Antenna building #1 - EFHW Antenna - theory and practice of the broadband transformer
Theory of endfed half wave Antennas (EFHW) Theory of broadband transformers 1in49 / 1in64 Practical winding of broadband transformer Testing the Broadband Transformer Why is there a capacitor needed ? 00:00 Introduction 01:53 Broadband tranformer theory 05:29 EFHW theory vs Dipole 07:37 winding primary of broadband transformer 11:02 winding secondary of broadband transformer 17:00 detailed review 17:35 simulated load 18:57 SWR plot without capacitor 19:42 SWR plot with capacitor 20:39 credits and outro
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Antenna building #2 - EFHW Antenna - figuring out the right core size
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END FED HALF-WAVE ANTENNAS - BEWARE! WHY?
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Homemade radio without electricity. Manufactured by hand and its curious operation
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EFHW ham radio HF antenna transformer tests - build the best yourself - save money build and learn
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Something you should know when making a DIY EFHW!
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Which Antenna is Better? 49:1 EFHW VS 9:1 Random Wire
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Basic Principles of Cheap Wire Antennas for Newbies in Ham Radio
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HAM RADIO: Whats better a 64:1 or 49:1 Build and Test
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Explaining End Fed Half Wave Antennas & Experimentation
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EFHW Transformer - without capacitor: alternative winding pattern
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Clearing Up Some Confusion About End-Fed Wire Antennas.
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Build a Better 49:1 UnUn for the EFHW antenna *RE-TESTED*
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Ham Radio - An end fed half wave antenna with built in counterpoise. (Experimental)
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ARRL End Fed Antenna Build - Ham Radio
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(tr)uSDX #4 - How to use it
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The cheapest antenna upgrade for 6-80 Meters
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It’s a mistake to throw away old electric fan motor! This easy idea you’ll use every day
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Why is it showing a Short Circuit. 49:1 Transformer EFHW
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How bad are FAKE (tr)uSDX really ? Let´s find out.....
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