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Old 04-24-2008   #1 (permalink)
 
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Default Amperage Test?

How to test to find out how many amps im drawing from well my amps? I don't want to beat up the electrical system in my car with these old school monsters. Can it be done on a simple meter?

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Old 04-24-2008   #2 (permalink)
 
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Default Re: Amperage Test?

If you already have a dmm that will read milivolts you could get something like this
http://www.shopperschoice.com/item_i...ml?PID=2240651
If not then you could get something like this

http://www.amazon.com/Mastech-Auto-R...9081488&sr=8-8

1996 Jeep Grand cherokee Dayton rs180s seas neo aluminum audiopulse axis 10 multiple projects in progress

Last edited by jp88; 04-24-2008 at 07:11 PM..
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Old 04-24-2008   #3 (permalink)
 
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Default Re: Amperage Test?

Look at your amp's fuses, then buy some lower rated ones. Try going down with the fuse rating until one blows, then multiply that fuse's amperage by the amount of fuses your amp takes...that should get you pretty close for only a few $$.
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Old 04-24-2008   #4 (permalink)
 
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Default Re: Amperage Test?

if you don't wet yourself , one of these deallywoppers should do the trick

http://cgi.ebay.com/Universal-Bright...QQcmdZViewItem


or


http://cgi.ebay.com/DC-200A-75mV-Cur...742.m153.l1262
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Old 04-24-2008   #5 (permalink)
 
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Default Re: Amperage Test?

I've got a $10 meter from sears. To make it easier I'm basically looking how much a soundstream class a 10.0 draws @ 1 ohm

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Old 04-24-2008   #6 (permalink)
 
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Default Re: Amperage Test?

with just a dmm you will have to use some type of shunt to measure any significant current

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Old 04-24-2008   #7 (permalink)
 
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Default Re: Amperage Test?

From what I know pretty much the only way is an amp clamp, and even then its hard to read as it fluctuates up and down, unless maybe you were playing one bass tone for a long period of time.
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