A communication system performs burst noise cancellation. The power detection system includes a detector having an output and a return which are coupled together by the device when the device requires power. Rectennas within the device to be charged receive and rectify the microwave energy and use it for battery charging andor for primary power. Upon exiting the barrel and until the projectile reaches its effective range, reactionary air forces caused by the projectile traveling through the air result in the elastic vanes orienting themselves in a tight formation behind the rear region of the projectile.