Does anyone know anything about this "sand labs".
I can't get an address or phone number or anything from alex.
He says "we this" and "we did that" etc. but who is we?
At 01:03 AM 12/22/01 -0500, alex wrote:
>For about 4 years now, we use SMPS to power our filaments :) They are under
>a central Microprocessor control so we can adjust the filament (and not
>only)
>voltage at any time, real time, and remote if needed :) There is a
>substantial saving in size, weight, and power consumption as the SMPS is
>usually more efficient than a simple transformer ... However, all of this
>costs extra, as you already suspect :) There is no free meal :)
>
>
>
>Alex
>
>----- Original Message -----
>From: <jstrohm@texas.net>
>To: <amps@contesting.com>
>Sent: Friday, December 21, 2001 12:45 PM
>Subject: RE: Re: Re: [AMPS] M/A Com fets ++
>
>BIG Snip...
>
> > Obligatory Amp content:
> >
> > I really enjoyed the idea of making toroidal filament transformers. The
>cool part is -- you can tap a toroid ANYWHERE, and move the tap lead along
>the toroid to fine-tune the voltage AND any stray bias voltage that you
>might be picking up anywhere.
> >
> > I'll be hunting for toroidal transformers for rewinding!
> >
> > Jim N6OTQ
> >
> > --------------------------------------------------------------------
> > mail2web - Check your email from the web at
> > http://mail2web.com/ .
> >
> >
> > --
> > FAQ on WWW: http://www.contesting.com/FAQ/amps
> > Submissions: amps@contesting.com
> > Administrative requests: amps-REQUEST@contesting.com
> > Problems: owner-amps@contesting.com
> >
>
>
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