Ric,
Will you post the schematic so others can get it? Just curious?

TIA
Clark Williams

Ric L Ecker wrote:

> writes:
> >Dan,
> >
> >
> >I tried to find the parts for the converter locally but was
> >unsuccessful so
> >I accessed Digikey as you had suggested. I'M LOST! I'm not familiar
> >enough
> >with electronics to be able to tell which parts I need. For example,
> >the R1
> >50K Multi-Turn Trim-pot. There are many types to choose from and
> >since I
> >don't know enough about it, I can't decide which one to get. Same
> >with the
> >L1 250uH (coil,inductor?). The LT1070 I found and is part number
> >LT1070CT-ND.
> >
> Just wanted to let you know that I'm still working on the schematic of
> the 12 to 18 volt converter with help on winding your own inductors and
> where to get the parts. A parts lay-out and a help as you go text for
> the faint of heart. This will be assisted by John Downs who wound my
> coils and the procedure we used to make the converters, Cookbook style.
>
> ric
> curator of the Willard Observatory
> San Marcos, California
> 216 xt images at:
> http://members.aol.com/rlecker/optas.html
>
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