Crystal radio (section Impedance matching)
Podliasky (May 25, 1924) (Crystal detectors as oscillators), Radio Électricité, 5 : 196–197. M. Vingradow (September 1924) "Lés Détecteurs Générateurs"...
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S. P. Chakravarti (section On Thermionic Negative Impedance Elements in Networks and with Wave Filters and Crystal Resonators Band-Pass and Wide-band Effects)
Cable Circuits" by S.P. Chakravarti (Published in Revue General de' Electricite, May 1937). 45. "Telephony by Partially Transmitted Carrier and One Sideband"...
19 KB (2,265 words) - 00:59, 18 October 2024
Bergeron, L., 1950. Du Coup de Bélier en Hydraulique - Au Coup de Foudre en Electricité. (Waterhammer in hydraulics and wave surges in electricity.) Paris: Dunod...
35 KB (4,374 words) - 01:16, 4 November 2024
for applications such as remote meter reading. French electric power Électricité de France (EDF) prototyped and standardized a system called spread frequency...
39 KB (5,211 words) - 18:30, 30 October 2024