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\nWINLINK Exercise for week starting 10 November 2025. Please reply using a WINLINK Check-in message to K7ACT.
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\nWhich of the following can be determined with a directional wattmeter?
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\nA. Standing wave ratio.
\nB. Antenna front-to-back ratio
\nC. RF interference
\nD. Radio wave propagation
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