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K 1. General symbol for CONSTANT. 2. Symbol for<br />

POTASSIUM. 3. Symbol for KELVIN. 4. Radiotelegraph<br />

symbol for go ahead or over. 5. Symbol for<br />

CATHODE. 6. Symbol for KILOBYTE. 7. Abbreviation<br />

of KILOHM (k is preferred). 8. Abbreviation<br />

of KILO-.<br />

k 1. Abbreviation of KILO-. 2. Symbol for the<br />

BOLTZMANN CONSTANT. 3. General symbol for<br />

a mathematical constant. 4. Symbol for DIELEC-<br />

TRIC CONSTANT. 5. Abbreviation for KILOHM.<br />

kA Abbreviation of KILOAMPERE.<br />

Karnaugh map A logic chart showing switchingfunction<br />

relationships and used in computer<br />

logic analysis to determine quickly the simplest<br />

form of logic circuit for a given function. The Karnaugh<br />

map is sometimes regarded as a tabular<br />

form of the Venn diagram.<br />

Kansas City standard A frequency-shift modulation<br />

standard for a computer/tape-recorder interface.<br />

Also called byte standard.<br />

KB 1. Abbreviation of KEYBOARD. 2. Abbreviation<br />

of KILOBYTE.<br />

K band The 18- to 27-GHz band of frequencies,<br />

pertaining to their use in radar applications.<br />

kcal Abbreviation of KILOCALORIE.<br />

K carrier system A four-wire carrier-current telephone<br />

system using frequencies up to 60 kHz<br />

and providing 12 channels.<br />

kCi Abbreviation of KILOCURIE.<br />

kcs Abbreviation of kilocharacter per second (1000<br />

characters per second).<br />

K display See K SCAN.<br />

KDP Abbreviation of POTASSIUM DIHYDROGEN<br />

PHOSPHATE, a ferrolelectric material.<br />

keeper A small iron bar placed across the poles of<br />

a permanent magnet to forestall demagnetization.<br />

K electron In certain atoms, one of the electrons<br />

whose orbit is nearest the nucleus.<br />

Kel-f Abbreviation of polymonochlorotrifluorethylene,<br />

a high-temperature insulating material.<br />

Kellie bond 1. The junction of two mated electrically<br />

conductive surfaces that are held together<br />

by an adhesive that exhibits negligible resistance<br />

thermally and electrically when set. 2. To make a<br />

thermally conductive joint, as from a heatsink to<br />

a chassis or component.<br />

kelvin (Lord Kelvin, 1824–1907) Symbol, K. The SI<br />

unit of thermodynamic temperature; 1 K =<br />

1/273.16, the thermodynamic temperature of the<br />

triple point of water.<br />

Kelvin absolute electrometer An electrostatic<br />

voltmeter consisting of a movable metal plate (or<br />

plates) and a stationary metal plate (or plates)<br />

ac or dc<br />

input<br />

Spiral<br />

springs<br />

Stationary<br />

plates<br />

Movable<br />

plate<br />

Kelvin absolute electrometer<br />

Pointer<br />

Copyright 2001 The McGraw-Hill Companies, Inc. Click Here for Terms of Use

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