Ham Radio - 630 meter band RX magloop in a hula hoop
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Ham Radio - My 630 meter magloop. An overview
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Ham Radio - 630 meter magloop observations and first contact
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2 More Ham Radio Bands, 630 meter / 2200 meter Amateur Radio
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El preamplificador de 25 000 libras que salió mal Tom Evans Mastergroove SR mkIII RE-UPLOAD. Repá...
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Build a 160/80 Meter Magnetic Loop Antenna - Part 1
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Noise Reduction Technique - Try This Tonight. | HAM RADIO
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German WW2 100W.S and Torn.E.b on 630 meter ham frequency. 475 kHz
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