Inside a resistive antenna bridge (aka stealth tune-up indicator)

2,675 views · Published 17 March 2018 · 5:37 · Indexed 24 October 2026

Channel: Amateur Radio VK3YE · 2018 · Science & Technology

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A look inside a resistive antenna bridge.  This is a simple piece of radio test gear used to indicate when antenna couplers are correctly adjusted.  It does this without causing a signal to be radiated or placing stress on the transmitter's RF output stage while adjustments are being made.

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