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Re: [Discuss-gnuradio] SDR 1000 progress

From: Eric Blossom
Subject: Re: [Discuss-gnuradio] SDR 1000 progress
Date: Fri, 9 May 2003 15:41:04 -0700
User-agent: Mutt/1.4i

On Thu, May 08, 2003 at 08:20:00AM -0700, Brian Whitaker wrote:
> John,
> I haven't looked at the datasheet for that regulator, but anything that
> spec's and efficiency is a DC-DC switcher (apposed to a linear regulator). A
> drop-in replacement module is a neat idea, really, but it's expensive
> because it's got a controller, a fair sized inductor, one or two big FETs,
> and maybe even some capacitors (depending on how they designed this).

It looks like switching to 12V relays would solve most of the
problem.  We could run them off of the 13.8V unregulated input.


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