E9G: The Smith chart
Which of the following can be calculated using a Smith chart?
Impedance along transmission lines
Antenna radiation pattern
What type of coordinate system is used in a Smith chart?
Resistance circles and reactance arcs
Voltage circles and current arcs
Voltage lines and current chords
Resistance lines and reactance chords
Which of the following is often determined using a Smith chart?
Impedance and SWR values in transmission lines
Beam headings and radiation patterns
Satellite azimuth and elevation bearings
What are the two families of circles and arcs that make up a Smith chart?
Resistance and reactance
Resistance and voltage
Reactance and voltage
Voltage and impedance
What type of chart is shown in Figure E9-3?
Free-space radiation directivity chart
Elevation angle radiation pattern chart
Azimuth angle radiation pattern chart
On the Smith chart shown in Figure E9-3, what is the name for the large outer circle on which the reactance arcs terminate?
On the Smith chart shown in Figure E9-3, what is the only straight line shown?
The resistance axis
The reactance axis
The current axis
The voltage axis
What is the process of normalization with regard to a Smith chart?
Reassigning impedance values with regard to the prime center
Reassigning resistance values with regard to the reactance axis
Reassigning reactance values with regard to the resistance axis
Reassigning prime center with regard to the reactance axis
What third family of circles is often added to a Smith chart during the process of solving problems?
Standing-wave ratio circles
What do the arcs on a Smith chart represent?
Points with constant reactance
Points with constant resistance
How are the wavelength scales on a Smith chart calibrated?
In fractions of transmission line electrical wavelength
In fractions of transmission line electrical frequency
In fractions of antenna electrical wavelength
In fractions of antenna electrical frequency
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