Match each item with a statement below.
A. a graphic that shows how a signal radiates out of an antenna
B. an antenna with an amplifier built-in
C. a relative way to indicate an absolute power level in the linear watt scale
D. an antenna that has a fixed amount of gain over that of an isotropic radiator
E. the signal loss that occurs as a result of the tendency of RF waves to spread
F. a metal disc or two straight wires assembled at 90 degrees
G. a theoretically perfect sphere that radiates power equally in all directions
H. can only radiate a signal with the same amount of energy that appears at the antenna connector
I. a semidirectional antenna that emits a wide horizontal beam and wider vertical beam
J. an antenna that uses a signal processor and an array of narrow beam elements to track the user
A. antenna pattern
B. active antenna
C. dBm
D. dipole
E. free space loss
F. ground-plane
G. isotropic radiator
H. passive antenna
I. patch antenna
J. smart antenna
You might also like to view...
How are pneumatic actuators operated?
A. By hand wheels B. By levers C. By an air signal D. By an electrical motor
Technician A says that proper starter operation depends on the battery being at a 95% charge and battery cables being of the correct size (gauge) and having no more than 0.8-volt drop. Technician B says that voltage-drop testing includes cranking the engine, measuring the drop in voltage from the battery to the starter, and measuring the drop in voltage from the negative terminal of the battery
to the engine block. Who is right? A) Technician A only B) Technician B only C) Both technicians D) Neither technician
There are a number of uses and advantages for freehand sketching. List six of these uses and advantages as discussed in the text.
What will be an ideal response?
A(n) ____________________ point is a point whose location you feel certain you can identify on each of the orthogonal views.
Fill in the blank(s) with the appropriate word(s).