Pi Pinger Rays News Today

To 30 days. so probably at 35 to 40 is where they will start to degrade to the point that the pulse or the ping wont be audible by the pi pinger rays. >> so whats the next step in trying to find the plane? >> well, theyve got to narrow it down using all the hits that they have, and then visual confirmation. so once theyre confident theyre not going to receive anymore pings and believe the batteries are depleted, go down there and visually inspect the best area where they got the highest signal o...