Z zaskoczeniem odkryłem, to się dzielę:
Pozdrawiam, Piotr
Użytkownik "Piotr Wyderski" napisał w wiadomości grup dyskusyjnych:rlctqp$38uot$ snipped-for-privacy@portraits.wsisiz.edu.pl...
Ciekawe, szczegolnie biorac pod uwage, ze pare lat pozniej do radaru uzyli dluzszych fal. Nie na dlugo, bo szybko skrocili ... moze jednak ta radiolinia kiepska i technologia wymagala dopracowania.
Ale ... mowi sie, ze juz Bose uzywal mikrofal. W 1897 !
"The junction consisted of a sharp point of iron, pressing against an iron surface, with pressure capable of fine adjustment. The different curves in Figure 6 correspond to different contact pressures. Bose noted that the junction does not obey Ohm's law, and that there is a knee in the curve at approximately 0.45 volts; "
Weglik zelaza ?
J.
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