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What else can I help you with?
What is the light on top of traffic lights that cops can turn on?
Emergency vehicles carry a transponder that transmits a radio signal to change the traffic lights to green for them.
Double conversion transponder?
In a double conversion transponder , the signal received from the ground station is converted into IF , then the signal is filtered & amplified . Finally the IF signal is again upconverted to desired frequency and transmitted downwards.
How does EZ pass work?
Radio wave signal a transponder.
How does transponder work?
*"An automatic device that transmits a predetermined message in response to a predefined received signal. * A receiver-transmitter that will generate a reply signal upon proper electronic interrogation. " *Excerpted from Wikipedia ; see related link .
What is the meaning of transponder?
The word transponder is a combination of transmitter and responder. It is generally defined as a device which transmits a signal upon receiving a signal. It may be used as a beacon, as a signal repeater, an identification device, or any of numerous other uses.Please see the Wikipedia for an overview of the concept.
What should you do if a traffic signal is red and an officer signals you to stop?
stop... A police officer assuming control of that intersection will have precedence over a traffic signal. If their signals are contrary to the traffic signal, you'll follow their signal.
What is a transponder used in a race for?
The transponder, by sending a signal to the pit wall, is used to identify individual cars on the track, provide accurate lap timing and overall position in the race.
How do you know where is the aircraft flying at this moment?
There is a transponder in every plane which gives signal where the plane is going.
Other name of traffic signal?
Stop light is another name for a traffic signal.
A traffic sign which is used to control traffic is called a what?
traffic signal.
What is an inoperative traffic signal?
A signal light that is not working.
What are traffic controls?
we control traffic by follows the signal
