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. 2022 Mar 29;14(3):e23626. doi: 10.7759/cureus.23626

Figure 7. Results of right hand tapping at 2 Hz with influence of a 6V circuit and a slow LED.

Figure 7

Fourier transformed data evaluating effects of an external electromagnetic field with a slow-phased LED with a 6V circuit measured during right hand tapping

Abbreviations: V, voltage; Hz, Hertz; V/rtHz, voltage divided by square root of Hertz; LED, light-emitting diode