Can The Best 100w End Fed Half Wave Get Any Better?

Link to the spreadsheet of results https://docs.google.com/spreadsheets/... Comparing an Autotransformer winding against a standard winding on a Fair-Rite 2643251002 43 material ferrite core. Digikey & Mouser are easiest supplier to source from. Don't forget that 100pf capacitor (a good one).

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End Fed Half Wave Effieciency - Resistor vs Back to Back Methods
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End Fed Half Wave Effieciency - Resistor vs Back to Back Methods

How much power can your FT140-43 & FT240-43 End Fed Half Wave transformer handle?
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How much power can your FT140-43 & FT240-43 End Fed Half Wave transformer handle?

Make Adjustable Voltage Regulator Circuit Using TIP35C Transistor | Transistor Voltage Control
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Make Adjustable Voltage Regulator Circuit Using TIP35C Transistor | Transistor Voltage Control

How to wind an End Fed Half Wave Autotransformer
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How to wind an End Fed Half Wave Autotransformer

How efficient is the best 100w End Fed Half Wave Core when stacked for QRO? #hamradio #antenna
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How efficient is the best 100w End Fed Half Wave Core when stacked for QRO? #hamradio #antenna

EFHW Antenna | Part Two: Which Configuration Works Best?
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EFHW Antenna | Part Two: Which Configuration Works Best?

Will this EFHW for 40, 20, 15 and 10M work without a tuner?
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Will this EFHW for 40, 20, 15 and 10M work without a tuner?

The Scariest Chart in Electrical Engineering
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The Scariest Chart in Electrical Engineering

Building a better End Fed Half Wave Antenna for Ham Radio?
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Building a better End Fed Half Wave Antenna for Ham Radio?

Best 49 to 1 UnUn for EFHW End Fed Half Wave HF antennas
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Best 49 to 1 UnUn for EFHW End Fed Half Wave HF antennas

End Fed Half Wave Transformers.......Are they as good as we think? #hamradio #hamr
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End Fed Half Wave Transformers.......Are they as good as we think? #hamradio #hamr

The Legendary Magnetron: How It Really Works
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The Legendary Magnetron: How It Really Works

The Shocking Truth About Counterpoises and End Fed Antennas
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The Shocking Truth About Counterpoises and End Fed Antennas

Best Ferrite Core For a 100w End Fed Half Wave Antenna
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Best Ferrite Core For a 100w End Fed Half Wave Antenna

A $50 REMOTE ANTENNA SWITCH? Yes please!
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A $50 REMOTE ANTENNA SWITCH? Yes please!

Explaining End Fed Half Wave Antennas & Experimentation
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Explaining End Fed Half Wave Antennas & Experimentation

Antenna building #2 - EFHW Antenna - figuring out the right core size
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Antenna building #2 - EFHW Antenna - figuring out the right core size

Off centre fed vertical does 6 bands
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Off centre fed vertical does 6 bands

End-Fed Half-wave Antennas ~ 10/13/2024
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End-Fed Half-wave Antennas ~ 10/13/2024

Build Your Own End-Fed Half-Wave Antenna [A Complete Guide to EFHW]
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Build Your Own End-Fed Half-Wave Antenna [A Complete Guide to EFHW]