Penjelasan detail multi loading coil
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Membuat loading coil sendiri mudah...
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Antenna vertical 40m band center loading, 7m length
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Portable with the Slidewinder DX Multiband HF Antenna
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Induction Coils for Ham Radio Antennas - TheSmokinApe
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Experimental 40m Coil for MFJ1979
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Antenna Bazoka Dualband VHF/UHF
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Antena MicroVert 40M - hecha en casa
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