An alarming phrase has gone through the social networks again: wearing wireless headphones would be similar to placing a microwave oven next to the head. The comparison seems intuitive because both devices use radio frequency, but the frequency alone does not determine the effect that a signal can produce on the body. Bluetooth usually operates around 2.4 GHz, an area of the spectrum close to that used by many microwave ovens. That data describe…
An alarming phrase has gone through the social networks again: wearing wireless headphones would be similar to placing a microwave oven next to the head. The comparison seems intuitive because both devices use radio frequency, but the frequency alone does not determine the effect that a signal can produce on the body. Bluetooth usually operates around 2.4 GHz, an area of the spectrum close to that used by many microwave ovens. That data describe…