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Induction coil with copper wire winding soldered on printed circuit board. Toroidal inductor with magnetic ferrite core. Electronic components on switch-mode power supply unit detail. Selective focus.
Multiplied printed circuit boards PCB isolated on the white background. PCB assembly.
Voltmeter/Ampermeter
Man sitting in a wheelchair on the beach
Experienced audiologist doing consultation for senior man patient with hear problems at audiology center. Hearing doctor's consultation

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