Tamas Rudnai wrote:
>I think you would be probably better off starting with something veru
> simple, like a crystal radio (http://en.wikipedia.org/wiki/Crystal_radio).
>
> The AM demodulator is a simple germanium diode -- in extreme case you do 
> not
> even use anything else, only the diode, a long antenna and a head phone.
> Then everything else is just an add-on or plug-in if you like it that way.
> So you can add as an add-on a resonant for tuning to a specific station,
> then a simple audio amp, later on an RF amp so that finally you get a very
> basic radio receiver.

That's how I got started in electronics back in 1993-ish. Well actually 
first I was way in over my head, trying to build an acoustic range finder, 
but the crystal radio was my first working project. :)

I went on to build a one-valve RF generator, audio amps, and FM bugs.

Vitaliy 

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