Ask Dave – Episode 4 – Zero-Beating CW Signals

Here’s the fourth installment of Ask Dave, which focuses on a CW conundrum: how to tune a CW signal with your HF receiver so that the other station can hear you easily. The process is called zero-beating, meaning making the signals match in tone. Your HF radio has a button or control called “spot” that enables this, giving rise to the jargon “spotting his signal.”

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