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HF |
Hands Free |
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HF |
High Frequency |
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HFN |
High Frequency Noise |
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HG |
High Gain |
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HMS |
High-Mast System |
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HNY |
Honey |
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HO |
Harmonic Oscillator |
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HPD |
Half Power Diameter |
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HQRP |
Houston QRP Club |
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HR |
Hikari Radio |
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HRAN |
Hispanic Radio Amateur Network |
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HS |
Highly Sensitive |
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HUA |
Heard, Understood, and Acknowledged |
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ICB |
Intercontinental Correspondence Band |
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IF |
Intermediate Frequency |
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IG |
Isolated Ground |
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IM |
Intermediate Modulation |
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IM |
Individually Modulated |
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IMBE |
Improved Multi-Band Excitation |
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IMI |
Interrogation, or question |
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INRI |
I'm Not Returning Immediately |
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IPA |
International Phonetic Alphabet |
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IRC |
Internet Relay Chat |
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ISB |
Intermediate Side Band |
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ITA |
International Telegraph Alphabet |
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