[Elecraft] re: solar power

Fri Mar 21 11:52:00 2003

I am a happy user of Don's controller.  As I speak it is merrily charging my
15ah SLA.

John K7SVV

----- Original Message -----
From: "Don Brown" <[email protected]>
To: "Elecraft" <[email protected]>
Sent: Friday, March 21, 2003 6:52 AM
Subject: Re: [Elecraft] re: solar power

> Hi
>
> I should mention that my controller operates the same as the MicroM+ but I
> use a different circuit and different IC. The circuit is much simpler and
> more accurate because of the precision band gap reference and precision
> comparators in the IC. Also the LED on my controller will not light if the
> panel is not providing enough voltage to charge the battery. The kit is
$30
> and includes all parts and fiberglass circuit board.
>
> Don Brown
> KD5NDB
>
> >
> > ----- Original Message -----
> > From: "Bob Lewis (AA4PB)" <[email protected]>
> > To: <[email protected]>
> > Sent: Friday, March 21, 2003 5:42 AM
> > Subject: Re: [Elecraft] re: solar power
> >
>
>
> SNIP
>
>  Take a look at http://www.seslogic.com/microm+.html for
> > > a series mode charge controller that does not use a switching circuit
> > > and so does not generate RFI.
> > >
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