13.
Which is not a precise method for measurement of high frequencies?
a.
Multiple-Period Averaging
b.
Prescaling
c.
Heterodyne
d.
Transfer Oscillator
14.
In which type measurement is a level meter used
to differentiate
between harmonics and the reference frequency?
a.
Prescaling
b.
Heterodyne
c.
Transfer Oscillator
d.
Automatic
15.
In which type measurement is the fundamental frequency adjusted to the
signal?
a.
Prescaling
b.
Heterodyne
c.
Transfer Oscillator
d.
Automatic
17
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