There's a sensor in the bottom of the coolant expansion tank.
check the multifunction (turn signal) switch
Just the amplitude change, while the frequency and phase still remain
A radiator cap would not cause a leak! However, if the radiator cap is holding pressure, other weak parts could signal issues in need of attention.
Rain.
hourly time signal is causes your watch to beep every hour on the hour.
Diffraction is the bending of signal at the sharp edges of the obstacles. Because of the wave nature of the signal the phenomenon of diffraction becomes possible
open your hood. take off your right side headlight bezel. remove headlight and park/turn signal light. your radiator pepcock will be in plain sight. remove your radiator cap and open your radiator pepcock to drain.
your brain gives off a signal that causes your eye to drip. then the same signal goes to your nose and causes it's fluids to run.
The engine computer uses the signal from the coolant temperature sensor to decide when to activate the radiator fan relay.
an electrical signal up to the airbag and it deploys
the signal cord
Nerve signal from the pituitory gland