a head-down display.
range marker
i. A single calibration blip fed onto the time base of a radial display. The rotation of the time base shows the single blips as a circle on the plan position indicator scope. The range marker can be used to measure range. See plan position indicator.
ii. Concentric circles, parallel lines, or other fixed graticules on a display in a HUD (head-up display), a HDD (head-down display), gun sights, or other displays that indicate range.
iii. A visual discontinuity in the time base on a display of a radar display by which the range can be measured.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved
References in periodicals archive ?
This one is sort of "standard," but in addition to the central cross hairs, there are four additional "range marker bars." You can manipulate your sight-in so that virtually any reasonably flat-shooting rifle can be used out to at least 500 yards, using dead-on holds with one of the bars.
"No matter what kind of conditions you have coming in, keep the range markers lined up, and you'll be coming in down the middle of the channel.
Each set contains four, six-inch diameter range markers with high-performance, reflective vinyl faces.
DUBLINER Padraig Harrington was pleasing his fans yesterday with trick shot golf, hitting the range markers with unerring accuracy.
IRISHMAN Padraig Harrington was pleasing his fans yesterday with trick shot golf, hitting the range markers with unerring accuracy.
Next time you're fishing those channel and range markers, drift a piece of natural bait a few feet downcurrent and you might find a pack of trout ready to chew.
Blue runners often congregate along South Florida beaches during the winter, but they also frequent buoys, range markers and patch reefs out to 60 feet of water.
When the water heats up on the flats, the fish tend to gather on offshore structure, such as range markers and channel buoys.
Spanish mackerel also appear consistently in Mud Cove along Alligator Peninsula, around the outer range markers at the end of St.