read/write head

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Noun1.read/write head - (computer science) a tiny electromagnetic coil and metal pole used to write and read magnetic patterns on a disk
coil - reactor consisting of a spiral of insulated wire that introduces inductance into a circuit
computer science, computing - the branch of engineering science that studies (with the aid of computers) computable processes and structures
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References in periodicals archive ?
At launchpad 39A of NASA's Kennedy Space Centre, SpaceX has installed a Crew Access Arm, which would be used as a "bridge" to let astronauts walk into Crew Dragon 6 the spacecraft designed to fly them into space.
The CDR, supported by Boeing, NASA, and the Air Force, approved the design for the Crew Access Tower, Crew Access Arm as well as the White Room that will allow the flight crews the ability to safely ingress and egress Boeing's CST-100 crew module for launch.
16 October 2013 - UK aerial work platforms provider Tanfield Group plc (LON:TAN) said today that it had completed the sale of its loss-making powered access arm Snorkel to US telescopic material handlers maker Xtreme Manufacturing LLC.
Instruct the patient to hold the access arm down, open and close the fist, allowing the fistula to engorge, then raise the arm straight up with the fist clenched observing the fistula.