Questions tagged [capacitor]

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2 votes
1 answer
141 views

Capacitor sketch diagram?

My project is...I would have a circuit which will be power by 12 v DC only when car engine is running. Then, in time t =5 secs, the capacitor will fully be charged while engine still running or maybe ...
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0 votes
1 answer
19 views

Capacitor charge holding time?

I have a circuit of capacitor connected to a 12 v DC source. As soon as circuit is closed, yes the capacitor slowly charges itself until it attains the same voltage of the supply source. Eventually, ...
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1 vote
1 answer
749 views

Capacitive Discharge

With capacitors being used in different parts of the automobile, such as in conjunction with audio equipment, what is the correct way to discharge them in order to prevent personal injury?
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1 vote
0 answers
444 views

Finding a Capacitor (Condenser) for an ignition coil

How would one go about calculating the necessary specs for a capacitor to be paired with an ignition coil?
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3 votes
3 answers
371 views

Correct setup to allow capacitors to supply power

I am looking to fit a 400W, 12V power supply to my car for using the lights and such without draining the battery. My plan is to have a rotary switch to disconnect the battery and connect the mains->...
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  • 33
2 votes
1 answer
129 views

Unknown Capacitor required

I have an automotive electrical issue I am having trouble with, the injection ECU is reacting to the throttle position sensor too quickly and shutting the fuel off on a trailing throttle too early ...
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  • 23
3 votes
1 answer
157 views

Connect car amplifier and capacitor

I try to connect my car battery, amplifier and capacitor. I had to rearrange the position of the amplifier and the capacitor, and because of this I have not enough cable left. Before it was connected ...
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  • 133