This is an adjustable version of my homebrew RF ammeter.
An old 10Ω, 5mA FSD moving-coil meter was used to display RF current.
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An old 10Ω, 5mA FSD moving-coil meter was used to display RF current.
A discarded plastic box was found to fit the bill for the enclosure.
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RF current range is settable from 0.2A to 1A FSD through the 1kΩ screwdriver-slot potentiometer.
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