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Subject:
From:
John Miller <[log in to unmask]>
Reply To:
Blind-Hams For blind ham radio operators <[log in to unmask]>
Date:
Thu, 19 May 2005 11:43:07 -0400
Content-Type:
text/plain
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text/plain (74 lines)
laptops have that technology in them, but HT's are too small and to save a
couple centimeters they don't include that circuitry, balking book machines,
they still use NiCad's, nuff said there. I never did like them.
----- Original Message -----
From: "Bob Humbert" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Thursday, May 19, 2005 10:53 AM
Subject: batteries


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Ok, wht is the scoop on rechargeable batteries?  In this day in time, =
why can they be over charged by leaving them plugged in?  How difficult =
is it to include a circuit to detect a full charge and turn itself off?  =
I just don't understand this.  I know that it is true but I just don't =
understand it.  Unplugging my laptop is a real pain but I do it because =
the batteries are so very expensive.  HT's can't run on the charger =
provided but they seem to be able to work with a much larger one.  =
Again, plugging in and unplugging a HT that is simply listening most of =
the day is a real pain!  Lazy? perhaps I am but it doesn't seem to be =
such a challenge to design circuitry to allow those kinds of things to =
be plugged in all of the time.  Talking book tape players is another =
example of a real nuisance.  Can someone give me a good explanation why =
this isn't being done?


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<DIV><FONT size=3D2>Ok, wht is the scoop on rechargeable =
batteries?&nbsp; In this=20
day in time, why can they be over charged by leaving them plugged =
in?&nbsp; How=20
difficult is it to include a circuit to detect a full charge and turn =
itself=20
off?&nbsp; I just don't understand this.&nbsp; I know that it is true =
but I just=20
don't understand it.&nbsp; Unplugging my laptop is a real pain but I do =
it=20
because the batteries are so very expensive.&nbsp; HT's can't run on the =
charger=20
provided but they seem to be able to work with a much larger one.&nbsp; =
Again,=20
plugging in and unplugging a HT that is simply listening most of the day =
is a=20
real pain!&nbsp; Lazy? perhaps I am but it doesn't seem to be such a =
challenge=20
to design circuitry to allow those kinds of things to be plugged in all =
of the=20
time.&nbsp; Talking book tape players is another example of a real=20
nuisance.&nbsp; Can someone give me a good explanation why this isn't =
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