radiodreams.com
Radio DreamsThis site is under construction. Jed Margolin's Simulated AM Radio. United States Patent 5,978,488 Nov. 2, 1999. SIMULATED AM RADIO Margolin. Full Patent Image 2.1 MB (PDF). Front Page Image 71 KB (PDF). Specification Only 96 KB (HTML). Other Patents That I Find Interesting. US Patent 1,342,885 METHOD OF RECEIVING HIGH-FREQUENCY OSCILLATIONS issued June 8, 1920 to Armstrong. The superheterodyne was invented by Edwin H. Armstrong. 1,342,885 Full Patent Image 261 KB (PDF). The main object of this patent is...
http://www.radiodreams.com/