One Advantage of Using a JFET Rf Amplifier Over a BJT

question 6

Multiple Choice

One advantage of using a JFET rf amplifier over a BJT amplifier is

• A) high input impedance.
• B) The JFET requires no signal input current.
• C) The JFET is less susceptible to noise.
• D) All of the above.

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Definitions:

Standard Deviation

A measure of the amount of variation or dispersion of a set of values.

T Critical Value

The value from the t-distribution that is associated with a specified level of significance for a two-tailed test.

Confidence Levels

Confidence levels are the degree of certainty or probability—expressed as a percentage—that a confidence interval contains the true parameter value.

Alternative Hypothesis

The hypothesis in a statistical test that proposes a specific difference or effect, in contrast to the null hypothesis which suggests no effect.