MICROPHONE Russian patent published in 2014 - IPC H04R1/00 H04R1/08 H04R23/00 

FIELD: physics.

SUBSTANCE: microphone comprises a hollow housing, a protective screen, a sound pickup, a diaphragm, a moving coil, a magnetic element, a sound pickup switch and an output connector. Around the head part of the housing on the side of the protective screen there is a light-reflecting channel with V-shaped recesses, in each of which there is at least one LED which is capable of emitting white or coloured light. The LEDs are connected to a unit for converting voice audio frequencies to optical radiation and a direct current source. A white or coloured light filter can further be placed on the outer side of the light-reflecting channel.

EFFECT: generating differently coloured light flux depending on voice audio frequencies.

8 cl, 4 dwg