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List:       gnuradio-discuss
Subject:    Re: [Discuss-gnuradio] SDR 1000 progress
From:       Eric Blossom <eb () comsec ! com>
Date:       2003-05-09 22:41:04
Message-ID: 20030509224104.GC4183 () comsec ! com
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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.

Eric



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