"A"
"B",
"C",
"D",
"E",
"F",
"G",
"H",
"I",
"J",
"K",
"L",
"M",
"N",
"O",
"P",
"Q",
"R",
"S",
"T",
"U",
"V",
"W",
"X",
"Y",
"Z"
The previous section of;
"B" Terms and definitions
BINARY. A number system that uses a base, or radix, of 2. Refer to this page for terms related to Binary Definitions.
BISTABLE. A device that is capable of assuming either one of two stable states.
BISTABLE MULTIVIBRATOR. A multivibrator that has two stable states. It remains in one of the
states until a trigger is applied. It then flips to the other stable state and remains there until another trigger is applied. Also referred to as a FLIP-FLOP.
BIT RATE. In a bit stream, the number of bits occurring per unit time, usually expressed in bits per
second.
BIT SLIP. In digital transmission, the loss of a bit or
bits, caused by variations in the respective clock rates of the transmitting and receiving devices.
BLACK. The reference color of equipment that passes unclassified information. It normally refers to patch panels or sections of a circuit that work only on unclassified information.
BLEEDER CURRENT. The current through a bleeder resistor. In a voltage divider, bleeder current is
usually determined by the 10 percent rule of thumb.
BLEEDER RESISTOR. A resistor used to draw a fixed current.
BLOCK DIAGRAM. A diagram in which the major components of an equipment or a system are
represented by squares, rectangles, or other geometric figures, and the normal order of progression of a
signal or current flow is represented by lines.
BLOCKED-GRID KEYING. A method of keying in which the bias is varied to turn plate current on and
off.
BLOCKING. A condition in an amplifier, caused by overdriving one or more stages, in which the
amplifier is insensitive to small signals immediately after reception of a large signal.
BLOCK TRANSFER. The process, initiated by a single
action, of transferring one or more blocks of data.
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