For example, if the two tones are 1500 Hz and 2000 Hz, the difference tone will be 500 Hz, if the two original tones have sufficient intensity - over about 50 dB. A police whistle, for instance, blown ...

Relatively high intensity levels are required for combination tones to be heard, and strong differences exist between individuals as to how many are heard. Sound Example: Two sine waves, one fixed at ...

The new range includes models such as the Odyssey OLED G6, which boasts a 500 Hz refresh rate, and the Odyssey 3D, designed to deliver three-dimensional visuals without the need for specialized ...