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Meaning of joule thief | Babel Free

Noun CEFR B2

Definitions

A small, low-cost self-oscillating voltage booster, typically used for driving small loads.

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
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See also

Joule-Kelvin effect joule-second Joule-Thomson effect Joule-Thomson expansion Joule's cycle Joule's law

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