Subject:
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Re: Is Expansion Board Servo Voltage Suppose to Be 9v
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Newsgroups:
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lugnet.robotics.handyboard
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Date:
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Wed, 15 Aug 2001 03:30:33 GMT
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Viewed:
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1457 times
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Yes, Fred, the diodes are in place. I Assume that is where I should
start to test for opens, shorts and, bad diodes.
Thanks for the help.
Andy
"Fred G. Martin" <fredm@alum.mit.edu> wrote in message
news:200108150241.WAA17729@lugnet.com...
> Do you have the dropping 2n540x diodes in place? they should drop the
> 9.6v batt to the 5-6v servo voltage.
>
> Fred
>
>
> On Tuesday, August 14, 2001, at 09:56 PM, Andrew Loy wrote:
>
> > Hello again,
> > I was surprised to find that my expansion board servo ports were
> > putting
> > 9 volts. Is this the way the board was designed or is this in error.
> > Most
> > servos I have come across work in the upper 4 to 6 volt range. The
> > servo I
> > have runs uncomfortably hot when using the expansion board (and the
> > standard
> > 9.6v battery, in other words in not using a secondary power supply).
>
>
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