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Andrew

Melbourne VIC, Australia

VK3EGR

I haven't been a radio amateur for over 45 years.

May the Force be with me.

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Top Questions

Why do amateur radio operators call an RF choke a balun?

antenna-theory balun choke-balun asked Dec 5 '19 at 21:40

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How can I get rid of RFI coming from my house solar panel inverter?

rfi asked Dec 23 '18 at 22:32

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How can the voltage at the center of a resonant half wave dipole be zero if the input impedance is 75 ohms?

antenna-theory impedance dipole math asked Oct 26 '18 at 2:52

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For a resonant 1/2 wave dipole, does the reflections being in phase with the applied signal cause the zero reactance seen in the feedpoint impedance?

antenna-theory asked Dec 18 '19 at 3:39

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Identification of valve

electronics repair vacuum-tubes asked Feb 24 '20 at 1:00

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How can the impedance of a half wave dipole at its resonant frequency be purely resistive when the voltage and current are seemingly not in phase?

antenna-theory dipole impedance asked Oct 26 '18 at 2:11

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Does a loop antenna have less susceptibility to atmospheric noise than an open ended antenna?

antenna-theory dipole noise small-loop asked Apr 10 '19 at 2:36

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Top Answers

What is the appropriate length of an antenna for a handheld on 2 meters?

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