Subject:
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Re: 4548 modification
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Newsgroups:
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lugnet.trains
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Date:
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Thu, 22 Aug 2002 00:12:39 GMT
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Viewed:
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668 times
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In lugnet.trains, Kanefusa Murakami writes:
> I finished my 4548 modification .
> now I can get 9V on the truck at any load condition.
> and the maximum electric current excceeds 2A.
>
> http://www.brickshelf.com/cgi-bin/gallery.cgi?f=23737
Do you have any problems with heat when you run at high current for long
periods?
ROSCO
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Message has 1 Reply:
 | | Re: 4548 modification
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| (...) It was tested for 15 minutes. The electric current was between 1.0A and 2.0A on the test. The regurator with heatsink was hot.But that does not exceed 60 degrees(c). I can touch the regulator.On the datasheets (URL) chips can operate . If you (...) (22 years ago, 22-Aug-02, to lugnet.trains)
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Message is in Reply To:
| | 4548 modification
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| I finished my 4548 modification . now I can get 9V on the truck at any load condition. and the maximum electric current excceeds 2A. (URL) appreciate mr.shirane.He is great!!! (URL) you have any question? Please contact me by simplified English. (...) (22 years ago, 20-Aug-02, to lugnet.trains)
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