Subject:
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Re: Big adapters?
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Newsgroups:
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lugnet.robotics.handyboard
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Date:
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Tue, 14 Apr 1998 17:00:09 GMT
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Original-From:
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Fred G. Martin <(fredm@media.mit.edu)IHateSpam()>
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Viewed:
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1003 times
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In your message you said:
> Hello all, I'll just briefly restate my earlier questions for ease of
> responding:
>
> 1. Why are we encouraged not to use big adapters (>1A) for the HB? Is
> it because of the charging circuit, or does it fry the board?
because if you put it into zap mode, you'll fry your batteries --
unless you've switched to a much higher amperage pack.
>
> 2. Can I plug a big adapter into the charging board, set it to Zap mode,
> and just use it to drive my tethered robot instead of batteries?
> (i.e. remove the batteries entirely)
no, because you can't send that much current down the RJ11 cable.
unless your robot draws very little power even when motors are on;
i.e., less than 500 mA or so.
fred
>
> Cheers, Skye.
>
> +-----------------------------------------+----------------------------+
> | Skye Legon | University of Waterloo |
> | Systems Design Engineering | __/ __/ __/ __/ |
> | Pattern Analysis & Machine Intelligence | __/ __/ __/ __/ __/ |
> | 143 Columbia St. West, Unit E-4 | __/ __/ __/ ____/ __/ |
> | Waterloo Ontario CANADA N2L 3L2 | __/__/__/ __/__/\__/__/ |
> | +1(519)888-9249 | ______/ ___/ \___/ |
> | slegon@uwaterloo.ca | DC 2620, 888-4567 x5192 |
> +-----------------------------------------+----------------------------+
>
>
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Message is in Reply To:
 | | Big adapters?
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| Hello all, I'll just briefly restate my earlier questions for ease of responding: 1. Why are we encouraged not to use big adapters (>1A) for the HB? Is it because of the charging circuit, or does it fry the board? 2. Can I plug a big adapter into (...) (26 years ago, 14-Apr-98, to lugnet.robotics.handyboard)
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