The Samsung HW-Q990H is the flagship soundbar in the company's 2026 lineup, succeeding last year's HW-Q990F. The HW-Q99H comprises a 7.0.2-channel main bar, 4.0.2-channel rear speakers, and an ...
Abstract: Nowadays, DC (direct current) motors are widely used in industry. Air conditioners, computer drives, electric toothbrushes, portable vacuum cleaners, drilling machines, trimmers, food mixers ...
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