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Charles Hubert Coleman Jr. (October 28, 1926 – July 13, 2005) was an American electronic engineer and a pioneer in the field of color video tape recording and later in high data-rate digital tape recording. He was also an amateur explorer and avid pilot.
Floating-card compass with prismatic sight (bearing 220° through eyepiece). The marine hand compass, or hand bearing compass|hand-bearing compass as it is termed in nautical use, has been used by small-boat or inshore sailors since at least the 1920s to keep a running course or to record precise bearings to landmarks on shore in order to determine position via the resection technique.
The M-1950 U.S. military lensatic field compass with self-luminous lighting (designated the Model 3H by Cammenga) is fitted with self-luminous tritium vial lighting. Under U.S. military specification (MIL-SPEC) performance criteria, ten pre-production samples of the M-1950 are required to meet a battery of performance, durability, and accuracy ...
With the advent of GPS, navigating by compass has become something of a lost art. Skip to main content. Subscriptions; Animals. Business. Fitness. Food. Games. Health ...
Coleman was a design engineer for 6 years at McDonnell Aircraft Corporation in St. Louis, Missouri.He was involved in military jet projects including serving as the Senior Design Engineer on the High Alpha Research Vehicle, a modified F/A-18 Hornet, utilized by NASA to investigate controlled flight at high angles of attack by way of thrust vectoring.
The azimuth compass still had great value in letting the master of a ship determine how far the magnetic compass varied from true north, so he could set a more accurate course while following a line of constant latitude or using dead reckoning to navigate. In 1795 a British First Rate ship would have up to eight compasses, of which one was an ...
A lubber line, also known as a lubber's line, [1] [2] is a fixed line on a compass binnacle or radar plan position indicator display pointing towards the front of the ship or aircraft [3] and corresponding to the craft's centerline (being the customary direction of movement).
The sailing ship Dunedin, the world’s first major refrigerated ship, using the Bell-Coleman process Bell-Coleman refrigerator compressor. Joseph James Coleman FRSE (often referred to simply as J. J. Coleman) (1838–1888) is credited with invention of a mechanical dry-air refrigeration process first used in the sailing ship ‘’Dunedin’’ and sometimes referred to (as a ship type) as ...
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