May 8, 2014

FCC Technician Exam Question Of The Day (T9B09)

Q) What might cause erratic changes in SWR readings?


A) A loose connection in an antenna or a feedline



NJ2X Notes:
Loose connections can cause erratic changes in SWR.  Check your connections and secure cables mechanically.


Loose internal connection in an antenna was the root cause of SWR readings


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