Acoustic noise reduction in power supply inductors

Audible noise suppressor for planar magnetic devices

Electrical transformer with reduced core noise

Electrical transformer with reduced core noise

Electrical transformer with reduced fan noise

Electromagnetic induction apparatus with a sound suppressing arr

Induction device equipped with vibration suppressor

Inductive component with variable magnetic performance

Iron core for induction apparatuses

Linear coil acoustic noise inhibiting

Low-noise transformer

Magnetically influenced current or voltage regulator and a...

Magnetically influenced current or voltage regulator and a...

Method and apparatus for encoding video material for recording

Noise-reduction device for stationary induction apparatus

Power inductor and transformer with low acoustic noise air gap

Resiliently supported windings in an electrical reactor

Sound damping devices

Static induction apparatus

Static induction apparatus