typing keyboard input to two tabs at once, possible?

Hi everyone, it's been long since I was here, I confess.
I'm looking for a way to type input to two tabs at once. Each tab is running the same application, a console-based text file search.
So when I type 'a' it's sent to both consoles, which consume it, 'b' to both which consume it, and so on. This includes all keys and key combos that Windows can type, such as Backspace, arrows, Alt/Ctrl/Shifted keys, etc.
I would like to use Take Command, so I can put each console in its own tab, possible...

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