Possibly by waving your arms or by flashing a torch (flashlight).
how to make road rail signal using electromagnet
Buy a "highway" turn signal flasher
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Amplification.
Flasher relay.
Turn signal drain? Never heard of such a thing. What make, model, and year vehicle?
there is really no way to make it better except for maby getting closer to the source of the signal.
Five honks or more is the internal signal for attention.
Make a signal fire.
Stimuli
Stimuli
A lead or lag applies to a signal due to active components to make it lead or lag the original signal