Many modern hearing aids already have ways to do what he's looking for.
Bluetooth receivers for television or phones, for example. In other cases, I've seen lapel microphones meant to be worn by the person speaking.
If analog wants to build their own for the sake of the experience, or for cost, then I'm certainly not going to discourage them. But if all they want is the solution to that particular problem, it already exists and is being sold.
Bluetooth receivers for television or phones, for example. In other cases, I've seen lapel microphones meant to be worn by the person speaking.
If analog wants to build their own for the sake of the experience, or for cost, then I'm certainly not going to discourage them. But if all they want is the solution to that particular problem, it already exists and is being sold.