Ot: Xtal radio

[woodelf]

Holger Veit wrote:

>>
> I should not write postings multi-threaded :-( The argument actually 
> mixes up two ideas; the first is that an AM
> detector is too mediocre to most people nowadays who are accustomed to 
> FM stereo sound or even
> 5.1/6.1/7.1/whatever sound even with cheapest receivers. 

Hey around here Am or FM is all crappy music, so even the $4.99 radio 
sounds good.

> The second point emphasizes on the "digitalization" issue:
> in the near future there won't be any analogue AM or FM 
> transmissions/transmitters any more; even SW band migrates
> to DRM now - so success won't be reached anymore with the a variable 
> cap, a coil, a diode, a high-owmed head phone
> and a reasonable long wire as the antenna. Surely there will be high 
> integrated circuit modules that decode all the stuff, but
> electronics hobby is not really interesting when reduced to adding a 
> battery to a black box.
>
Xtal radio is making a come back.
http://www.schmarder.com/radios/index.htm  /* some modern sets that work 
real  well */
http://www.crystalradio.net/ /* a nice site */
/* you know you have been programing in C too long today  .. */ :)