Re: TI-H: Batteries

To: ti-hardware@lists.ticalc.org
Subject: Re: TI-H: Batteries
From: Jason Doering <doerinjw@email.uc.edu>
Date: Sun, 13 Dec 1998 20:10:50 -0500
Delivered-To: ti-hardware-outgoing@towerguard.unix.edu.sollentuna.se
In-Reply-To: <9782753f.3672b64f@aol.com>
Reply-To: ti-hardware@lists.ticalc.org


At 01:30 PM 12/12/98 EST, you wrote:
>
>In a message dated 12/12/98 5:26:36 PM !!!First Boot!!!,
>danti@applecyber.dyndns.com writes:
>
>> Solar is cost effective... PV's are cheap if you know where to get em. I've
>>  seen quality PV's for as low as USD8,00 for 6V 300mAh... That would charge
>>  your calc batteries in approx. one hour. Not bad considering you don't
have
>>  to charge very often... unless you use your calc as an internet server =)
>>  
>>  At 10:11 AM 12/12/98 EST, you wrote:
>>  >
>>  >The charger that i use to charge the batterys in my calc just blew, i'm 
>> only
>>  >getting mv out of it, i have some other transformers laying around with
>the
>>  >same mW and Voltage rating but they are AC instead of DC, batterys are 
>> nicad
>>  >will a charger with ac output instead of DC output work?
>>  >thanks
>>  >-JJS
>right now i just want to know if the transformer with AC output will work
>instead of the original with DC output, or will it blow something up
>thanks
>-JJS
>
It will blow something up probably.  From the low voltage AC out, you need
to run the signal thru a bridge rectifier to get a near DC signal.  Then
you need to put a big capacitor across the output lines (>3000 uF ought to
do it)

References:

Re: TI-H: Batteries

From: SHIVANJJS@aol.com

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