Letter Re: Bosun’s Whistle for Communications
While portable radios are great for communications, I’ve had times in noisy environments where I couldn’t understand the message. Other weaknesses include the fact that they require batteries, their size, that as electronics they are susceptible to EMP, falls, and weather. Finally, they do not allow for directional finding of the other party. As such, I suggest also equipping every member of your team with a small Bosun’s whistle. These small multi-note whistles create a high pitch which can be heard above the din of a crowd. Being multi-note in capability, information can be sent (e.g. high-low for where are …