Tuner — What It Means in Ham Radio

Tuner — Matches your antenna to your radio.

It does not actually tune the antenna — it makes the radio see a load it is happy with, so it can deliver full power without protecting itself.

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Related words

• Yagi — A directional beam antenna.
• Rubber duck — The stock antenna on a handheld.
• Feedline — The cable from radio to antenna.
• Vertical — An antenna that stands straight up.
• PTT — Push To Talk.
• SDR — Software Defined Radio.
• HT — Handy Talkie. A handheld radio.
• Dipole — Two legs of wire.