Pulse Sod News Today

The tides, the current, and so on. so you have to try to plan as much as you can but then tailor it when you see what the actual conditions are. and thats important. another point is about the power of the pingers. the power of the pingers is approximately, i believe, a tenth of a watt and its pulse sod that the battery life is extended and were only really a miles from it and were receiving echos from different parts because of the thermal layers. >> can you tell a sorry about how sound travels...