Electronics (Mike Jaroch)
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HORIZONTALLY POLARIZEDWaves radiated with their E field component parallel to the earth's surface [10]. | ||
HORNA funnel-shaped section of waveguide used as a termination device and as a radiating antenna [11]. | ||
HORN ANTENNASee HORN RADIATOR [18]. | ||
HORN RADIATORA tapered, tubular or rectangular microwave antenna that is widest at the open end [18]. | ||
HORSEPOWERThe English unit of power equal to work done at the rate of 550 foot-pounds per second; equal to 746 watts of electrical power [1]. | ||
HORSESHOE MAGNETA permanent magnet or electromagnet bent into the shape of a horseshoe or having a U-shape to bring the two poles near each other [1]. | ||
HOT CARRIERA carrier, which may be either a hole or an electron, that has relatively high energy with respect to the carriers normally found in majority-carrier devices [11]. | ||
HOT-CARRIER DIODEA semiconductor diode in which hot carriers are emitted from a semiconductor layer into the metal base. Also called HOT-ELECTRON DIODE. An example is the Schottky barrier diode [11]. | ||
HOT-WIRE METER MOVEMENTA meter movement that uses the expansion of a heated wire to move the pointer of a meter; measures dc or ac [3]. | ||