Sujet
An Early Tuned Circuit
Légende
England: c. 1899
An early experimental tuned circuit, similar to Marconi's tuned transmitter.
Date
1899
Crédit
Photo12/Underwood Archives/UIG
Notre référence
UMG20A21_462
Model release
Non
Property release
NA
Licence
Droits gérés
Format disponible
54,9Mo (841,2Ko) / 40,6cm x 33,8cm / 4800 x 3998 (300dpi)