Lotus and Harmon partner up to add sound to hybrids
Tony Karrer Delicious EVdriven
APRIL 19, 2009
In the case of RNC, the system reduces broadband noise levels at frequencies below 250Hz whereas EOC tackles harmonic frequencies generated by ignition events in the engine. Even if I couldnt see, Id be able to hear the sound of the tires well before that car got to me. I have stated the same before.
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