***Re: [Boatanchors] Re First American Transistor Radio Sold

Mon, 31 Mar 2003 20:51:56 -0700

I have the amateur scientist series on cd here... I should check for that!

ed!
----- Original Message -----
From: "WBob" <[email protected]>
To: <[email protected]>
Cc: "ed sharpe" <[email protected]>; "[email protected]"
<[email protected]>
Sent: Monday, March 31, 2003 5:49 PM
Subject: Re: ***Re: [Boatanchors] Re First American Transistor Radio Sold

> I think it was Scientific American that had a recipe on how to make a
Field Effect
> Transistor in you kitchen using stuff found there. Things like aluminum
foil and cream
> oftartar powder were two of the ingredients as I remember. The resulting
device had a
> gm of about 50k and upper freq of 50 kHz.
>
> WBob
>
> J. Forster wrote:
> > I just did a quick Google search on "Our Mr. Sun" (including the "s) and
found
> > lots of hits. Here is one:
> >
> > http://research.lumeta.com/ches/hemo.html
> >
> > You can likely buy a bunch of the Bell Science videos for $10.
> >
> > Have fun,
> > -John
> >
> > ed sharpe wrote:
> >
> >
> >>Ah ok!
> >>yes some  of the old  films would be out of date but... like the old
civil
> >>defense  'duck and cover' movies they do provide a sense of amusement!
> >>
> >>actually there was one on semiconductors I seem to remember where some
of
> >>the original players  participated in the dialogue  somewhat...  have
not
> >>seen this thing in eons and  would love a copy of it..
> >>
> >>do not recall even seeing any of the clips of it being used in  a pbs
show
> >>or anything like that..
> >>
> >>ed!
> >
> >
> >
> >
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> >
> >
>
>
>
>