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RepeaterBook Wiki - downlink_tone - created #wiki

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downlink_tone - created

By kd6kpc (kd6kpc@...)

Downlink Tone Tones are often attached to a repeater's uplink frequency to control access or limit noise/interference. In the commercial radio applications and invented by Motorola, the term is known as PL, which was short for Motorola Private Line. In the amateur radio community, the non-propriety term of