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Improvements to the Chinese BJ300 linear amplifier

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#050 BJ300 Polarization Part 2. FOR ADVANCED ENTHUSIASTS, significant knowledge is required

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flower pot Construcción un poco mas pro
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[216] BJ300 [do TOCAIO] - mod do pi de entrada + bias

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How to make🌸FLOWER POT 🌼ANTENNA 2m BAND, 144-148 MHz

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Revealing The SPECIAL TECHNIQUE Of A Pakistani Man To EXTRACT GOLD From Used Motherboard Waste

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Calibración duplexor con nano vna

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How a 555 Works as a Timer.

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Xiegu G90 + BJ300

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#A132 Filtro muy sencillo para mejorar la salida de amplificadores lineales o de vuestros equipos

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#A171 Adapta cualquier tipo de antena monobanda

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#131 Balun PART 4: How to build an effective working 9:1 Balun for 800W input power

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Getting to know the BJ300 and modifications

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Antena 5/8 10/11/12 metros (by: Carlos PU2UCH) Caseira CB

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# 062 Montaje Final del amplificador lineal BJ300 con todas las modificaciones hechas

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Amplificador Chino, marca BJ, modelo BJ300

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#007 Mejorando BJ300 (3)

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Why Put A Capacitor Across The Diode? Here's Why!

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KL300 e BJ300 interessante...

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