QRO — What It Means in Ham Radio

QRO — High power. The opposite of QRP.

Increase power, or run a lot of it. Where QRP is 5 watts, QRO usually means an amplifier is involved.

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Related words

• QSL — Acknowledged. Understood.
• QRV — Ready.
• QRQ — Send faster.
• QSB — Fading.
• QRT — Shutting down. Going off the air.
• QSA — Signal strength.
• QRZ — Who is calling me?
• QRM — Interference from other stations.